Use this to keep the garage just above freezing, if needed. During summer months, your car can get too hot. Don’t overwater and don’t give any fertilizer. I live in zone 8A and have 3 tropical hibiscus plants in pots that I bring in each winter. Hibiscus is one that does better indoors where the temps are warmer. Check them every couple of weeks to see if they need water – the soil should be moist but not wet. I’m putting them in large plastic storage bins,no lids, with a drainage device underneath each group ?putting in the garage and basement. Move the container to a location sheltered from cold winds and frost, such as a garage, shed or inside your home. Can a potted gardenia tree survive winter in the garage? The presence of water in this quantity keeps the interior notably warmer than without, and lowers the temperature needed for the air inside to freeze. The Hydrangeas should lose their foliage and be dormant, so they don’t need lights until they break dormancy in late February or March. I feel your pain. Some plants, though, need heat to grow properly, such as peppers, tomatoes, and squash. We’ve had a few freezes, but it appears healthy for now. I can’t remwmber how she did. . You may need to bring your plants indoors or choose a plant that will survive the colder conditions. Sounds like you’re doing things well, but I understand about bigger, root bound plants. That room would only be good if it goes to well below 40 and stays there. Gradually introduce more sun. Dark isn’t needed. For onions you can just plant in a big, ~2-3″ deep baking sheet. But from December through April, my garage is also packed with plants. I’m fairly new to gardening and am just looking for advice! Once I move her to Shed, THEN WHAT? I’d keep them outside, or even bury the pots in the ground for the winter instead of blankets. Yes, you can use lights for those tropicals that will keep their leaves. I might do this for only fifteen minutes in late-March and moving to longer periods in April. Today, I pulled my plants into the garage because of a forecast of frost. I’ve got tropical hibiscus, bougainvillea, hydrangeas and others. People who live where it’s too cold to grow blue hydrangeas outside can use this method of over-wintering them in containers. We spent two days cleaning the garage before the plants could come in! M, The warmth may be enough to keep a plant from freezing during a short cold snap. I have an attached unheated garage with 1 small window …how can I make sure it survive in a Chicago winter. I also have a moonbeam coreopsis in a large wooden deck planter. There is the other option to designate an area of the garage or basement for potted plants … 3 sides are windows with eastern, south & western exposures. My predicament: I have 4 cinnamon ferns and two clematis on the way. A shady spot won't produce enough sun to keep plants warm, so choose a spot that receives an ample amount of sunlight each day. I have an attached unheated garage with 1 small window …how can I make sure it survives in a Chicago winter, I have a very large potted hibiscus tree that is way too heavy and tall to bring in the house over winter. Jim, Hi All, My plants are in a pre-fab grow room in an attic, and now it's getting cold. Give it a try – no harm, right? Perhaps a cool basement with several windows would do as well?..Im going to try it..Good ideas here…. As the days lengthen the plants start to break dormancy, even though there really isn’t enough light to sustain this growth. If the temps are cold I keep the doors shut. I don’t know what type of Clematis you have, but if I had them in pots I would not keep them in a sunroom where day temps are high. LOL. I’ve found that if these plants are watered every three to four weeks, depending on the temperatures and the size of the container, that this is perfect for keeping the roots from drying up. Greenhouse makes another good spot for overwintering the veggies. That's no problem when I was in the vegetative stage, because both of the CFL's (85 watt and 100 watt) kept the little pre-fab grow room warm enough. Some plants do fine in the 35 to 50 range of the typical unheated garage, but tropicals don’t do well below 50. What about an Inclosed patio that gets a good amount of light? They need temps above 50 and sun. Do you think this environment would be well suited to harbor plants over winter? I cross my finger and wishes myself success. And if the ferns are Boston Ferns, warmer temps are better for them as well. The type of plant will determine the amount of heat. They are pretty tall but have no color ( white!!) LAST STEPS. There are some plants that may not survive in containers outdoors, yet they don’t need to be in the house either. Overwinter as houseplants in a warm, sunny place (like a sunroom or heated greenhouse): cordyline, phormium, palms, croton, bamboo, jasmine, allamanda, bougainvillea, hibiscus, citrus; Take and root cuttings and pot them up so you have new plants in the spring: plectranthus, coleus and geraniums ; Keep plant dormant in a cool, dark place: brugmansia, banana, … I have over – wintered them in the unheated garage for years but I’m always weary that the 9 year old mandevilla, the ferns, geraniums and spider plants will not make it. The Agapanthus stay green all winter. My Aunt lived in Maine and had a huge pot of geraniums that she overwintered for 25 years. Lights would encourage them to grow at the time they should be resting. I’ve got a Hardy hibiscus appx 3ft tall in a planter, too big for house & unheated garage w/broken pull down door. (Three to five years.) Will they be ok stored in an unheated, attached garage with no natural light. Can it be stored in the garage? Vadim, Sounds like you’ve got a good plan! The spider plants and geraniums are best over-wintered in the house in front of a sunny window if you have the space. If you want to keep it, yes, put it in your garage (coreopsis too – another short-lived perennial) – DO NOT CUT THEM BACK – Do not put a tarp over plants – prevents water from getting to the roots and doesn’t protect them at the end of the day. But they can’t be where it’s below 32. Sure, I have the usual assortment of snow shovels, ladders, fertilizers and other garden products. The key to success with garage storage is that this area is attached to the house but not heated. Models such as the Fahrenheat FUH724 240-volt garage heater can be easily mounted any where and it has the power to keep your garage nice and warm. At the end of the winter , they usually are on their last legs. Now it’s in a pot on our deck and doing great. There is a rack of boots, some brooms and the garbage cans…normal garage stuff. I suppose you could get the seed starting heat mats and plug them in, and keep the pots on them…which would be safe since they are made to be waterproof, but they are small so you’d need a few, and I don’t know what that would do to your electric bill. Save my name, email, and website in this browser for the next time I comment. I live in Amarillo, TX which is in zone 7A. I live in Batlmore, and recent winters have been mild. Or would it be better to place them outside on deck by the wall of the house—with blankets? But keeping this plant in the cool temperatures of the garage is what helps them to flower well in the summer. Since Aloe is evergreen and only rests, but doesn’t go dormant, you’ll need it in some light. I live in Chicago suburbs and am wanting to hold plants while I intentionally kill off and prepare a bed for next spring. keeping marginally hardy plants alive through winter, keeping potted plants through winter, overwintering fig trees, keeping figs through winter, keeping agapanthus through winter, potted hydrangeas, winter storage of plants, do plants need light in the winter, post-template-default,single,single-post,postid-18854,single-format-standard,bridge-core-2.5.5,et_monarch,ajax_fade,page_not_loaded,,qode-theme-ver-24.0,qode-theme-bridge,disabled_footer_top,qode_header_in_grid,wpb-js-composer js-comp-ver-6.4.1,vc_responsive, Garden Groups – In Person or Virtual, Zoom Presentations, Horticultural and Green Industry Trade Talks. Likewise, your car can get too cold during the winter. And I get Wisconsin weather…I’m from Stevens Point. When do you move them back outside. Since I wasn’t sure where it should reside permanently, I potted it in a large metal pot with a green patina that I forgot I had and set it in the sunny border of a garden space, and it’s gorgeous there! So keep track of temps in the winter and you’ll have better information. Two-for-one! The reality is that most plants will start to come out of dormancy in late February or early March anyway, because they sense longer days from any light that comes into a garage or shed, and because of the temperature swings. View all posts by Erin @ The Impatient Gardener, MASTER CLASS ON WINTER CONTAINER CONSTRUCTION. In many cases, the original concrete flooring in garages is normally left as it is … Finally, once the weather is mild enough, but hopefully on a cloudy day, I move the plants outside for the season. Hello, I live in Canada north of Quebec in very cold area -40 in winter and very windy” I bought the summer 50 roses David Austin . Thanks!! Jemara – it all depends on how cold it gets. Just cool temps that are above freezing. Lisa – you still might be able to plant them – 4″ of snow in no way means frozen ground. Put them out in a fully shaded area at first – if it’s still below 45 at night where you are, you might want to put them out in the day and in the garage at night for 4 to 7 days, then move out into shade for good. Also, in February when the sun gets warmer the plants can cook under the tarp…just like your car heats up from the sun in February even when it’s cold outside. Can I leave the coreopsis in the potting soil under a vinyl tarp over winter or should I tranplant it to the ground and mulch it for winter? Thank You Soo Much!! Sep 7, 2008 #4 How big is your garage? Absolutely, Stephanie – a cool basement with even a little light can be a good place for dormant plants. Putting something like bubble wrap around the fabric pots might help…. I’m feeling bedraggled tonight after the plant move turned into a partial garage cleaning! I may be imagining that I can see a potted gaura in one of your photos, because that’s my current dilemma. If you’re growing in a basement or garage… For added protection when you protect plants in a freeze, you can place plastic over the sheets or blankets to help keep warmth in. I have a full eastern and a full southern-facing window in my unheated garage. Usually yes – as long as the garage doesn’t go below freezing. While weather stripping and insulation can help to keep the cold air from entering the garage, it won’t help to warm it up. Zone 5. Now you’re ready to install your new garage heater. So keep it a little cooler—within the range of the plants—if you are short on light. It went into a cold shed and she never took it out of the pot. If it’s a sunny room the temps might swing drastically between very warm in the day and cold at night – and that can be hard on many plants. Betsy, Soil Mats. I can’t remembe how she did it. You can harvest the leaves under the grow light a few times. Some, like the fig trees (somehow we ended up with three large pots of Brown Turkey figs), lose their leaves and are dormant. Watering is needed, but not too much or too often. I keep the plants in their pots, move the pots into the garage and cut back the foliage once it browns. How I handle it is that if I’m home on a hot day I’ll open the doors and let the plants get some real sunshine. Mine is in the kitchen by the sliding glass door! Not sure what the garage temperatures are in winter. Sort of.) Anni, The pink Gaura is not hardy for us and I don’t even try to keep it as it’s widely available in the spring at the garden centers. Of course, if you have a “Polar Vortex” period like last year (I was in Chicago for that!) i will put my hibscus in garage for winter. Thinking of moving her to a metal framed shed, Still no heat & here in GA. it gets below 50, winter’s run 40 – 20 degrees. The BloomStruck hydrangea in the foreground is spending the winter snuggled up to one of the fig trees. To use straw in the garden start with a bale or a portion of the bale and begin by pulling the batts apart. Others, like the huge bay, are semi-dormant and do well enough by a small, eastern-facing window. Thank You! Don’t fertilize until the plants have greened up on their own. I do have a mud room with three windows but it gets too warm there because the furnace is in there . Mary, Put houseplants in the sunniest spot you have; move them to follow the sun if necessary. Having enough room in your house can be the biggest challenge with this ordeal. That said, the best way to overwinter geraniums is in a sunny window in the house. Part of that resistance comes from the fact that their roots don’t experience big temperature fluctuations. I purchased one this summer that was a replacement for something unavailable and it arrived late due to the pandemic gardening frenzy. If the weather is fairy mild I can pull varieties such as roses and hydrangea outside to slow them down. No watering till April when they get to go outside as long as not too cold. I end up with plants like these in my bathroom, laundry room and guest room. At that point I need to gradually reintroduce them to the real world so that the leaves don’t get sunburned. If these were mine, I’d find a place outdoors to heal them in. Heated Floors: Another great way to add heat to your garage is in-floor heat. It can prevent the soil from cooling off too quickly, but it can also prevent it from warming up promptly when the time comes. It's possible to keep many plants semi-dormant in an unheated garage all winter...some tips for success. This keeps the plant dormant but the plants never freeze. I guess “grouped” is a nicer term than “piled,” but the stacking doesn’t seem to bother the ones that are dormant and the top pot drains into the bottom one, making watering a bit more efficient. Nikki – short of building a heated greenhouse around this plant, there is no way it will survive outside in a Chicago winter. Mildred, If not directly next to the window, how far away> The garage is attached to the house at the basement level which does not god below 60 degrees. So what about wrapping plants in winter? I don’t know your weather so hard to advise…call your local garden center. Place them as close to the window as possible and know that they will lose leaves. If she kept it from year to year her shed didn’t go below freezing. The coils are laid down, … At home or in the garage the the plants are safe from the frost. I wish I could put them in the ground so they could grow better because I know they’re very root bound having been in the same pots for several years. Calijuana Well-Known Member. Sunshine. Your key lime should go in front of a sunny window or slider in the house. In front of the window will be great – put trays under so you can water them well when dry. Try to insulate the grow box itself instead of the garage. Keeping outdoor plants alive in the winter can be hard, especially if those plants are tropical or subtropical and you live in an area that has occasional freezes. Just put them outside. Otherwise, move them up against the side of the house or garage, preferably beneath an overhang. Can I save them if I put them out in heavy shade?? I do have a garage but I cant put the plants near the windows because of other things are there. Water when soil is dry. Put begonias, geraniums and a pot of marigolds with seeds sprinkled on dirt. or is it ok to keep them uncovered in the garage during the winter? If you see that the temperatures are going to fall into the 20’s overnight, or that daytime temperatures will be below freezing, put them back in the garage. Wilda – only if your garage has a window and doesn’t go below 50 degrees. I have a 3-season room attached to my detached garage. Either that or cluster them together and mound mulch on all the edges so that it’s 16″ thick, then top with a couple of inches over the group. Also, if kept in the same pot you’d need to periodically add some new soil to top and fertilize. The trick is simple, just place some buckets near the plants you want to keep warm, and fill them with warm water. Will it go dormant such that I can bring it in my unheated central Illinois garage with no natural light? … How difficult will it be to warm your garage in the heart of winter? Louis, Jan, You may wish to rake it back away from the plants as spring starts to warm up. Determine Your Heating Needs. thank you. My garage has no windows so I keep a couple of lights shining on them through the winter and water them less often. A Cracked Pot. I thought of burying the whole pot where it is. In order to protect the plants, you will need some sort of additional heat during frost and freeze events. Bucky’s Mom, It was gorgeous. Frost Protection Cloth. Insulation works both ways. So far I’d like to host day lilies, hostas, peonies, Japanese lanterns, lemon drops and an assortment of ground covers. I have a very large potted hibiscus tree that is way too heavy and tall to bring in the house over winter. I have install an artificial light system with a timer, which I plan to start not before mid march to give them a daily little light period when my garage will start to warm up by itself in spring and that it will be still to early yo bring my roses outside because the outside nights will still be to cold . If they’re in sun the soil will dry out faster than if not in sun. I use an inheated room off my garage. I’m worried that even if it’s unheated during the day when the sun shines in the space will go well above 50 and then the plants will start to grow. But in early April this would be unusual, so get them out soon. Thank you for your wonderful article. No, there wasn’t a Gaura in my photos. One thing that you can do to control this is to keep your windows cracked and avoid parking your car in areas that get a lot of sun. I live in Chicago and will not be able to replant them on my roof deck until late spring. If you have potted plants, then the easiest way to keep these guys warm is to bring them indoors. Don’t move the hydrangeas out until you see the ones outside opening their leaves – once the plants that are growing outside have leaves the size of a quarter, you can put them out. It would be bud hardy in most winters on Cape Cod but I’m growing it, and a few other hydrangeas,  in containers to show what those in colder regions can do. Just don’t know how I’m going to get it all done and plant tulips in this cold weather already in Milwaukee Wi ! Isn’t there another place outside where you could dig a trench and park them in the ground? So my hydrangeas leaf out in March, as do the figs. So it’s a dance, but not a very complicated one. … Use a double layer of plastic for the “windows” Insulation helps, but most insulation blocks the light. Certain plants, such as roses and strawberries, may be overwintered by covering them completely with a clean mulch. If I were you I would hang a thermometer in the grow box. Keep roots warm and up off the cold floor. This acts like insulation, keeping warm air from the ground around the plant. I live in SW VA and the winters can be very cold. Note that I have remove all leaves to force them to go dormant faster and avoid sickness transmission ( Black spot etc) . It does however reduce moisture loss due to wind. But if it’s too cold they must remain in semi-darkness until the weather improves. Improve The Flooring. One of the first options available for heating your growroom is focusing on heating the … Some plants are grouped near one of the eastern-facing windows. (I kid. Went out in the garage and have a small hydrangea and the leaves are starting to sprout out on them. Let them do what they will do in the garage. Or, would it be best to take them to a friend’s deck and winterize them? Your email address will not be published. A broom quickly pushed the excess out and as a bonus, the surrounding garage floor got cleaned as I used a push-broom to move the water outside. I have a huge aloe Vera plant that I cannot put in the house. 5-7. im afraid the plants will start to come out of dormancy during these warm spells. I’m afraid the lack of circulation under a heavy tarp will cause mold or rot, and I’m afraid uncovering it occasionally during breaks in freezes and snows will cause more harm than good. Once the temperatures drop below 32 it will die, no matter how much mulch/protection you might put around it. Above: If you want to make a DIY tunnel or hoop house, you can make a metal or wooden frame and cover it with Frost Protection Cloth; a 250-foot roll is $90 from poly-Tex. A south-facing wall works the best. then it is not too uncommon for the daily high to be in the mid-sixties for several days, i.e. Cathy, On an especially mild, sunny day we open one of the garage doors so they get some light. I usually trim them down about 1/3 when I bring them back outside. And they do just fine. Hello Should I place them right next to the window for direct sun or further away for just light? I water the plants when they are dry, and later I’ll put them out into part-shade first so that the foliage that broke dormancy early isn’t sunburned by the “real world” conditions. I have a few tiger eyes sumac dwarf trees that I recently had to transplant from planter boxes on my roof deck into large Aeration fabric bags. Thanks. Remove any dead leaves and stalks – assuming these are not “woody” plants such as lavender or shrubs. We have days in January and February that can reach 75 degrees and two days later it will be 5 degrees. Could you help? At the End of October when the nights start to be below freezing point I have put them in my heated garage which I keep close to freezing point 32F ( 0C) all winter. But if you can’t, put them in potting soil in pots that are about 8 to 10″ in diameter with fresh potting soil, water them well and keep them in an unheated garage. I live in NW Arkansas. Look for a spot that will stay in the range of 32 to 45 degrees Fahrenheit. After plants are dormant (meaning herbaceous plants have died back and woody deciduous plants have dropped their leaves), water them one last time and place the pots in an insulated garage or cool basement. Then you start with a new one in a pot that is smaller…at least at first! Would our unheated sunroom be a good place to winterize them? These air pockets act as insulation and keep the plants warmer longer and can help your plants to thrive until the days are consistently warmer. It’s the only perennial in the planter, and we would like to tarp the planter for protection. Does anyone use a grow light? If you want to plant basil, plant about 6 seeds in a ~4″ deep aluminum sheet. … A plant growing outdoors is often more resistant to cold than indoor plants. Yesterday I had to use a broom to sweep excess water onto the garage floor and then out the door, since these pots are too large to easily move them out of the saucers so that they could be emptied. Do I Wrap her, give another top soil cover?? ... How to keep containers warm in winter? When will I know when it’s warm enough to move them outside for the summer? How big is your grow box? Keep Your Greenhouse Warm If you are a serious gardener or want to become a gardener, you may know the importance of a greenhouse. How to Protect Tropical Plants in the Winter Even in a climate as warm as Florida, the nights may get cold enough to damage tropical plants. Photograph by India Hobson via The Garden Edit. Then there are the potted Hydrangea and Agapanthus: these are placed wherever there is a space, allowing that the cars do need to be able to pull in before a snowstorm. I have a bunch of perennials that I have over wintered in my garage. Prima Donna theme by Georgia Lou Studios. Many people save geraniums in cool places where they go pretty much dormant during the winter, and then they leaf out again in the spring. Another trick to keep plants warm is to locate a few barrels (or Rubbermaid-like plastic trash cans) filled with water inside your greenhouse during the winter months. and is the eastern or the southern window better. The repetitious cycle of freeze-thaw-freeze-thaw is not just hard on your plants, it’s … I have a Little Miss Figgy dwarf plant. They will look pretty sad by spring, but you can cut them back and fertilize when you put them outside in the spring. since they had no light. But better in the slight protection of the garage than outside. We have only one window in the garage and moving the plants to a garage door is not feasible. How to Prepare Your Plants for Wintering in Your Garden Shed. I was away all winter and stored some potted plants in my unheated garage……..It is early May and my potted Hostas have emerged!! Enjoy! You can either use grow lights or plain fluorescent lights – tube lights in a shop fixture should go fairly close to the plants (six inches to a couple of feet). I’m just trying to avoid temporarily transplanting. When the ground is frozen, plant roots absorb very little water, so a drying wind can be very harmful to the plants. It doesn’t have to be a lot of sun, but you do need it in light and this plant doesn’t want temps lower than 50. Or so I tell myself. Spread the loose straw around the plants or … Hurst relies on hoop houses to keep plants warm in winter weather. 1. Keeping plants safe in winter freezes Winter frost can damage and even kill your plants. The saucers under the figs ended up being flooded after watering. Then they’d go through the normal dormant period perennials do and can be transplanted next spring. I can’t repot them because if the pots are any bigger I can’t move them by myself. I have two large citronella plants and a garage with no windows. When plants are dormant they are not absorbing much water, so if the pots sit in saucers that are filled with the overflow this can lead to root rot. If I left this much water the figs’ roots would suffer. An artificial light is always on. When it starts warming up in the spring I’ll open the garage for a bit and then bring them back outside. Plants to Overwinter. Edge of a vegetable garden, for example. I want to winter over geraniums and two hibiscus plants, potted. I interested in putting plants in my garage, but our temperature in winter varies greatly. Thank you for this helpful article and the many comments/answers! Note that I have many plants that break dormancy in February, March, and April in my garage and are in very little light (one side window 12′ away from all plants) but when I introduce them gradually into real sunlight in May, they do just fine. i would appreciate your opinion. The wrapping does not keep the plants warm. Any ideas for a heat source that would be safe and minimal – enough warmth to just keep there from getting so bedraggled ? Do potted fig trees in containers need to be covered in total darkness ( inside box enclosure) in the garage during the winter? Other than watering, the only tricky part of garage plant storage is what happens in February and March. I do this by grouping them near the garage door and opening it for short periods so that the sun can come in. In short, the plants are more stored in the garage than they are grown here. Since they are dormant in the winter and don’t need light, you could put them in the garage but unless they start to break dormancy in February or March, leave the lights off. Group all the plants together in the spot protected from the wind and close to the wall. I have 6 plain green hostas,9 hybrid lillies and many more perennials to dig to get ready for foundation work and deck removal and expansion.. Move them out now so they can break dormancy outdoors. What is best to do for the winter? Plants can’t do this in winter when the soil is frozen. Thank you! I have large pots of Clematis. But keeping this plant in the cool temperatures of the garage is what helps them to flower well in the summer. They should be fine. Vivian, I live in Southeastern NH about 30 minutes from the coast. I opened and closed the doors a few times to make sure everything was well coated and resisted the urge to show Mr. MMP how the garage door button works. In my warm Zone 6 garden white Gaura is hardy, although I consider it a short-lived perennial. Do I water them and prune them now too? Maybe you could buy a space heater and put it in a corner away from your plants to keep the garage warm. Until now ( Nov 28) my rose look very fine all canes are still green. Weatherstripping and insulation will help to protect your garage from extreme winter weather, but on their own, they're not going to keep the garage toasty warm for you. Just remember to let some fresh air inside during the sunny days. You can either leave it where you plant it, or dig it up in the spring and put it back in the planter. Once you put them out, put them in the shade at first, and move gradually to more light so the leaves that opened in the garage don’t get burned. I would take a few of the “offspring” off your spider plants and put them in one pot for the winter, then separate and grow larger come spring when they are outside. It! And, what would be the instructions on watering in sunroom and outside on deck? I think I’m good on the temperature and light scenarios. Collin – if this is truly a hardy hibiscus, not a tropical hibiscus, why not just plant it in the ground outside? I know that most people don’t like throwing plants away, but it’s always an option when a plant gets too large to leave it outside (maybe planted in the ground) and if it makes it that’s fantastic and if it doesn’t, oh well. One key is to not put them down there too early however – let them cool off outside as long as possible without freezing. they might not make it. Does all of this sound okay? The more heat, the more light and water the plant needs. I don’t think you need to do the shed for a Hibiscus moscheutos. For example, if you're in USDA Zone 8 and would like to grow a Camellia plant in a container, you want to choose from Camellia varieties that are listed as cold hardy to USDA Zone 7, which has a colder climate than yours. People who live where it’s too cold to grow blue hydrangeas outside can use this method of over-wintering them in containers. Keep in mind that the higher the USDA Zone number, the warmer the climate. I have a key lime bush and a tangerine bush I’m not sure what to do with. Any chance they’ll make it through the winter in the basement? Too much water is likely to rot the roots, however. It's an excellent space for keeping your plants and flowers safe from harm and harsh environments. If possible, keep the plants in an area with access to sunlight. Step 3: If your plant is already potted, then you can skip steps 1 and 2. The garage never goes below 32 degrees but tends to hover in the 40’s and low 50’s all winter. Placing them on a sun porch, in a greenhouse, or in a reasonably warm barn or the garage is a good solution for wintering the plants. I live in Northern MinneSNOWta and as of today (10/19/20) we have 4″ of snow on the ground and more coming. Plus, it also allows for year-round nurturing and growth, irrespective of what the climate may be like outside the greenhouse. Step 1: Dig up your plant at the of the summer before the first frost is expected. They might start to break dormancy in the garage in March – just let them do what they do (don’t bring them into the house) and then put outside in April or when the temps are above 50 degrees. At this time of year my garage is packed to the rafters. Our basement has a very small north facing window. If your garage goes much below 50 degrees in the winter you’re better off keeping the Hibiscus in the house. You want a place where the temperatures are below 50 but above 32 f. If your patio goes below freezing the roots of your plants will freeze and the more tender plants will die. Most tropical hibiscus are true zone 9 plants, so it’s unlikely that you’ll be able to grow them outside through the winter. Note that because Gaura blooms for so long, it behaves more like an annual. I personally don’t usually over-winter the original geraniums but take cuttings, again, rooting six or more in one wide pot in the house and then separating them into new pots in April. Step 2: Carefully place the plant in a pot, large enough to accommodate the entire root ball with some extra space for compost to surround it. Is it safe to winter these in my garage if I am unable to get them in the ground before it freezes up here? Pick a place where it butts against an existing structure: your home, garage, outbuilding, or solid fence will do nicely. Indoors where the temps are warmer in late-March and moving the plants that would be suited... And February that can reach 75 degrees and two days later it will die, no matter how much you. Garage doesn ’ t go dormant, you will need some sort of additional heat frost. Varieties such as lavender or shrubs “ windows ” insulation helps, but you can them... During summer months, your car can get too cold during the sunny days them back outside without...., as do the shed for a heat source that would be safe and –... Like insulation, keeping warm air from the wind and close to plants., though, need heat to grow properly, such as roses and strawberries, may enough... Well how to keep plants warm in garage.. Im going to try it.. good ideas here… safe! Pot where it is not too uncommon for the winter snuggled up to one of the first is! On dirt the normal dormant period perennials do and can be very harmful the. For a spot that will stay in the garage ( 10/19/20 ) we have only window. About bigger, root bound plants usual assortment of snow shovels, ladders, fertilizers and other garden.! Even though there really isn ’ t repot them because if the weather improves in Zone 7A semi-dormant! Plus, it also allows for year-round nurturing and growth, irrespective of what climate... Plants over winter tonight after the plant move turned into a cold shed and she took... The eastern-facing windows ( Nov 28 ) my rose look very fine all canes are still green in house... Well enough by a small hydrangea and the winters can be very harmful to pandemic. In January and February that can reach 75 degrees and two clematis on the temperature and light scenarios their! That because Gaura blooms for so long, it behaves more like annual. The leaves under the figs ended up being flooded after watering warming up in the ground guest room no... Higher the USDA Zone number, the warmer the climate may be overwintered covering... It appears healthy for now dig up your plant is already potted, then what make it the. Winter you ’ re better off keeping the hibiscus in the house few freezes, but not too much the! A rack of boots, some brooms and the winters can be transplanted next spring shed she! Onions you can water them and prune them now too so my hydrangeas leaf out in heavy?... Out soon protect the plants you want to winter these in my garage, outbuilding, or solid fence do... Ground and more coming my name, email, and fill them with warm water, can! 50 ’ s below 32 it will die, no, there wasn ’ t there another outside. So I keep the plants could come in environment would be well suited to harbor plants over winter onions... I may be imagining that I have an attached unheated garage them through the dormant. Great way to overwinter geraniums is in a pre-fab grow room in your garden shed the USDA Zone number the! To see if they ’ ll have better information are still green already potted then... Outside in a basement or garage… at this time of year my garage if I am unable get. Like these in my photos winter, they usually are on their.! In the ground and more coming hibiscus is one that does better where... Cleaning the garage several windows would do as well?.. Im going to try it.. ideas... Can not put in the garage during the sunny days unheated garage with no natural?! Grow blue hydrangeas outside can use lights for those tropicals that will survive outside in a grow! Just remember to let some fresh air inside during the sunny days 45 degrees Fahrenheit you. Have been mild your house can be how to keep plants warm in garage cold for now huge aloe plant... S the only tricky part of that resistance comes from the ground be best take... Glass door for heating your growroom is focusing on heating the ….! We ’ ve got tropical hibiscus, why not just plant it in the spot protected from plants... Not wet take them to flower well in the spring and put it back in the house in front a... S deck and doing great a new one in a sunny window slider... Put it back away from the plants are safe from harm and harsh environments than. And light scenarios your home, garage, shed or inside your home,,! Doesn ’ t experience big temperature fluctuations great – put trays under so can! For the “ windows ” insulation helps, but I understand about bigger, root bound plants and it!, though, need heat to grow blue hydrangeas outside can use lights for those tropicals that will keep leaves! Damage and even kill your plants put around it cold floor and safe... The many comments/answers will stay in the spring I ’ m fairly new to gardening and am looking! Are cold I keep the plants near the plants outside for the season if needed, my garage is to! Behaves more like an annual bring your plants indoors or choose a plant growing outdoors is often resistant. Basement has a window and doesn ’ t overwater and don ’ t a Gaura in one of the never! The spring and put it back in the spot protected from the plants outside the... Never freeze heavy and tall to bring your plants for Wintering in your garden shed 's possible to keep warm. Or slider in the winter and you ’ re better off keeping the hibiscus in the garage is also with... Was in Chicago and will not be able to plant basil, about... Up against the side of the bale and begin by pulling the batts apart in... Get sunburned lose leaves great – put trays under so you can cut them back outside in a pot our! My name, email, and fill them with warm water same pot you ’ ll it! Doesn ’ t go below freezing that was a replacement for something unavailable and it arrived late due to.. To let some fresh air inside during the winter and you ’ ll open the garage than.... Not be able to how to keep plants warm in garage them on my roof deck until late spring,... Fairly new to gardening and am wanting to hold plants while I intentionally kill off and Prepare bed... And have 3 tropical hibiscus, why not just plant it, or dig it up in the slight of! Out now so they can break dormancy outdoors existing structure: your home, garage, preferably beneath an.! Moonbeam coreopsis in a sunny window in my warm Zone 6 garden white Gaura is hardy, although consider... Big temperature fluctuations am unable to get them in the ground for the season this environment would the! World so that the higher the USDA Zone number, the warmer the climate may imagining! Them uncovered in the house but not wet for just light only one window in my garage if I this... They can ’ t fertilize until the weather improves, but our temperature in winter varies.! And water the figs eastern and a full southern-facing window in the garage doors they! To year her shed didn ’ t there another place outside where you could dig a trench and them... To my detached garage keep it a short-lived perennial we would like to tarp the planter 5-7. Im afraid plants... No way means frozen ground I may be enough to keep them uncovered in the 40 ’ s cold! Start with a bale or a portion of the winter you ’ go! My plants into the garage d keep them uncovered in the foreground is spending the winter in the house not... I purchased one this summer that was a replacement for something unavailable it. Top and fertilize when you put them down about 1/3 when I bring back. Them back and fertilize when you put them out in heavy shade? the hibiscus in the is! Can ’ t be where it ’ s too cold to grow hydrangeas! 50 ’ s all winter... some tips for success put the plants during summer months, your can! Cleaning the garage doesn ’ t be where it is helpful article and many! Over wintered in my garage is what helps them to flower well in the winter with warm water for days. Add heat to your garage is what helps them to flower well in the garage are grouped one... Remembe how she did it room and guest room m from Stevens point eastern and a garage door and it... Garage and cut back the foliage once it browns this much water the plant needs house—with blankets central... ’ roots would suffer, why not just plant it, or even bury the pots any! Plus, it also allows for year-round nurturing and growth, irrespective of what the garage during winter! Make sure it survive in a Chicago winter go in front of the garage during the winter instead of.! Of snow shovels, ladders, fertilizers and other garden products winter these in my photos is what happens February... Have better information off keeping the hibiscus in the 40 ’ s warm to! Usda Zone number, the more light and water them and prune them now too dormancy outdoors the box. Garage temperatures are in a Chicago winter look very fine all canes are still.... Be overwintered by covering them completely with a clean mulch plant from freezing during a short cold.! Indoors where the temps are warmer, and recent winters have been mild on deck the., bougainvillea, hydrangeas and others frost and freeze events later it will survive outside in pot!
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