Questions tagged [overwintering]

Questions about how to ensure that plants survive winter, including mulching for protection, or digging them up and storing them indoors while dormant.

Use this tag for questions about overwintering plants, i.e. what should be done to a plant so that it survives winter in the best condition.

Some plants might be covered for winter, whilst others (e.g. some tubers and bulbs) may be dug up, stored in a cool place, and then planted out again in spring.

External references:

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Can dilute latex paint or bordeaux's solution be used to reduce winter desiccation?

Trees in cold climates lose water to the dry air when they are warmed by the sun (direct and reflected) but have frozen roots, so can't replace lost water. There are products like wilt-pruf and vapor-gard that in essence put a very thin layer of wax…
Sherwood Botsford
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Potted trees stored in cool basement are leafing out early, what to do?

Despite being advised to heel in trees or simply cover potted trees in mulch over winter, I did bring some potted trees indoors in a dark, cool (~50F), fairly dry (~30% relative humidity) basement. Sure enough they are leafing out before their…
cr0
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How to prepare these Hydrangeas for healthy growth in Spring and Summer?

I have a few of those hydrangeas and some others like below I left them alone during winter. Now do I cut them down to the root? Or do I leave them alone like that? What to do? I am in Pacific Northwest. Thanks
HP.
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Will a potted pomegranate tree grow in Zone 6?

Is it possible to grow a potted pomegranate tree in southern Ohio? I'm in zone 6, which means the lowest temperatures in the winter are generally in the range of −5 °F (−20.6 °C). I have a shed, but not a garage to move it inside during the winter.…
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How and when to replant/move plants?

So, as a first-time gardener, I of course made tons of mistakes planning my flower beds. Terrible locations, didn't think things through right, etc. The worst is probably a hibiscus near the front of the bed (among low-growers) that has gotten…
AndrewG
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Growing periwinkle as a perennial?

I live in a Mediterranean zone 11 area. Winter precipitations are relatively high, but irregular. Wind drafts are common. Frost has not been observed (within my lifetime) but hail strikes from time to time, even if surface temperatures are above…
Christmas Snow
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Can I overwinter this Alocasia bulb

From the moment I saw this club-shaped thing sticking out from the topsoil, I knew it was a bulb or a corm. This one accidentally broke-off, but luckily I have at-least one more around the plant which I will keep attached to the mother plant till…
Christmas Snow
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Overwintering Lavender Meerlo

I have a lavender meerlo Picture source I live in Austria, I think zone 7A (-17.8°C - -15°C). My apartment is on the 4th floor, facing north. I'm reluctant to leave the plant on the balcony during the winter. My options are: inside the apartment…
G. B.
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Is a Windmill palm with some green at the base, but no green fronds, alive?

Last spring (1.5 years ago) we planted 3 Windmill palms. We live in SW PA, so we knew it was up in the air as to whether they'd survive here. The first winter we winterized them by tieing the fronds up, putting four stakes around each tree, and…
Nicholas
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Can a dark but warm environment put plants into dormancy?

I bought a Juniper. During winter, can I make it undergo dormancy by putting it in a dark but warm (around 20 - 25 degree Celsius) location? Thanks.
JSCB
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Protecting geranium outside in winter

I have some pots with geranium in my garden. Since where I live winter comes with some frost and snow, I have already confirmed that leaving the geranium in the garden will make them not survive the winter. So far I always brought the pots inside…
Molly Malone
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