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How To Keep Geraniums Over The Winter

Can you keep geraniums in pots over winter?

If you have room for the pots in a sunny location, you can bring your potted geraniums (Pelargoniums) into your house for the winter. While they need sun, they do best with moderate temperatures 55°-65°F (12°-18°C).

How do you take care of geraniums in the winter?

Geraniums only need to be kept frost free, so are very economical to overwinter in the greenhouse. However, we do recommend using a heater to ensure temperatures stay above freezing. If your heater has a thermostat, set it at 5°C or 41°F. If the stems get frosted then the plant will die and not recover!May 11, 2021.

Should you cut back geraniums for winter?

After a perennial geranium has spent the season in bloom and begins to die back, you’ll want to prune it. This keeps the plant dormant for the winter and also helps it store energy for spring. Remove any leaves or additional flowers that remain. You’ll end up with a fairly unattractive grouping of thick stems.

Do geraniums come back after winter?

All of these things are a testament to how tough geraniums actually are, but they are an annual, not a perennial, so they do not die back and begin new growth each year, they continue growing from the same plant structure.

Can I keep geraniums in pots over winter UK?

Generally it is easiest to keep them in pots and to move them into a light, airy and fros- free space such as a greenhouse or conservatory. However, if you want to overwinter lots of geraniums it may be better to store them in bar- root form within paper bags and kept in a cool, dry place.

When should I overwinter my geraniums?

It’s time to pot your geraniums 6 to 8 weeks before the last average frost date in your area. Pull the geraniums out of the bag or box it’s been sitting in for the past few months and tidy up the plants — snip off any extra-long roots, and cut the stems back to healthy green growth, as you see in the inset.

How do you prune overwintered geraniums?

Remove all of the dead and brown leaves from the geranium plant. Next trim away any unhealthy stems. Healthy geranium stems will feel firm if gently squeezed. If you would like a less woody and leggy geranium, cut back the geranium plant by one-third, focusing on stems that have started to turn woody.

How do I save my geraniums for next year?

To overwinter geraniums in dormant storage, dig up the entire plant before frost and gently shake the soil from the roots. Place the plants inside open paper bags or hang them upside-down from the rafters in a cool, dark location for the winter. Ideally the temperature should be between 45-50 F.

When should you take geraniums out of dormancy?

About 6-8 weeks before the last expected frost, relocate your dormant geraniums to indirect light. Clean up the plants by cutting off any dead leaves, and cut stems back to a healthy green growth.

What do you do with overwintered geraniums in the spring?

Geraniums are likely to become tall and lanky by late winter. In March, prune back the plants. Cut the geraniums back by one-half to two-thirds. The geraniums will begin to grow again within a few days and should develop into attractive specimens by May.

How do you wake up overwintered plants?

To revive a dormant plant indoors, bring it back into indirect light. Give it a thorough watering and a boost of fertilizer (diluted at half strength) to encourage new growth. Do not move any potted plants back outdoors until all threat of frost or freezing temps has passed.