How Do You Keep Geraniums Over The 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).

Can geraniums live inside over the winter?

Although geraniums (Pelargonium spp.) are perennials, they are tender plants that survive year-round only in the mild climates of U.S. Department of Agriculture plant hardiness zones 9 through 11. … If you have a brightly lit room, you can bring your geraniums indoors for the winter.

How do I prepare my perennial geraniums for winter?

Hang the plants upside down in either your basement or garage, someplace where the temperature stays around 50 F. (10 C.). Once a month, soak the roots of the geranium plant in water for an hour, then re-hang the plant. The geranium will lose all of its leaves, but the stems will remain alive.

Should you cut back geraniums for winter?

Cutting Back Geraniums That are Wintered Alive

If you do not put your geraniums into dormancy for the winter and they stay green in the ground or in containers year round, the best time to prune them is in late fall or just before you bring them indoors, if you plan on bringing them indoors.

Are geraniums worth overwintering?

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!

When should geraniums be pruned?

Shape the Plant by Pruning. 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. Depending on your zone, this might need to happen anywhere from August to late October.

What do you do with geraniums in the fall?


  1. Before the first frost, carefully dig up your geraniums, and shake all the dirt off the roots.
  2. Put them in unsealed paper bags, or hang them upside down, and store in a cool, dry place around 50° F (a garage is perfect).

What is the lowest temperature geraniums can tolerate?

According to Protabase, geraniums grow well in the temperature range of 65 to 95 degrees F during the growing season, and in the winter low temperatures between 40 to 50 degrees F, according to the “A-Z Encyclopedia of Garden Plants.”

How do you revive geraniums in the spring?

Reviving Dormant Geraniums

  1. About 6-8 weeks before the last expected frost, relocate your dormant geraniums to indirect light.
  2. Clean up the plants by cutting off any dead leaves, and cut stems back to a healthy green growth.
  3. Give the potted plants a thorough watering and a diluted dose of fertilizer.

When can I put overwintered geraniums outside?

For the first week, move them back inside as soon as the evening temperature drops to 50 degrees. The second week, you can leave them outdoors until the temperature falls to 40 degrees. After that, they should be ready for anything except a frost.

How do I overwinter my bare root geraniums?

Overwintering geraniums as dormant bare root plants

  1. Step 1: Before frost, dig up your geranium and shake the soil off the roots. …
  2. Step 2: Store the roots in a dark, dry location that doesn’t dip below 45 F all winter. …
  3. Step 3: Check the roots about once a month for mold, black leaves or soft stems.

How do you overwinter geraniums in a cardboard box?

Place your bare root geranium upside down in a cardboard box or paper bag. You can put multiple geraniums in one box, but be sure not to pack them in too tightly. Packing upside down helps to retain moisture in the roots when overwintering geraniums.

How do you start geraniums from cuttings?

Simply stick your cutting in a pot of warm, damp, sterile potting soil. Water thoroughly and place the pot in a bright location out of direct sunlight. Don’t cover the pot, as geranium plant cuttings are prone to rotting. Water the pot whenever the soil feels dry.

How do you propagate hardy geraniums?

Propagation may be done by collecting seed, stem rooting in water, semi-ripe wood cuttings in summer, or by root division in autumn or spring. Collect seeds throughout the summer, then sow in spring or early summer for flowers the following summer.

How do you replant dormant geraniums?

About six to eight weeks before the last expected frost, relocate your dormant geraniums to indirect light. Clean up the plants, snipping off dead leaves, and cut stems back to healthy green growth. Fill a pot with moistened potting mix, then stick the stem into the soil so that two nodes are buried.

How do you wake up overwintered plants?

What is this? For most of the winter, I store my dormant plants in a dark room and water them sparingly (if at all). Then in the spring I drag them out of the basement and start waking them up (break their dormancy).

When should geraniums be brought inside?

Article content. To overwinter geraniums, bring them indoors prior to frost. If you are growing them in a tub or container and time is at a premium (as it usually is in fall), simply drag the entire pot indoors where they should keep for a few weeks while you tend to other more pressing garden chores.

Do geraniums come back every year?

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. … But, if that doesn’t work out, just try bring plants indoors and keeping them growing.