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InsightHorizon Digest

Are all cyclamen Hardy

Author

John Thompson

Updated on April 04, 2026

They are both native to Mediterranean regions, and are the easiest species of cyclamen to grow in the home garden. Both species are hardy to USDA Zone 5 and do best in well-drained soil rich in humus, and located in areas of dappled (not heavy) shade among trees and shrubs.

How do I know if my cyclamen is Hardy?

We are often asked about hardiness and the easiest way to know if a cyclamen is hardy is simply, the bigger and showier the flowers, the less likely it is to be suitable for outdoors all year round.

Which is the hardiest cyclamen?

  • Alpinum: flowers in early spring. …
  • Cilicium (sweetly scented): Autumn flowering with Mid-purple or pink flowers.
  • Coum (very hardy – very popular): Heart shaped leaves. …
  • Hederifolium (very hardy): Flower from late summer to autumn.

Are all cyclamen plants Hardy?

Unlike florist’s cyclamen that grows outdoors only in warm climates, hardy cyclamen tolerates cold climates and freezing winters. However, this cool climate plant doesn’t survive where summers are hot and dry. Hardy cyclamen grows in nearly any type of loose, well-drained soil.

Are cyclamen hardy perennials?

A delightful tuberous perennial providing colour often when little else is flowering, particularly in late winter or early spring.

Can I leave my cyclamen outside?

Cyclamen sold as houseplants can spend the summer outside but are not always fully hardy and should be kept indoors from late-autumn through until late-spring so they are not damaged by frost.

How long do cyclamen last outside?

They will last 5 or 6 days, and you won’t even have to go outside to be reminded that winter is edging away.

What do you do with cyclamen in the summer?

The plant requires a period of dormancy during the summer so the tuberous root has time to re-energize for the coming blooming season. Here are the steps: Gradually cut back on watering when the leaves begin to wilt and turn yellow. Use scissors to remove all remaining dead and dying foliage.

What month do cyclamen go dormant?

Florist’s cyclamen die back naturally in spring, in preparation for a period of dormancy in summer. At this point many people discard their plant.

Do you dead head cyclamen?

Deadheading. In order to extend the flowering of your cyclamen you will need to deadhead regularly and inspect the foliage for any faded leaves or signs of disease. … Do not cut the stems as this acts as a pathway for plant diseases such as botrytis to reach the tuber.

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Can cyclamen take frost?

While cyclamen like cool weather, they don’t like frost to settle directly on them. … “Generally, a hard frost will not kill cyclamen but will likely ruin existing blooms.” The plants will quickly resume blooming, however, when the weather is mild. Moisture is the most important factor in keeping cyclamen alive.

Are large cyclamen Hardy?

Being fully hardy, they’re perfectly happy to stay planted all year round. Here’s how to get them started: Cyclamen tubers are best planted in early autumn. Top-size tubers produce foliage and some flowers in their first year, often just weeks after planting.

Will cyclamen grow in ericaceous soil?

Sow seeds under glass in summer. Collect seeds immediately from pods that have burst and sow thinly in a ericaceous seed compost. Note: Cyclamen tubers do not produce offsets.

Do cyclamen bloom year round?

In the right conditions, the plants will bloom continuously for a couple of months. Like many other plants in their native eastern Mediterranean climate, cyclamen naturally bloom in the fall, winter, and spring when the weather turns cool and damp.

Will cyclamen rebloom?

With proper cyclamen plant care, you can help it through its dormancy and it will rebloom in a few months. … When taking care of a cyclamen after blooming, allow the leaves to die and stop watering the plant once you see the signs that the leaves are dying. Place the plant in a cool, somewhat dark place.

When can I plant cyclamen outside?

Cyclamen are happy planted as dry corms or in growth, but this should happen in autumn. September is an excellent month for the job. Preparation is really important. Dig the planting area over remove weeds and other rubbish and improve the soil while making sure that you absolutely, positively do NOT overfeed.

Do cyclamen survive outside in winter?

Outdoors. They can be used in hanging baskets and containers or planted into the ground. They don’t like heavy rain and strong winds so would appreciate a sheltered site in dappled shade with dry soil. They are fairly hardy and can tolerate frost down to about -3 to -4C (24 – 26F).

Do cyclamen like sun or shade?

The tubers are actually just “resting,” and need only enough water to keep from completely drying out until new leaves emerge in the fall. They tolerate sun or partial shade, but need protection from hot sun in the afternoons.

Is cyclamen Persicum Hardy?

Cyclamen persicum is not hardy but makes a superb houseplant. Keep the plant at a minimum of 15C (59F) and avoid placing it somewhere draughty or in direct sunlight. As cyclamen are Mediterranean plants, you can try and recreate their native conditions by not watering them in summer when the plants stop growing.

Are there indoor and outdoor cyclamen?

Also known as Persian or florist’s cyclamen, Cyclamen persicum are commonly grown as potted colour, placed into decorative containers or baskets for indoor decoration – but they also grow well in covered outdoor environments like balconies and patios.

How long do cyclamen stay dormant?

Cyclamen leaves and flowers grow in a rosette from a tuberous base. In pots, the tubers will grow up to 6 inches in diameter. In late spring the plants stop blooming and go into dormancy for two to three months. At this time their leaves begin to fade and drop off.

How do you bring a cyclamen back to life?

To revive your cyclamen, you might try the same regimen as used after this dormancy period. Re-pot the tuber in a good compost and sand mix, set in an area that is sunny, but cool, and water as directed above. For all the trouble of reviving them, most folks toss out their cyclamens once they go dormant.

How can you tell if a cyclamen is dormant?

In theory, cyclamen should become dormant in summer. As the weather warms, flowering stops and the leaves turn yellow. This is a sign that the plant wants to rest, so stop watering! To keep it dry, sit your plant on a windowsill, or on a covered balcony.

Can cyclamen Persicum be planted outside?

The cyclamen persicum likes a sunny and bright spot. But a place where it is exposed to the midday sun should be avoided, since it doesn’t tolerate heat very well. In the summer months, the cyclamen can easily be grown outdoors. A semi-shady place in the garden would be just perfect.

Why do my cyclamen keep dying?

A One reason cyclamen wilt is lack of water. To rehydrate a plant, stand the pot in a saucer of tepid water and let it soak up moisture from the base. After a couple of hours, tip out any water left in the saucer. In heated houses, wilting is often due to high temperatures.

Why do cyclamen go Mouldy?

Cyclamen are particularly susceptible to grey mould caused by Botrytis cinerea. This causes a grey fuzzy mould on infected plant parts, and also attacks the stalks of developing leaves and flowers, causing them to collapse.

What temperature do cyclamen like?

Environmental Needs: Indoor cyclamen plants prefer cooler temperatures, but cannot tolerate temperatures below 40 degrees Fahrenheit. The ideal temperature range is 55-70 degrees Fahrenheit. Cyclamen plants also prefer moderate humidity.

What soil do outdoor cyclamen like?

In general, hardy cyclamen prefer poor, well-drained soils in full or part shade. Hardy cyclamen are easy to grow as long as you avoid heavy soils that are apt to get waterlogged. If you do have very wet soil it is probably best to grow cyclamen in pots or raised beds.

Where should I plant cyclamen in my garden?

They thrive around the base of mature shrubs and trees, but they also are happy along north facing walls, in stone troughs and in the rock garden. As a general rule, cyclamen prefer a position which is slightly shaded in summer, and moist during autumn through to late spring.