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The Daily Insight

Are cyclamen heat tolerant

Author

Robert Spencer

Published Apr 07, 2026

Cyclamen that are sold as houseplants are tropical and cannot tolerate temperatures below 40 degrees F.

Do cyclamen like sunshine?

Cyclamen (Cyclamen persicum) plants thrive best in bright filtered light. The direct sunlight of the summer is too harsh and drying for the cool weather plant. A position in full light during the winter is preferable. Cyclamen houseplants prefer a cool environment between 55-70oF.

What are the best conditions for cyclamen?

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.

How long do potted cyclamen last?

In a small vase, cyclamen can last up to 5 or 6 days. Indoor pots flower for a couple of months.

What do you do with cyclamen in the summer?

Put your plant somewhere cool and dry for the summer – a sheltered, shady spot outdoors is ideal. Keep the compost barely moist. If you live in a wet area, lay the pot on its side so excess rainwater drains away. Your cyclamen should start to regrow in September.

How many hours of sun do cyclamen need?

Common NameCyclamen, florist’s cyclamen, Persian cyclamen, Persian violetMature Size6–9 in. tall and wideSun ExposurePartial

How do you look after outdoor cyclamen?

They appreciate partial shade and fairly well-drained, reasonably fertile soil. Mulch once a year with leaf mould – or bark chips are good in frost prone areas. Cyclamen make lovely winter houseplants. Removing stems once each flower has finished will keep them producing more over a long period.

How do I keep my cyclamen blooming?

Begin fertilizing monthly, and place the plant in near a bright window in a cool room – about 65 °F (a bit colder at night – even as cool as 40 °F). The plant will start growing again and develop new blooms. Keep up the normal care of cyclamen and the plant will continue to grow and send blooms.

Where should I plant cyclamen outdoors?

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).

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.

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Can I plant my indoor cyclamen outside?

Though cyclamen probably won’t enjoy being a summer houseplant, try growing them in a greenhouse, where glass will provide cooler nights. You can also put them outside during summer and early fall, then bring them back inside where they might bloom again.

Why is my indoor cyclamen turning yellow?

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.

Where should I place my cyclamen indoors?

Most often grown in pots indoors, cyclamen like plenty of natural light. Put in a well-lit, cool but draught- free spot – preferably with an hour or two of sunlight each morning, although no strong sunlight.

Do you deadhead 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. To correctly remove fading flowers and foliage follow the stem all the way down to the soil.

How often should cyclamen be watered?

Watering Cyclamen Wait for the soil to have dried thoroughly between 2 watering sessions, and avoid any excess water that might drown the plant. Watering 2 or 3 times a week should be enough. In winter, once a week or even once a fortnight is probably more adequate.

What causes cyclamen to droop?

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 flowers turn brown?

Too much sunlight will lead to sun scorch, with typical signs including browning or crispy leaves, dry leaf-edges, sunken leaves or stunted growth. Although too little light will cause over-watering issues, too much sunlight will negatively affect the plant as well.

What to do with outdoor cyclamen when finished flowering?

  1. Gradually cut back on watering when the leaves begin to wilt and turn yellow.
  2. Use scissors to remove all remaining dead and dying foliage.
  3. Place the tuber in a container with the top half of the tuber sitting above the surface of the soil.

Can you move cyclamen?

Although cyclamen corms or tubers can be transplanted while in bloom, it is easiest to transplant tubers while they are in the dormant stage.

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.

Do cyclamen prefer sun or shade?

Cyclamen care All hardy cyclamen grow best in well-drained, humus-rich soil. While they will thrive in full sun, most gardeners prefer to grow them in the shade of deciduous trees and shrubs.

Do cyclamen survive frost?

SITE YOUR CYCLAMEN For gardens, wild species grow best and look prettiest. … Indoor cyclamen soon look scruffy planted outdoors and will die in hard frost. As house plants, they’re demanding. Without care, the stems flop, new flowers refuse to appear and the leaves die off.

Should I remove yellow leaves from cyclamen?

When leaves are turning yellow on cyclamen as summer approaches, it may simply mean that the plant is preparing for summer dormancy. … This allows the tuber to absorb nutrients from the dying leaves. Place the pot in the coolest room in the house for the summer months. Lots of sunlight helps.

How do you revive a dormant cyclamen?

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.