Growli

Overwintering guide

How to overwinter cliff cotyledon

Verdict
Bring indoors
When
Bring indoors when nights start dropping below about 10°C, ahead of the first frost.
Hardiness
Cliff Cotyledon is hardy to roughly USDA zone 10 — winter lows around -1°C. That means it will not survive frost and needs to come inside.

Winter watering

Cut watering right back — cliff cotyledon uses far less while growth slows, and cold, wet compost is the usual cause of winter root rot. Stop feeding until spring.

The mistake that kills cliff cotyledon in winter

Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and cliff cotyledon rots from the base.

More cliff cotyledon care

Overwintering cliff cotyledon — FAQ

Does cliff cotyledon need to come indoors for winter?

Cliff Cotyledon is hardy to roughly USDA zone 10 — winter lows around -1°C. That means it will not survive frost and needs to come inside. Cliff Cotyledon is frost-tender, so overwintering means bringing it inside and letting it rest rather than pushing it to grow. Move it indoors well before the first frost, give it the brightest spot you have (light levels indoors drop sharply in winter), and keep it away from both cold window glass and hot radiators — the swing between the two does more damage than the cold itself.

When should I move cliff cotyledon for winter?

Bring indoors when nights start dropping below about 10°C, ahead of the first frost.

How often should I water cliff cotyledon in winter?

Cut watering right back — cliff cotyledon uses far less while growth slows, and cold, wet compost is the usual cause of winter root rot. Stop feeding until spring.

What kills cliff cotyledon over winter?

Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and cliff cotyledon rots from the base.