Overwintering guide
How to overwinter caralluma europaea
Winter watering
Water only occasionally — enough that the rootball never dries out completely, no more. No feeding until spring growth begins.
The mistake that kills caralluma europaea in winter
Bringing caralluma europaea into a warm living room. Too much winter warmth forces weak, pale growth that collapses when it goes back outside — cool and bright beats warm and dim.
More caralluma europaea care
Overwintering caralluma europaea — FAQ
Does caralluma europaea need to come indoors for winter?
Caralluma europaea is hardy to roughly USDA zone 9 — winter lows around -7°C. That means it takes cool conditions but not a real freeze. Caralluma europaea will take cool conditions but not a hard freeze, so the aim is a frost-free winter rather than a warm one. An unheated greenhouse, porch, conservatory or bright garage all work well. Keep it cool, bright and on the dry side, and it will hold steady until growth restarts in spring.
When should I move caralluma europaea for winter?
Move under cover before the first hard frost; back outside after the last spring frost.
How often should I water caralluma europaea in winter?
Water only occasionally — enough that the rootball never dries out completely, no more. No feeding until spring growth begins.
What kills caralluma europaea over winter?
Bringing caralluma europaea into a warm living room. Too much winter warmth forces weak, pale growth that collapses when it goes back outside — cool and bright beats warm and dim.