Overwintering guide
How to overwinter adromischus cooperi
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 adromischus cooperi in winter
Bringing adromischus cooperi 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 adromischus cooperi care
Overwintering adromischus cooperi — FAQ
Does adromischus cooperi need to come indoors for winter?
Adromischus Cooperi is hardy to roughly USDA zone 9 — winter lows around -7°C. That means it takes cool conditions but not a real freeze. Adromischus Cooperi 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 adromischus cooperi for winter?
Move under cover before the first hard frost; back outside after the last spring frost.
How often should I water adromischus cooperi in winter?
Water only occasionally — enough that the rootball never dries out completely, no more. No feeding until spring growth begins.
What kills adromischus cooperi over winter?
Bringing adromischus cooperi 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.