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