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