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