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