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