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