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