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