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