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