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