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