Growli

Overwintering guide

How to overwinter green-tip forest lily

Verdict
Keep frost-free
When
Move under cover before the first hard frost; back outside after the last spring frost.
Hardiness
Green-tip Forest Lily is hardy to roughly USDA zone 9 — winter lows around -7°C. That means it takes cool conditions but not a real freeze.

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 green-tip forest lily in winter

Bringing green-tip forest 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 green-tip forest lily care

Overwintering green-tip forest lily — FAQ

Does green-tip forest lily need to come indoors for winter?

Green-tip Forest Lily is hardy to roughly USDA zone 9 — winter lows around -7°C. That means it takes cool conditions but not a real freeze. Green-tip Forest 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 green-tip forest lily for winter?

Move under cover before the first hard frost; back outside after the last spring frost.

How often should I water green-tip forest lily in winter?

Water only occasionally — enough that the rootball never dries out completely, no more. No feeding until spring growth begins.

What kills green-tip forest lily over winter?

Bringing green-tip forest 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.