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