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