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