Growli

Overwintering guide

How to overwinter forbes' glory of the snow

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Forbes' Glory of the Snow is hardy to roughly USDA zone 3 — winter lows around -40°C. That means it can stay outside all winter in most temperate gardens.

Winter watering

No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.

The mistake that kills forbes' glory of the snow in winter

Cutting forbes' glory of the snow hard back in autumn "to tidy up". That removes the growth that shelters the crown, and on some plants removes next season's flower buds entirely.

More forbes' glory of the snow care

Overwintering forbes' glory of the snow — FAQ

Does forbes' glory of the snow need to come indoors for winter?

Forbes' Glory of the Snow is hardy to roughly USDA zone 3 — winter lows around -40°C. That means it can stay outside all winter in most temperate gardens. Forbes' Glory of the Snow is properly hardy and overwinters outside without fuss. Tidy away anything dead or diseased, apply a mulch over the crown to steady soil temperatures, and otherwise leave it alone — many hardy plants actually need a cold period to flower and grow well the following year. Save hard pruning for the right season rather than doing it in autumn.

When should I move forbes' glory of the snow for winter?

Tidy and mulch in late autumn; leave the plant undisturbed until spring.

How often should I water forbes' glory of the snow in winter?

No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.

What kills forbes' glory of the snow over winter?

Cutting forbes' glory of the snow hard back in autumn "to tidy up". That removes the growth that shelters the crown, and on some plants removes next season's flower buds entirely.