Growli

Overwintering guide

How to overwinter rolling houseleek

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Rolling Houseleek is hardy to roughly USDA zone 4 — winter lows around -34°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 rolling houseleek in winter

Cutting rolling houseleek 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 rolling houseleek care

Overwintering rolling houseleek — FAQ

Does rolling houseleek need to come indoors for winter?

Rolling Houseleek is hardy to roughly USDA zone 4 — winter lows around -34°C. That means it can stay outside all winter in most temperate gardens. Rolling Houseleek 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 rolling houseleek for winter?

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

How often should I water rolling houseleek in winter?

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

What kills rolling houseleek over winter?

Cutting rolling houseleek 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.