Growli

Overwintering guide

How to overwinter common bugle

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Common Bugle 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 common bugle in winter

Cutting common bugle 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 common bugle care

Overwintering common bugle — FAQ

Does common bugle need to come indoors for winter?

Common Bugle is hardy to roughly USDA zone 3 — winter lows around -40°C. That means it can stay outside all winter in most temperate gardens. Common Bugle 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 common bugle for winter?

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

How often should I water common bugle in winter?

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

What kills common bugle over winter?

Cutting common bugle 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.