Growli

Overwintering guide

How to overwinter virginia stock

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Virginia Stock 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 virginia stock in winter

Cutting virginia stock 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 virginia stock care

Overwintering virginia stock — FAQ

Does virginia stock need to come indoors for winter?

Virginia Stock is hardy to roughly USDA zone 3 — winter lows around -40°C. That means it can stay outside all winter in most temperate gardens. Virginia Stock 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 virginia stock for winter?

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

How often should I water virginia stock in winter?

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

What kills virginia stock over winter?

Cutting virginia stock 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.