Growli

Overwintering guide

How to overwinter star-flowered solomon's seal

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Star-flowered Solomon's Seal 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 star-flowered solomon's seal in winter

Cutting star-flowered solomon's seal 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 star-flowered solomon's seal care

Overwintering star-flowered solomon's seal — FAQ

Does star-flowered solomon's seal need to come indoors for winter?

Star-flowered Solomon's Seal is hardy to roughly USDA zone 3 — winter lows around -40°C. That means it can stay outside all winter in most temperate gardens. Star-flowered Solomon's Seal 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 star-flowered solomon's seal for winter?

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

How often should I water star-flowered solomon's seal in winter?

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

What kills star-flowered solomon's seal over winter?

Cutting star-flowered solomon's seal 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.