Growli

Overwintering guide

How to overwinter licorice fern

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Licorice Fern is hardy to roughly USDA zone 6 — winter lows around -23°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 licorice fern in winter

Cutting licorice fern 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 licorice fern care

Overwintering licorice fern — FAQ

Does licorice fern need to come indoors for winter?

Licorice Fern is hardy to roughly USDA zone 6 — winter lows around -23°C. That means it can stay outside all winter in most temperate gardens. Licorice Fern 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 licorice fern for winter?

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

How often should I water licorice fern in winter?

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

What kills licorice fern over winter?

Cutting licorice fern 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.