Growli

Overwintering guide

How to overwinter hosta 'august moon'

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Hosta 'August Moon' 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 hosta 'august moon' in winter

Cutting hosta 'august moon' 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 hosta 'august moon' care

Overwintering hosta 'august moon' — FAQ

Does hosta 'august moon' need to come indoors for winter?

Hosta 'August Moon' is hardy to roughly USDA zone 3 — winter lows around -40°C. That means it can stay outside all winter in most temperate gardens. Hosta 'August Moon' 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 hosta 'august moon' for winter?

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

How often should I water hosta 'august moon' in winter?

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

What kills hosta 'august moon' over winter?

Cutting hosta 'august moon' 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.