Growli

Overwintering guide

How to overwinter mizuna 'early mizuna'

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Mizuna 'Early Mizuna' is hardy to roughly USDA zone 2 — winter lows around -46°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 mizuna 'early mizuna' in winter

Cutting mizuna 'early mizuna' 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 mizuna 'early mizuna' care

Overwintering mizuna 'early mizuna' — FAQ

Does mizuna 'early mizuna' need to come indoors for winter?

Mizuna 'Early Mizuna' is hardy to roughly USDA zone 2 — winter lows around -46°C. That means it can stay outside all winter in most temperate gardens. Mizuna 'Early Mizuna' 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 mizuna 'early mizuna' for winter?

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

How often should I water mizuna 'early mizuna' in winter?

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

What kills mizuna 'early mizuna' over winter?

Cutting mizuna 'early mizuna' 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.