Growli

Overwintering guide

How to overwinter coral bark japanese maple 'sango-kaku'

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Coral Bark Japanese Maple 'Sango-kaku' is hardy to roughly USDA zone 5 — winter lows around -29°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 coral bark japanese maple 'sango-kaku' in winter

Cutting coral bark japanese maple 'sango-kaku' 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 coral bark japanese maple 'sango-kaku' care

Overwintering coral bark japanese maple 'sango-kaku' — FAQ

Does coral bark japanese maple 'sango-kaku' need to come indoors for winter?

Coral Bark Japanese Maple 'Sango-kaku' is hardy to roughly USDA zone 5 — winter lows around -29°C. That means it can stay outside all winter in most temperate gardens. Coral Bark Japanese Maple 'Sango-kaku' 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 coral bark japanese maple 'sango-kaku' for winter?

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

How often should I water coral bark japanese maple 'sango-kaku' in winter?

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

What kills coral bark japanese maple 'sango-kaku' over winter?

Cutting coral bark japanese maple 'sango-kaku' 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.