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Overwintering guide

How to overwinter arizona cypress 'blue ice'

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Arizona Cypress 'Blue Ice' 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 arizona cypress 'blue ice' in winter

Cutting arizona cypress 'blue ice' 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 arizona cypress 'blue ice' care

Overwintering arizona cypress 'blue ice' — FAQ

Does arizona cypress 'blue ice' need to come indoors for winter?

Arizona Cypress 'Blue Ice' is hardy to roughly USDA zone 6 — winter lows around -23°C. That means it can stay outside all winter in most temperate gardens. Arizona Cypress 'Blue Ice' 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 arizona cypress 'blue ice' for winter?

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

How often should I water arizona cypress 'blue ice' in winter?

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

What kills arizona cypress 'blue ice' over winter?

Cutting arizona cypress 'blue ice' 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.