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Overwintering guide

How to overwinter western arborvitae zebrina

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Western Arborvitae Zebrina 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 western arborvitae zebrina in winter

Cutting western arborvitae zebrina 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 western arborvitae zebrina care

Overwintering western arborvitae zebrina — FAQ

Does western arborvitae zebrina need to come indoors for winter?

Western Arborvitae Zebrina is hardy to roughly USDA zone 5 — winter lows around -29°C. That means it can stay outside all winter in most temperate gardens. Western Arborvitae Zebrina 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 western arborvitae zebrina for winter?

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

How often should I water western arborvitae zebrina in winter?

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

What kills western arborvitae zebrina over winter?

Cutting western arborvitae zebrina 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.