Growli

Overwintering guide

How to overwinter pyramidalis arborvitae

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Pyramidalis Arborvitae 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 pyramidalis arborvitae in winter

Cutting pyramidalis arborvitae 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 pyramidalis arborvitae care

Overwintering pyramidalis arborvitae — FAQ

Does pyramidalis arborvitae need to come indoors for winter?

Pyramidalis Arborvitae is hardy to roughly USDA zone 3 — winter lows around -40°C. That means it can stay outside all winter in most temperate gardens. Pyramidalis Arborvitae 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 pyramidalis arborvitae for winter?

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

How often should I water pyramidalis arborvitae in winter?

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

What kills pyramidalis arborvitae over winter?

Cutting pyramidalis arborvitae 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.