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Overwintering guide

How to overwinter dwarf blue lawson cypress

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Dwarf Blue Lawson Cypress 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 dwarf blue lawson cypress in winter

Cutting dwarf blue lawson cypress 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 dwarf blue lawson cypress care

Overwintering dwarf blue lawson cypress — FAQ

Does dwarf blue lawson cypress need to come indoors for winter?

Dwarf Blue Lawson Cypress is hardy to roughly USDA zone 5 — winter lows around -29°C. That means it can stay outside all winter in most temperate gardens. Dwarf Blue Lawson Cypress 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 dwarf blue lawson cypress for winter?

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

How often should I water dwarf blue lawson cypress in winter?

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

What kills dwarf blue lawson cypress over winter?

Cutting dwarf blue lawson cypress 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.