Growli

Overwintering guide

How to overwinter climbing iceberg rose

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Climbing Iceberg Rose 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 climbing iceberg rose in winter

Cutting climbing iceberg rose 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 climbing iceberg rose care

Overwintering climbing iceberg rose — FAQ

Does climbing iceberg rose need to come indoors for winter?

Climbing Iceberg Rose is hardy to roughly USDA zone 5 — winter lows around -29°C. That means it can stay outside all winter in most temperate gardens. Climbing Iceberg Rose 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 climbing iceberg rose for winter?

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

How often should I water climbing iceberg rose in winter?

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

What kills climbing iceberg rose over winter?

Cutting climbing iceberg rose 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.