Growli

Overwintering guide

How to overwinter larch-leaved stitchwort

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Larch-Leaved Stitchwort 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 larch-leaved stitchwort in winter

Cutting larch-leaved stitchwort 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 larch-leaved stitchwort care

Overwintering larch-leaved stitchwort — FAQ

Does larch-leaved stitchwort need to come indoors for winter?

Larch-Leaved Stitchwort is hardy to roughly USDA zone 5 — winter lows around -29°C. That means it can stay outside all winter in most temperate gardens. Larch-Leaved Stitchwort 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 larch-leaved stitchwort for winter?

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

How often should I water larch-leaved stitchwort in winter?

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

What kills larch-leaved stitchwort over winter?

Cutting larch-leaved stitchwort 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.