Growli

Overwintering guide

How to overwinter signet marigold 'lemon gem'

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Signet Marigold 'Lemon Gem' is hardy to roughly USDA zone 2 — winter lows around -46°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 signet marigold 'lemon gem' in winter

Cutting signet marigold 'lemon gem' 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 signet marigold 'lemon gem' care

Overwintering signet marigold 'lemon gem' — FAQ

Does signet marigold 'lemon gem' need to come indoors for winter?

Signet Marigold 'Lemon Gem' is hardy to roughly USDA zone 2 — winter lows around -46°C. That means it can stay outside all winter in most temperate gardens. Signet Marigold 'Lemon Gem' 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 signet marigold 'lemon gem' for winter?

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

How often should I water signet marigold 'lemon gem' in winter?

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

What kills signet marigold 'lemon gem' over winter?

Cutting signet marigold 'lemon gem' 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.