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Overwintering guide

How to overwinter madame butterfly snapdragon

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Madame Butterfly snapdragon is hardy to roughly USDA zone 7 — winter lows around -18°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 madame butterfly snapdragon in winter

Cutting madame butterfly snapdragon 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 madame butterfly snapdragon care

Overwintering madame butterfly snapdragon — FAQ

Does madame butterfly snapdragon need to come indoors for winter?

Madame Butterfly snapdragon is hardy to roughly USDA zone 7 — winter lows around -18°C. That means it can stay outside all winter in most temperate gardens. Madame Butterfly snapdragon 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 madame butterfly snapdragon for winter?

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

How often should I water madame butterfly snapdragon in winter?

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

What kills madame butterfly snapdragon over winter?

Cutting madame butterfly snapdragon 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.