Overwintering guide
How to overwinter showy autumn crocus
Winter watering
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
The mistake that kills showy autumn crocus in winter
Cutting showy autumn crocus 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 showy autumn crocus care
- Overwintering showy autumn crocus — the species this cultivar belongs to
- Overwintering showy autumn crocus — our other guide for the same plant
- Full showy autumn crocus care guide
- Showy Autumn Crocus temperature range
- How often to water showy autumn crocus
- How to prune showy autumn crocus
- Common showy autumn crocus problems & fixes
- Best plant identifier apps — tested and ranked
Overwintering showy autumn crocus — FAQ
Does showy autumn crocus need to come indoors for winter?
Showy Autumn Crocus is hardy to roughly USDA zone 4 — winter lows around -34°C. That means it can stay outside all winter in most temperate gardens. Showy Autumn Crocus 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 showy autumn crocus for winter?
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
How often should I water showy autumn crocus in winter?
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
What kills showy autumn crocus over winter?
Cutting showy autumn crocus 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.