Overwintering guide
How to overwinter chinese dunce cap
Winter watering
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
The mistake that kills chinese dunce cap in winter
Cutting chinese dunce cap 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 chinese dunce cap care
Overwintering chinese dunce cap — FAQ
Does chinese dunce cap need to come indoors for winter?
Chinese Dunce Cap is hardy to roughly USDA zone 4 — winter lows around -34°C. That means it can stay outside all winter in most temperate gardens. Chinese Dunce Cap 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 chinese dunce cap for winter?
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
How often should I water chinese dunce cap in winter?
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
What kills chinese dunce cap over winter?
Cutting chinese dunce cap 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.