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