Overwintering guide
How to overwinter hardy ice plant
Winter watering
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
The mistake that kills hardy ice plant in winter
Cutting hardy ice plant 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 hardy ice plant care
Overwintering hardy ice plant — FAQ
Does hardy ice plant need to come indoors for winter?
Hardy Ice Plant is hardy to roughly USDA zone 6 — winter lows around -23°C. That means it can stay outside all winter in most temperate gardens. Hardy Ice Plant 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 hardy ice plant for winter?
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
How often should I water hardy ice plant in winter?
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
What kills hardy ice plant over winter?
Cutting hardy ice plant 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.