Overwintering guide
How to overwinter wisley pearl gaultheria
Winter watering
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
The mistake that kills wisley pearl gaultheria in winter
Cutting wisley pearl gaultheria 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 wisley pearl gaultheria care
Overwintering wisley pearl gaultheria — FAQ
Does wisley pearl gaultheria need to come indoors for winter?
Wisley Pearl Gaultheria is hardy to roughly USDA zone 7 — winter lows around -18°C. That means it can stay outside all winter in most temperate gardens. Wisley Pearl Gaultheria 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 wisley pearl gaultheria for winter?
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
How often should I water wisley pearl gaultheria in winter?
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
What kills wisley pearl gaultheria over winter?
Cutting wisley pearl gaultheria 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.