Overwintering guide
How to overwinter wild service tree
Winter watering
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
The mistake that kills wild service tree in winter
Cutting wild service tree 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 wild service tree care
Overwintering wild service tree — FAQ
Does wild service tree need to come indoors for winter?
Wild Service Tree is hardy to roughly USDA zone 5 — winter lows around -29°C. That means it can stay outside all winter in most temperate gardens. Wild Service Tree 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 wild service tree for winter?
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
How often should I water wild service tree in winter?
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
What kills wild service tree over winter?
Cutting wild service tree 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.