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