Overwintering guide
How to overwinter lungwort 'bertram anderson'
Winter watering
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
The mistake that kills lungwort 'bertram anderson' in winter
Cutting lungwort 'bertram anderson' 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 lungwort 'bertram anderson' care
Overwintering lungwort 'bertram anderson' — FAQ
Does lungwort 'bertram anderson' need to come indoors for winter?
Lungwort 'Bertram Anderson' is hardy to roughly USDA zone 3 — winter lows around -40°C. That means it can stay outside all winter in most temperate gardens. Lungwort 'Bertram Anderson' 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 lungwort 'bertram anderson' for winter?
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
How often should I water lungwort 'bertram anderson' in winter?
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
What kills lungwort 'bertram anderson' over winter?
Cutting lungwort 'bertram anderson' 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.