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