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