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