Overwintering guide
How to overwinter large-flowered rain lily
Winter watering
Water rarely, and only in dry spells — winter wet is a bigger risk than winter cold. Make sure containers drain freely.
The mistake that kills large-flowered rain lily in winter
Leaving large-flowered rain lily in a pot standing in a saucer of water. Waterlogged compost freezes solid around the roots and kills plants that would have survived the cold perfectly well.
More large-flowered rain lily care
- Overwintering pink rain lily — the species this cultivar belongs to
- Full large-flowered rain lily care guide
- Large-flowered Rain Lily temperature range
- How often to water large-flowered rain lily
- How to prune large-flowered rain lily
- Common large-flowered rain lily problems & fixes
- Best plant identifier apps — tested and ranked
Overwintering large-flowered rain lily — FAQ
Does large-flowered rain lily need to come indoors for winter?
Large-flowered Rain Lily is hardy to roughly USDA zone 8 — winter lows around -12°C. That means it survives outside in mild areas, but wants shelter in a hard winter. Large-flowered Rain Lily can stay outside over winter in most areas, but appreciates some protection in a cold snap. Mulch generously over the root zone, move containers against a sheltered wall (pots freeze far harder than open ground), and have horticultural fleece ready for the worst nights. The roots are what you are protecting — top growth can be sacrificed and regrown.
When should I move large-flowered rain lily for winter?
Mulch and move pots into shelter in late autumn, before the first hard frosts.
How often should I water large-flowered rain lily in winter?
Water rarely, and only in dry spells — winter wet is a bigger risk than winter cold. Make sure containers drain freely.
What kills large-flowered rain lily over winter?
Leaving large-flowered rain lily in a pot standing in a saucer of water. Waterlogged compost freezes solid around the roots and kills plants that would have survived the cold perfectly well.