Overwintering guide
How to overwinter white trumpet sinningia
Winter watering
Cut watering right back — white trumpet sinningia uses far less while growth slows, and cold, wet compost is the usual cause of winter root rot. Stop feeding until spring.
The mistake that kills white trumpet sinningia in winter
Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and white trumpet sinningia rots from the base.
More white trumpet sinningia care
- Overwintering showy sinningia — the species this cultivar belongs to
- Full white trumpet sinningia care guide
- white trumpet sinningia temperature range
- How often to water white trumpet sinningia
- How to prune white trumpet sinningia
- Common white trumpet sinningia problems & fixes
- Best plant identifier apps — tested and ranked
Overwintering white trumpet sinningia — FAQ
Does white trumpet sinningia need to come indoors for winter?
white trumpet sinningia is hardy to roughly USDA zone 11 — winter lows around 4°C. That means it will not survive frost and needs to come inside. white trumpet sinningia is frost-tender, so overwintering means bringing it inside and letting it rest rather than pushing it to grow. Move it indoors well before the first frost, give it the brightest spot you have (light levels indoors drop sharply in winter), and keep it away from both cold window glass and hot radiators — the swing between the two does more damage than the cold itself.
When should I move white trumpet sinningia for winter?
Bring indoors when nights start dropping below about 10°C, ahead of the first frost.
How often should I water white trumpet sinningia in winter?
Cut watering right back — white trumpet sinningia uses far less while growth slows, and cold, wet compost is the usual cause of winter root rot. Stop feeding until spring.
What kills white trumpet sinningia over winter?
Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and white trumpet sinningia rots from the base.