Overwintering guide
How to overwinter cambodian sonerila
Winter watering
Cut watering right back — cambodian sonerila 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 cambodian sonerila in winter
Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and cambodian sonerila rots from the base.
More cambodian sonerila care
Overwintering cambodian sonerila — FAQ
Does cambodian sonerila need to come indoors for winter?
Cambodian Sonerila is hardy to roughly USDA zone 12 — winter lows around 10°C. That means it will not survive frost and needs to come inside. Cambodian Sonerila 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 cambodian sonerila for winter?
Bring indoors when nights start dropping below about 10°C, ahead of the first frost.
How often should I water cambodian sonerila in winter?
Cut watering right back — cambodian sonerila uses far less while growth slows, and cold, wet compost is the usual cause of winter root rot. Stop feeding until spring.
What kills cambodian sonerila over winter?
Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and cambodian sonerila rots from the base.