Overwintering guide
How to overwinter aglaonema (chinese evergreen)
Winter watering
Cut watering right back — aglaonema (chinese evergreen) 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 aglaonema (chinese evergreen) in winter
Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and aglaonema (chinese evergreen) rots from the base.
More aglaonema (chinese evergreen) care
Overwintering aglaonema (chinese evergreen) — FAQ
Does aglaonema (chinese evergreen) need to come indoors for winter?
Aglaonema (Chinese Evergreen) is hardy to roughly USDA zone 10 — winter lows around -1°C. That means it will not survive frost and needs to come inside. Aglaonema (Chinese Evergreen) 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 aglaonema (chinese evergreen) for winter?
Bring indoors when nights start dropping below about 10°C, ahead of the first frost.
How often should I water aglaonema (chinese evergreen) in winter?
Cut watering right back — aglaonema (chinese evergreen) uses far less while growth slows, and cold, wet compost is the usual cause of winter root rot. Stop feeding until spring.
What kills aglaonema (chinese evergreen) over winter?
Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and aglaonema (chinese evergreen) rots from the base.