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