Overwintering guide
How to overwinter calathea burle-marxii
Winter watering
Cut watering right back — calathea burle-marxii 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 calathea burle-marxii in winter
Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and calathea burle-marxii rots from the base.
More calathea burle-marxii care
Overwintering calathea burle-marxii — FAQ
Does calathea burle-marxii need to come indoors for winter?
Calathea Burle-Marxii is hardy to roughly USDA zone 11 — winter lows around 4°C. That means it will not survive frost and needs to come inside. Calathea Burle-Marxii 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 calathea burle-marxii for winter?
Bring indoors when nights start dropping below about 10°C, ahead of the first frost.
How often should I water calathea burle-marxii in winter?
Cut watering right back — calathea burle-marxii uses far less while growth slows, and cold, wet compost is the usual cause of winter root rot. Stop feeding until spring.
What kills calathea burle-marxii over winter?
Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and calathea burle-marxii rots from the base.