Overwintering guide
How to overwinter calathea zebrina humilior
Winter watering
Cut watering right back — calathea zebrina humilior 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 zebrina humilior in winter
Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and calathea zebrina humilior rots from the base.
More calathea zebrina humilior care
- Overwintering zebra plant (calathea zebrina) — the species this cultivar belongs to
- Full calathea zebrina humilior care guide
- Calathea Zebrina Humilior temperature range
- How often to water calathea zebrina humilior
- How to prune calathea zebrina humilior
- Common calathea zebrina humilior problems & fixes
- Best plant identifier apps — tested and ranked
Overwintering calathea zebrina humilior — FAQ
Does calathea zebrina humilior need to come indoors for winter?
Calathea Zebrina Humilior 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 Zebrina Humilior 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 zebrina humilior for winter?
Bring indoors when nights start dropping below about 10°C, ahead of the first frost.
How often should I water calathea zebrina humilior in winter?
Cut watering right back — calathea zebrina humilior 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 zebrina humilior over winter?
Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and calathea zebrina humilior rots from the base.