Overwintering guide
How to overwinter anthurium clarinervium × crystallinum
Winter watering
Cut watering right back — anthurium clarinervium × crystallinum 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 anthurium clarinervium × crystallinum in winter
Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and anthurium clarinervium × crystallinum rots from the base.
More anthurium clarinervium × crystallinum care
- Overwintering anthurium clarinervium (velvet cardboard anthurium) — the species this cultivar belongs to
- Full anthurium clarinervium × crystallinum care guide
- Anthurium Clarinervium × Crystallinum temperature range
- How often to water anthurium clarinervium × crystallinum
- How to prune anthurium clarinervium × crystallinum
- Common anthurium clarinervium × crystallinum problems & fixes
- Best plant identifier apps — tested and ranked
Overwintering anthurium clarinervium × crystallinum — FAQ
Does anthurium clarinervium × crystallinum need to come indoors for winter?
Anthurium Clarinervium × Crystallinum is hardy to roughly USDA zone 11 — winter lows around 4°C. That means it will not survive frost and needs to come inside. Anthurium Clarinervium × Crystallinum 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 anthurium clarinervium × crystallinum for winter?
Bring indoors when nights start dropping below about 10°C, ahead of the first frost.
How often should I water anthurium clarinervium × crystallinum in winter?
Cut watering right back — anthurium clarinervium × crystallinum uses far less while growth slows, and cold, wet compost is the usual cause of winter root rot. Stop feeding until spring.
What kills anthurium clarinervium × crystallinum over winter?
Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and anthurium clarinervium × crystallinum rots from the base.