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