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