Growli

Overwintering guide

How to overwinter cushion moss selaginella

Verdict
Bring indoors
When
Bring indoors when nights start dropping below about 10°C, ahead of the first frost.
Hardiness
Cushion Moss Selaginella is hardy to roughly USDA zone 10 — winter lows around -1°C. That means it will not survive frost and needs to come inside.

Winter watering

Cut watering right back — cushion moss selaginella 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 cushion moss selaginella in winter

Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and cushion moss selaginella rots from the base.

More cushion moss selaginella care

Overwintering cushion moss selaginella — FAQ

Does cushion moss selaginella need to come indoors for winter?

Cushion Moss Selaginella is hardy to roughly USDA zone 10 — winter lows around -1°C. That means it will not survive frost and needs to come inside. Cushion Moss Selaginella 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 cushion moss selaginella for winter?

Bring indoors when nights start dropping below about 10°C, ahead of the first frost.

How often should I water cushion moss selaginella in winter?

Cut watering right back — cushion moss selaginella uses far less while growth slows, and cold, wet compost is the usual cause of winter root rot. Stop feeding until spring.

What kills cushion moss selaginella over winter?

Watering on the same schedule as summer. In winter that keeps the roots sodden while the plant is barely drinking, and cushion moss selaginella rots from the base.