At what temperature can red wigglers survive?

Red wigglers (Eisenia fetida)can survive in temperatures between 40°F to 90°F (4°C to 32°C).

Ideal Temperature Range:

Best survival and activity:55°F to 77°F (13°C to 25°C)

Below 40°F (4°C):Worms may become inactive or die from cold.

Above 90°F (32°C): Heat stress can kill them quickly.

To keep red wigglers healthy, maintain moderate, moist conditions and avoid placing their bin in direct sunlight or freezing environments.