Live Red WormsEisenia fetida Worms eat half their weight in organic matter every day and provide plenty of nutrient rich castings for your plants. They can tolerate a wide range of temperatures but are most active between 6070F. Plan on needing about 1 lb of worms for every person in your home. Red worms need the environment of compost to survive and will not thrive in lawns, flower beds, or gardens. Red Worms are shipped on Mondays and Tuesdays using Priority