Espoma Organic Seed Starter MixAll natural seed starting mix For all seedlings and cuttings. Promotes Root Growth Improves moisture retention Use indoors in the late Winter or early Spring to start seeds for transplanting into the garden. Starting from seeds: Fill a shallow container with Espoma Organic Seed Starter. Peat pots or special seed starting trays with drainage holes make transplanting easier. Wet seeds and allow to drain. Plant seeds according to package directions.