Earthworms, created by Mother Earth, fertilize gardens with complete nutrition: macronutrients micronutrients, trace minerals, beneficial microbes. Stimulate Boosts growth in container and indoor plants. Vitality is concentrate earthworm castings extract. An all natural bio-available root stimulant is excellent for seed starting, rooting cuttings quickly, and reduces transplant shock. + Contains trace minerals, natural plant hormones, and beneficial plant probiotics + No odor, does not expire (even after mixing with water). + Nutrients are bio-available and quickly absorbable + Very gentle, will not burn delicate plants. + Great for orchids and exotic plants + Easy to use, just add a squirt to feed water. Gentle enough to use with every watering.