‘seaweed’ plant food. Boosts plant health from the roots up with 100% organic bull kelp, sustainably harvested. Cold composted - a gentle extraction method to preserve beneficial enzymes for even greater results. Uv-resistant inks for exterior-durable packaging. Improves plant resistance for protection against pests, drought and frosts. Improved seedling growth by accelerating root development. Reduced transplant shock by helping roots to re establish quickly. Seaweed is a natural source of plant growth regulators such as auxins, cytokinins, gibberelins and betaines as well as alignates and minerals. Taken up through roots and leaves as you water.