Technaflora Thrive Alive B-1 Green is an all-purpose organic fertilizer. It stimulates rapid and lush vegetative growth. Its professionally balanced formula contains vitamins and nutrients, which are cultured in premium quality British Columbian sea kelp. OMRI Listed for use in organic production. Extremely concentrated, and safe and easy to use for both hydroponic and soil applications, facilitating vigorous and healthy root development for both cuttings and established root systems while protecting your plants from transplant-related shock.