... nutrients and amino acids necessary for plant health and vitality. Product features 100% water soluble, seaweed powder containing many major nutrients ... ), alginic acid, cytokinin, betaine, mannitol, polysaccharide, iodine and so on. Product Specification INGREDIENTSPECIFICATION1. APPEARANCE Black (deep brown) powder/flake2. ODOURSeaweed tast3. ALGINIC ...