OCP eco-seaweed is a registered organic powdered seaweed extract used to stimulate many plant activities like improved growth, flowering and fruiting and enhanced root development. It also enhances the plant's ability to cope with various stresses including drought, salty soils, and the cold. Extremely concentrated, OCP eco-seaweed is a 100% seaweed extract containing very high levels of vitamins, antioxidants and other biostimulants. It dissolves completely in water and can be applied via a watering can to the soil or in a sprayer as a foliage spray. It contains no nasty preservatives and this 600g pack treats up to 6, 600m2.