Enriched with seaweed, the Phostrogen Organic All Purpose Liquid Plant Food provides bigger plants, better blooms and more vegetables in your garden. The organic concentrated liquid feed not only supports plant health, but also stimulates strong root growth from the added seaweed extract, whilst also preserving soil fertility. Certified for organic gardening by Organic Farmers and Growers, the liquid plant food is perfect to promote the strong and healthy growth of plants. Phostrogen Organic Liquid 1L