Ocean Leaves, Irish Liquid Seaweed Extract with IRON Ocean Leaves® Liquid Seaweed Extract + Iron is made using cold-processed, hand-harvested Irish seaweed and has been fortified with Iron (2% EDTA Chelated Iron (fe) w/w). It can be used on fruit, vegetables, flowers and lawns, and is recommended for ericaceous and acid-loving plants. It is used to correct iron deficiency chlorosis / yellowing of leaves. Boosts chlorophyll formation Unlocks nutrients in the soil Increases resistance to pests and diseases Improves root development Greener lawns and more intense colour of fruit and flowers