Maxicrop Liquified Seaweed Plus Iron 0.1-0-1 -- Gallon
Contains 2% iron. It is a unique combination of pure seaweed extract with readily sequestered iron in an easy-to-use liquid form. This high iron formulated product, when sprayed directly onto foliage, or applied as a root drench will prevent yellowing (chlorosis) of leaves, especially in acid-low (calcifuge) plants.