Get darker, greener foliage on houseplants, annuals, perennials, shrubs, leafy green vegetables such as lettuce, Swiss chard, broccoli, Chinese vegetables, etc. Helps to correct chlorosis (leaf yellowing) caused by iron deficiency. With Ascophyllum nodosum kelp extract to stimulate root growth and enhance resistance to pests and disease. Easy to pour bottle with measuring cap. One half capful makes 4L of ready to use solution. No more messy mixing. Makes 106 litres.