Doff® Sequestered Iron Plant Tonic is a balanced nutrient tonic for all plants, designed to aid the greening up of yellowing plant leaves (chlorosis), being particularly suitable for Rhododendrons, Azaleas, Camelias, Magnolias (and other lime-hating shrubs), Roses, Hydrangeas, Currants, Gooseberries, Raspberries, Strawberries, Herbaceous Perennials, Rock Plants, Pot Plants, and Apple, Pear, Plum and Peach Trees and Lawns. As well as curing iron deficiency Doff Sequestered Iron Plant Tonic will aid in adjusting soil PH to allow ericaceous (lime-hating) plants to grow better.