Miracle-Gro Azalea, Camellia & Rhododendron Soluble Plant Food specially formulated to give just what acid-loving or lime-hating plants need for healthy growth. Used regularly from flowering to mid-summer, this special plant food will encourage strong, healthy leaves and big flower buds to give a beautiful display of flowers next spring. It is greatly beneficial to other ericaceous plants such as pieris, acers and raspberries. Contains sequestered iron, which is easy for ericaceous plants to take up even in alkaline soil and is essential to prevent leaf yellowing.