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Miracle-Gro Azalea, Camellia & Rhododendron Soluble Plant Food is a specially formulated plant food, just what acid-loving or lime-hating plants need for healthy growth. Contains sequestered iron which is essential to prevent leaf yellowing and feeds for up to 2 weeks.
Miracle-Gro Azalea, Camellia & Rhododendron Continuous Release Plant Food is for ericaceous, acid-loving or lime-hating plants. It includes a temperature controlled coating which regulates the release of nutrients when the conditions are right for feeding. One application feeds plants for up to 6 months, removing the need for regular feeding.