Hydrangea Food is a concentrated and balanced fertiliser, which, when used regularly will promote healthy root, plant and flower development in Hydrangeas, Azaleas, Camelias and Gardenias. Hydrangea Food contains all the major nutrients required by the plant during the growing season and is particularly effective in sandy soils. Easy to apply, as a foliar feed or directly to the roots as a soil drench. Water-soluble and is readily absorbed by the plant. Can be applied simultaneously with most insecticidal sprays.