Chempak Ericaceous Fertiliser is a multifunctional product providing essential trace elements unavailable in high p H soils & an acidifier to lower soil p H, thereby releasing further natural trace elements. The unique lime&45;neutralising formula combats hard, limey water producing plants that show strong growth & good foliage. Ideal for rhododendrons, azaleas, hydrangeas, camellias, most heathers & conifers, pieris & other acid&45;loving plants. Useful links: How to use fertilisers