12-6-6 Nursery Controlled Release Fertilizer 50 Pound Bag - 2 to 3 Month

- Polymer-coated aluminum sulfate is a slow-release formula for better uptake by plants - Lowers pH for blue hydrangeas, raises acidity levels and produces wonderful azaleas and rhododendrons - Formula has been carefully engineered for maximum plant benefit - Designed to increase the development of the blue flower color in blue hydrangeas - Comes in a 50 pound bag