Holly-tone plant food is for acid-loving plants, such as hollies, azaleas, camellias, evergreens, hydrangeas, dogwoods, blueberries, strawberries and rhododendrons. It is rich in natural organics and enhanced with Bio-tone microbes. Used and recommended by professionals. Holly-tone's all natural formula contains Bio-tone, the proprietary blend of beneficial microbes. Bio-tone biologically enhances the natural plant food to ensure superior plant growth.

• Provides elemental sulfur to help maintain soil acidity
• Environmentally friendly
• No sludge, hazardous or toxic ingredients
• Won't burn or leach away