Holly-tone is the original plant food for all acid loving plants like azaleas, rhododendrons & evergreens. 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.

• Contains organic matter rich in vitamins and beneficial microbes to improve soil
• Complex blend of natural organics
• Enhanced with Bio-tone microbes for optimum growth and blooms
• Provides elemental sulfur to help maintain soil acidity
• Environmentally friendly
• No sludge, hazardous or toxic ingredients
• Won't burn or leach away