Tomato-tone is a premium plant food formulated specifically for growing plump and juicy tomatoes. Tomato-tone's organic composition feeds your plants naturally and will not force rapid growth at the expense of blooms and tomato yield. Tomato-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. University tested formula produces consistently plump, juicy tomatoesComplex blend of natural organicsEnhanced with Bio-tone microbes for optimum growth and fruitProvides 8% Calcium to help prevent blossom end rotEnvironmentally friendlyNo sludges, hazardous or toxic ingredientsLong lasting, slow releaseWon't burn or leach awayContains organic matter rich in vitamins and beneficial microbes to improve soil