Bulb-tone is a premium plant food formulated specifically for bulbs and tubers. It contains bone meal and other natural organics to meet the special nutritional needs of these plants. Bulb-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. Bulb-tone feeds slowly, safely and will provide a long lasting food reservoir to ensure superior results. Perfect for all bulbs including tulips, daffodils, crocus and hyacinthsComplex blend of natural organics provide complete and balanced feedingEnhanced with Bio-tone microbes for optimum growth and bloomsEnvironmentally friendlyNo sludges, hazardous or toxic ingredientsLong lasting, slow releaseWon't burn or leach awayContains organic matter and beneficial microbes to improve soilContains organic matter rich in vitamins and beneficial microbes to improve soil