Espoma FT4 4-Pound Flower-tone 3-4-5 blossom booster Plant Food An all natural and organic plant food enhanced with thousands of living microbes and is approved for organic gardening It is low in nitrogen and rich in potash and is formulated to feed annuals and perennials It also promotes and prolongs abundant blooms A complete plant food with all 15 essential nutrients Specially formulated to promote and prolong abundant blooms Complex blend of natural organics provide complete and balanced feeding of all 15 nutrients Environmentally safe No sludges, hazardous or toxic ingredients