Formulated to produce big blooms and vibrant colors Miracle-Gro® Water Soluble Bloom Booster® Flower Food can be used on any blooming plant. Feed plants this special formulation every 7 to 14 days before and during bud-set and bloom to enjoy more blooms for greater color (compared to unfed plants). Feed all flowering annuals and perennials with the Miracle-Gro® Garden Feeder or any watering can. When feeding your garden use one feeder refill packet in the Miracle-Gro® Garden Feeder to provide enough food to cover 500 sq. ft. in approximately 12 minutes. You can also use a watering can by mixing 1 tablespoon of Miracle-Gro® for every gallon of water. To feed indoor plants mix 1/2 teaspoon per gallon of water. It s as easy to feed your plants as it is to water them with Water Soluble Bloom Booster® Flower Food. A 1.5 pound container feeds approximately 600 square feet with the Miracle-Gro® Garden Feeder. Safe for all plants it s guaranteed not to burn when used as directed. You can get beautiful results with Miracle-Gro®.