Miracle-Gro® Water Soluble Bloom Booster Plant Food 15-30-15

When it comes to plants and flowers, it’s all about the flowers and foliage. For lots and lots of big, beautiful, colourful blossoms, feed your indoor and outdoor plants with Miracle-Gro® Water Soluble Bloom BoosterTM Plant Food 15-30-15. Promotes More Blooms* on both indoor and outdoor plants. Mixes easily with water. Starts to work instantly, too. To use, apply with a watering can around the base of the plant until the soil is soaked.


  • GRO BIGGER: Our high-phosphorous mix promotes more blooms for greater color compared to unfed plants
  • GRO QUICKER: Feeds instantly, meaning you expect to see beautiful results quicker
  • GRO ANYWHERE: Use this plant food for in-ground, window boxes and container plants, both indoors and out.
  • GRO EASILY: Simply mix with water and pour around the base of all of your annuals and perennials to grow bigger more beautiful plants
  • GRO BETTER: For best results, feed all types of annual and perennial flowers every 7-14 days

Available in 2 sizes.

*vs Unfed Plants