this Specially Formulated, Ready-to-use, All Purpose Plant Food Is Enhanced With Our Unique Natural Plant Extract, Proven To Improve Growth & Crop Yield.fish, Blood & Bone Is A Good, Natural Source Of All Three Of The Major Nutrients. Use As A General Purpose Food For A Wide Range Of Plant Types. Being Especially High In Phosphorus Makes It Partially Good For Building Soil Fertility & Stimulating Strong, Healthy Root Growth.apply Every 4-6 Weeks Throughout The Growing Season From February To The End Of October. For Best Results, The Granules Should Be Worked Into The Soil. During Dry Weather, Water Well Before & After Application. One Handful Is About 35g, & Gloves Are Recommended When Handling This Product. Always Read Instructions On The Product Label Before Use. Npk: 4-7-4