Jobe's Organics, 4 LB, 3-5-4, Annual & Perennials Granular Fertilizer With Biozome, Provides Plants The Nutrients They Need For Beautiful Flowers Throughout The Season, Biozome Is A Unique & Proprietary Blend Of Beneficial Microorganisms That Improve Long Term Soil Quality By Adding Beneficial Microbes That Naturally Re-Establish A Balance Between Plant & Soil, Omri Listed For Organic Gardening & Contains No Harmful Chemicals That Could Harm Plants, People, Or Pets, Apply Every 4-6 Weeks As Needed.