This is the newest formula for 2019-2020 FoxFarm Happy Frog Fruit & Flower 4-9-3 4lb Bag Happy Frog Fruit & Flower Fertilizer is specifically designed to supply phosphorus for fruit and flower development. Also contains nitrogen essential to support growth through the end of the growing season. Mycorrhizal fungi are included to help increase root efficiency, which may enhance nutrient uptake and water absorption. OMRI Listed Happy Frog Fertilizers are Crafted For Organic Gardening. The date on the label is the BORN-ON date NOT the expiration date.