Osmocote’s classic offering. It’s 4-month, 15-9-12 formula has become the industry standard for slow-release plant food. Often imitated but never equaled, Outdoor & Indoor feeds throughout the plant’s active growing season without risk of chemical burn.
Each granule is coated with a unique resin that controls nutritional release so that plants get what they need, when they need it. All-in-one granules contain all three major nutrients (NPK) that are vital to plant nutrition.