High in nitrogen and potassium, Technigro® 15-5-15 Plus is recommended for tropical foliage plant production as well as turf management, landscapes, and interiorscapes. Technigro brand fertilizers are superior water soluble formulas that dissolve quickly and easily in all qualities of water. They were designed to stay in solution and never leave trace elements in the bottom of the tank, regardless of the watering equipment or injector.