Increase Vertical & Lateral Growth: Advanced Humic Acid Formula, Also Great for New Sod/Seeding Nitrogen & Phosphorus Fertilizer: Commercial Lawn Growth Boosting Formula in a Ready-To-Use Hose End Sprayer Use For Nutrient Deficiency, New Lawns and Lawn Repair: Concentrated Nutrients formulated to boost the growth of your lawn All Grass types: Including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Florida Palmetto, Bahia, Fescue, Ryegrass & Kentucky Bluegrass Produced In The United States: Growth Booster is manufactured in the United States of America, by a family owned business with 25 years of former experience in the commercial professional turf industry. Great Starter Fertilizer: Growth Booster Lawn Fertilizer provides essential Phosphorus to promote increased seedling vigor, and is highly recommended for seeding a lawn. Growth Booster contains 6% Nitrogen. Nitrogen is a major component of chlorophyll where lawns get their green coloring. Nitrogen encourages vigorous growth for the development of a dense attractive lawn. Growth Booster contains 18% Phosphorus. Phosphorus encourages root development, and enhances vigorous lawn development in early stages. Phosphorus is essential for a successful seeding and for establishing sod. Blended with Humic Acid: Our Humic Acid is derived from the highest quality humate source, leonardite. Leonardite is considered by many to be the highest quality form of Humic Acid Growth Booster is best to be used when Establishing your lawn with Sod, when establishing your lawn with seed, if you are trying to Booster vertical and Lateral Growth, and/or if your lawn is deficient in Phosphorus. Growth Booster is a specifically designed fertilizer concentrate energized with Humic acid. Formulated to increase your lawns vertical and lateral growth. Enhance the thickness of your lawn or speed up growth for new sod and seeding. Simple Lawn Solutions: For developed lawns boost your results by pairing with Simple Lawn Solutions: Lawn Food & Lawn Energizer. Great for any lawn and any grass type. The Features and benefits are: Premium Growth Booster, Increases Seedling Vigor, Enhances Cell Division & Elongation, Increases Chlorophyll Production, Great for Every Grass Type, Ready to Spray Bottle, Enhances Existing Minerals in Soil, Covers 3,200 Square Feet, Made & Manufactured in the USA, Used Commercially.