Growth Booster 6-18-0: Nitrogen and Phosphate, Advanced Humic Acid Formula, Lawn Fertilizer Great for Establishing New Lawns, Sod and Seeding. Economical, Commercial Size: Covers up to 32,000 square feet when using hose end sprayer. Refill Growth Booster sprayer bottle or use with a pump up or other sprayer. Use Growth Booster For Nitrogen or Phosphorus Deficiencies, New Lawns, and Lawn Repair: Concentrated Nutrients formulated to establish seeding or lawn renovations. Great Starter Fertilizer: Growth Booster Lawn Fertilizer provides essential Phosphorus to promote plant development, and is highly recommended for seeding a lawn. Growth Booster contains 6% Nitrogen. Nitrogen is a major component of chlorophyll where plants get their green coloring. Nitrogen encourages vigorous growth for the development of a dense, attractive lawn. Nitrogen will show a color response in the lawn if a deficiency is present. Growth Booster contains 18% Phosphorus. Phosphorus encourages root development, and is essential for turf establishment. Phosphorus effects on turf are usually more subtle and, while not as readily visible, are still very important. Liquid 6-18-0 Fertilizer Blended with Humic Acid to support enhanced fertilizer efficiency for a better quality lawn. Growth Booster is best to be used when Establishing your lawn with Sod, when establishing your lawn with seed, and/or if your lawn is deficient in Nitrogen or Phosphorus. Can Be Used On 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 over 25 years of former experience in the commercial professional turf industry. Growth Booster is a specifically designed phosphate concentrate infused with Humic acid. Growth Booster Lawn Fertilizer provides essential Phosphorus to promote plant development and is recommended for seeding a lawn or establishing sod. If a deficiency in Nitrogen and Phosphorus is noted, you may see a color enhancement or change in the thickness of the lawn. For developed lawns boost your results by pairing with Simple Lawn Solutions: Lawn Food & Lawn Energizer. Great for any grass type, it’s time you got the lawn of your dreams. The Features and benefits are: Premium Growth Booster, Phosphorus Promotes Plant Development, Nitrogen Increases Chlorophyll Production & Natural Enzyme Activities, High-Quality Ingredients, Great for Every Grass Type, Enhances Existing Minerals in Soil, Covers 32,000 Square Feet When Using Hose End Sprayer, Made & Manufactured in the USA, Used Commercially.