Top 10 Best Best Liquid Fertilizer For Lawns

ULTIMATE LIQUID NITROGEN FERTILIZER This liquid lawn food supplement has an ultra-high nitrogen formula to promote green grass and quick growth. Easily turn yellow nitrogen deficient grass into a lush thick green. 28-0-0 QUICK SLOW RELEASE TECHNOLOGY This 2-in-1 liquid lawn fertilizer formula provides 70 quick-release nitrogen for rapid green and growth and 30 slow-release nitrogen for ongoing growth between applications.Get the best of both worlds in 1 easy application.. WORKS WITH ALL GRASS TYPES Whether you have warm- or cold-season grass, this is the perfect liquid grass food for quick green-up. It's super-effective in making your lawn green and to achieve consistent growth. Ideal for both new and old lawns.. Apply Nitrogen to Your Lawn Quickly PetraTools created our NPK lawn booster to be simple and easy to use. Mix 5oz of liquid nitrogen per gallon of water for maintenance or 10 oz per gallon to correct nitrogen levels. Treats up to 12,800 Sq. Ft. for maintenance or 6,400 Sq. Ft. of nitrogen deficient grass. For best results, use a PetraTools sprayer to evenly spray mixture across lawn.. American Family-Owned Company USA Support PetraTools is a USA-based company located in Carlisle, Pennsylvania. All PetraTools products have a 100 satisfaction guarantee and excellent USA customer service members waiting by the phones to answer any questions you may have. PetraTools continues to work hard to deliver top-quality sprayers solutions to keep your home, lawn, and places of business clean, green, and safe..

LIQUID LAWN FERTILIZER CONCENTRATE GS Plant Foods Green Envy is a premium turf product formulated specifically for the exacting needs of lawns of all types. This liquid lawn fertilizer delivers what you want most lush, green, and healthy grass. The humic acid combination allows for the greatest nutrient uptake. With our liquid lawn concentrate, you can create incredibly healthy and resilient turf, able to withstand environmental stresses such as drought, heat, cold, and frost.. ORGANIC LAWN TURF SUPERFOOD GS Plant Foods liquid fertilizer for lawns contains a broad spectrum of beneficial nutrients, plus all the benefits of organic humic. Humic acid for plants improves plant immunity, plant root development, and the supply of plant nutritional elements whilst also increasing the formation of ferments. Great for any grass type, GS Plant Foods Green Envy will enable you to maintain the highest levels of quality on your lawn.. WORKS SYNERGISTICALLY WITH ALL FERTILIZERS Green Envy from GS Plant Foods is among the highest quality products you can get. This lawn feed works synergistically with all fertilizers and can be used on all sorts of grass types, making it a great turf and liquid lawn food concentrate to keep around the house. By combining some of natures most efficient natural, organic ingredients, you give your lawn what they need most to grow healthy.. EASY TO APPLY FOR NATURAL GREAT RESULTS Stir or mix well before each use. Mix 2- 4 ounces of Green Envy per gallon of water. Spread at a rate of approximately 1 gallon of prepared mixture per 1000 sq ft of lawn. Mixes well with other products may be added to fertilizer applications. Irrigation is not required after application. Any sprayer will work, but for large areas, the hose end sprayer is the easiest. 1 gallon of this organic fertilizer for lawns will yield up to 64 gallons.. TRUSTED RELIABLE At GS Plant Foods, we understand that you are placing your trust in us to provide you with the highest quality products available. We have 100 confidence in the quality of our products and continuously strive to deliver the best customer experience. Our products are organic, easy to use, cost efficient, sustainable, and yield consistent amazing results in your garden, no matter what you're growing or what medium in which your plants are growing..

ULTIMATE BALANCED LAWN FERTILIZER PetraTools 16-4-8 Liquid Fertilizer is the perfect blend of well-balanced support of macronutrients to support all grass types. The nitrogen, phosphorous and potash mix provide a maximum boost for lawn growth and green grass. The included high-purity humates and supplementary potassium encourages deep root development.. 16-4-8 NUTRIENT FORMULA This NPK formula contains 16 nitrogen, 4 phosphorus, 8 potassium for a bright grass color, root and plant development, and tolerance to intense temperatures. It's ideal for use in any type of grass and is a pet-friendly fertilizer for lawns.. NITROGEN FERTILIZER QUICK SLOW RELEASE TECHNOLOGY This 2-in-1 nitrogen lawn fertilizer formula provides both quick-release nitrogen for rapid green and growth and slow-release nitrogen for ongoing growth between applications. Get the best of both worlds in 1 easy application.. EASY APPLICATION PetraTools created our NPK lawn booster to be simple and easy to use. Mix 5oz of fertilizer per gallon of water for maintenance or 10 oz per gallon to correct deficient levels. Treats up to 1,600 Sq. Ft. for maintenance or 800 Sq. Ft. for NPK deficient grass. For best results, use a PetraTools sprayer to evenly spray mixture across lawn apply every 14 days.. American Family-Owned Company USA Support PetraTools is a USA-based company located in Carlisle, Pennsylvania. All PetraTools products have a 100 satisfaction guarantee and excellent USA customer service members waiting by the phones to answer any questions you may have. PetraTools continues to work hard to deliver top-quality sprayers solutions to keep your home, lawn, and places of business clean, green, and safe..

PHOSPHORUS-FREE LAWN FOOD PetraTools 15-0-15 fertilizer is a superior solution that promotes healthy grass growth while enhancing its resistance to environmental stress.It doesn't contain phosphorus that negatively affects the environment with excessive amounts.. VIBRANT GRASS HEALTHY SOIL Our liquid fertilizer for lawn conditions the soil, as it ensures that your grass achieves a vibrant green color. It contains nitrogen and potassium plus humic acid, which are essential nutrients for a healthy lawn.. WORKS WITH ALL GRASS TYPES If you have bluegrass, palmetto, centipede, buffalo, zoysia, St. Augustine, or Bermuda grass at home, our liquid fertilizer for lawn can help revive your yard's natural growth. Its high-quality feed-grade ingredients nurture the grass with liquid nutrients for optimum growth.. MAXIMUM COMPATIBILITY WITH OTHER FERTILIZERS Our commercial fertilizer is formulated to be compatible with most fertilizers in the market. We also recommend using any PetraTools sprayers, which have wide-mouth opening to prevent spillage and mess.. American Family-Owned Company USA Support PetraTools is a USA-based company located in Carlisle, Pennsylvania. All PetraTools products have a 100 satisfaction guarantee and excellent USA customer service members waiting by the phones to answer any questions you may have. PetraTools continues to work hard to deliver top-quality sprayers solutions to keep your home, lawn, and places of business clean, green, and safe..

RESTORE VIBRANT GREEN LAWN FLOWERS PetraTools Chelated Liquid Iron is a concentrated solution that revitalizes healthy color quality for lawns, flowers, vegetables, bushes trees. It combats yellowing and improves plant color and quality fast.. ULTIMATE DEEP GREEN BOOST This iron supplement for plants contains high levels of bioavailable iron that helps your grass absorb and utilize the nutrient for maximum effectiveness. Liquid Iron uses sugar-based complexing technology for safer and more effective usage for both foliar and root applications.. EDTA-FREE FORMULA We formulated our chelated liquid iron for lawns to be healthy for the plants and surroundings, so it's completely EDTA free. Treat iron deficiencies and chlorosis and combat yellowing by strengthening roots and increasing the stress tolerance.. 6 IRON NUTRIENTS YOUR PLANTS NEED Iron is one of the essential nutrients that plants and lawns require to be healthy. PetraTools liquid iron is a 6 sugar-based chelator that send nutrients right to the base of your plants to reverse yellowing and promote green.. American Family-Owned Company USA Support PetraTools is a USA-based company located in Carlisle, Pennsylvania. All PetraTools products have a 100 satisfaction guarantee and excellent USA customer service members waiting by the phones to answer any questions you may have. PetraTools continues to work hard to deliver top-quality sprayers solutions to keep your home, lawn, and places of business clean, green, and safe..

ALL-PURPOSE LIQUID HUMIC ACID GS Plant Foods Organic Liquid Humic Acid is a concentrated form of organic liquid carbon derived from the purest Leonardite. The fulvic and humic acid combination allows for the greatest nutrient uptake. GS Plant Foods humic acid for lawn penetrates the soil quickly, going directly to the roots for rapid absorption, and helps stabilize soil pH and increases water retention, leading to a stronger root system and improves the plant's immune system.. ORGANIC SUPER FERTILIZER Our humic acid improves plant immunity, plant metabolism, plant root development, and the supply of plant nutritional elements whilst also increasing the formation of ferments. Humic acid for plants promotes the increased accumulation of chlorophyll, sugar, amino acids, and more. Our humic acid improves the efficiency of nitrogen utilization, allowing for reduced fertilizer rates.. WORKS SYNERGISTICALLY WITH ALL FERTILIZERS GS Plant Foods lawn soil conditioner is among the highest quality products you can get. It works synergistically with all fertilizers or soil conditioners except those with a low pH or high liquid calcium content. Our organic liquid humic and fulvic acid for plants can be used in gardens, houseplants, lawns, trees, greenhouses, row crops, ornamental plants, and pastures, making it a great all-purpose plant food to keep around the house.. EASY TO APPLY FOR NATURAL GREAT RESULTS For optimal concentration simply mix two ounces of liquid humic acid concentrate per gallon of water and apply as you normally would, directly to the root base. For maximum concentration mix four ounces of liquid humic concentrate into a gallon of water. For minimum concentration use this rate for foliar apps 1 ounce liquid humic acid concentrate. Any sprayer will work, but for larger areas, the hose end sprayer is the easiest.. TRUSTED RELIABLE At GS Plant Foods, we understand that you are placing your trust in us to provide you with the highest quality products available. We have 100 confidence in the quality of our products and continuously strive to deliver the best customer experience. Our products are organic, easy to use, cost efficient, sustainable, and yield consistent amazing results in your garden, no matter what you're growing or what medium in which your plants are growing..

OMRI ORGANIC LISTED FISH AND SEAWEED BLEND GS Plant Foods all-natural fresh fish liquid fertilizer is a high quality organic product that gives excellent plant growth, rebuilds soil, and offers higher production yields. The kelp fertilizer can be applied to any type of plants, trees, lawns, flowers, vegetables and seeds without concern for waste.. REBUILDS SOIL IMPROVES PLANT COLOR Our organic liquid fertilizer increases and stabilizes chlorophyll in plants, which results in darker green leaves and increased sugar content in plants. This seedling fertilizer relieves stress in plants caused by extreme weather conditions, increases plant vigor, greater resistance to heat, drought, and frost. Our organic liquid fertilizer for seedlings increases microorganisms in the soil and increases mineral uptake.. OPTIMAL PLANT GROWTH HEALTH AT HOME OR COMMERCIALLY Used in low concentrations, liquid seaweed fertilizer acts as an efficacious growth promoter. GS Plant Foods fish seaweed fertilizer is used extensively on a commercial basis, as well as at home for gardeners as an organic soil conditioner. Reduce herbicide use by adding our liquid kelp extract, and yet maintain the same kill effectiveness. This fish fertilizer for vegetables will lead to healthier crop yields and general plant well being.. EASY TO APPLY FOR NATURAL GREAT RESULTS Apply liquid fish kelp fertilizer to improve specific growth stages. For House Plants use 1 tablespoon per gallon of water. Feed every two weeks and do not over water. For Outdoor Plants Use 2 fl. Oz per gallon of water. Feed vegetables, flowers, trees and shrubs every 2-3 weeks. Apply until soil is saturated or as a foliar feed until leaves are wet, top and bottom. For Lawns use 2 to 4 oz concentrate per gallon of water to cover 1,000 sq. ft.. TRUSTED RELIABLE At GS Plant Foods, we understand that you are placing your trust in us to provide you with the highest quality products available. We have 100 confidence in the quality of our products and continuously strive to deliver the best customer experience. Our products are organic, easy to use, cost efficient, sustainable, and yield consistent amazing results in your garden, no matter what you're growing or what medium in which your plants are growing..

Powerful Formula Hi-Nitrogen Kelp-Humic Blend 32-0-0 contains organic Kelp and Humic for greater nutrient uptake and health, perfect for all grass types. Promotes Healthy Lawn 32-0-0 nutrient balance promotes quick greening and growth, suitable for nitrogen-deficient turf suffering from yellowing leaves, light green color, thin density, and slow growth.. High-Quality Material Green Magic is made with top-quality ingredients that provide superior nutrition for the best growth and health of your lawn.. Easy Application One quart covers 3,000 square feet, making it a convenient and effective solution for your lawn care needs.. Environmentally Friendly Contains organic ingredients and promotes efficient nutrient uptake, reducing unnecessary runoff and protecting the environment..

COMPLETE CARE FOR NEW TURF AND SOIL HEALTH Green Start Guaranteed Fertilizer is the perfect starter fertilizer for grass for new lawns. Backed by a meticulously crafted blend of organic nutrients such as nitrogen and available phosphate, this solution sets the stage for a thriving lawn in both color and resilience.. COMBINATION OF QUICK-ACTING AND LASTING NUTRIENTS The Green Star Guaranteed formula contains a dual-action approach providing immediate nourishment for rapid growth, coupled with sustained support for long-term turf health as a spring lawn fertilizer. Using essential elements such as nitrogen, newly sodded turf receives instant nourishment that helps young plants have a robust root system.. TOTAL NUTRITION FOR FRESH TURF Our Green Start liquid fertilizer for lawns is specially crafted to kickstart the growth of newly seeded or sodded turf. Packed with essential nutrients like nitrogen, phosphorus, and potassium, it provides the perfect foundation for quick germination and root system development, making sure your turf gets the best possible start.. SAFE FOR ALL TURF TYPES With its natural and organic components, our fertilizer ensures safety across all lawn and turf types, regardless of whether its in the spring, summer, or fall including popular grasses such as bermuda grass fertilizer. Green Start can be used as a starter fertilizer or incorporated into existing fertility plans, providing versatility and peace of mind for every season.. AMERICAN FAMILY-OWNED COMPANY USA SUPPORT PetraMax is a USA-based company located in Carlisle, Pennsylvania. All PetraMax products have a 100 satisfaction guarantee and excellent USA customer service members waiting by the phone to answer any questions you may have. PetraMax continues to work hard to deliver top-quality solutions to keep your home, lawn, and places of business clean, green, and safe..

OMRI ORGANIC LISTED SEAWEED KELP FERTILIZER Liquid Kelp is a natural plant food that provides a range of benefits for plant health and nutrition. OMRI listed for organic use, GS Plant Foods Liquid Seaweed Fertilizer is a completely natural, seaweed extract fertilizer for plants. Our liquid seaweed will optimize soil conditions for greater root mass and improve nutrient uptake. It can be applied without concern for harmful chemicals or nutrient loss to the environment.. ONE OF NATURES MIRACLE PLANT FOODS Made from the finest seaweed plant Ascophyllum Nodosum, this is one of natures miracle plant foods. Our seaweed extract improves your plants tolerance to excessive heat, wind, drought conditions and more. It increases and stabilizes chlorophyll in plants, which results in darker green leaves and increased sugar content in plants.. IMPROVES OVERALL PLANT NUTRITION AT HOME OR COMMERCIALLY GS Plant Foods sea kelp fertilizer is used extensively on a commercial basis, as well as at home for gardeners as an organic soil conditioner. Using GS Plant Foods seaweed plant fertilizer will lead to improved nutrient uptake and general plant wellbeing.. EASY TO APPLY FOR NATURAL GREAT RESULTS Apply liquid kelp to improve growing conditions in all growth stages. To use, simply mix 2 ounces of this liquid fertilizer concentrate organic into a gallon of water and apply. Each gallon of this mixture will then cover as much as 1,000 sq ft. Any sprayer will work, but for large areas, the hose end sprayer is easiest This liquid kelp should be sprayed in the morning or late afternoon when temperatures are lower, and the leaves stoma are open.. TRUSTED RELIABLE At GS Plant Foods, we understand that you are placing your trust in us to provide you with the highest quality organic seaweed fertilizer products available. We have 100 confidence in the quality of our products and continuously strive to deliver the best customer experience. Our products are organic, easy to use, cost efficient, sustainable, and yield consistent amazing results in your garden, no matter what you're growing or what medium in which your plants are growing..

Complete NPK Lawn Food 16-4-8 is the perfect blend of key macronutrients. This lawn liquid food turf fertilizer also contains Seaweed Fish. 16-4-8 Liquid Lawn Food is best to be used to maintain and feed your lawn, if you want to enhance the green of your lawn, if you are trying to boost vertical and lateral growth, andor if your lawn is deficient in Macronutrients like Nitrogen, Phosphorus and Potassium. 1 Gallon Size covers 12,800 square feet. This complete Nitrogen, Phosphate, and Potash formula gives your grass nutrients for greening growth while providing nutrients for roots, and strength. Use once a month alongside your regular fertilizer program. All Grass types Including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Florida Palmetto, Bahia, Fescue, Ryegrass Kentucky Bluegrass. Produced In The United States 16-4-8 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.. Blended with 16 Nitrogen. Nitrogen is a major component of chlorophyll, where lawns get their green coloring. Nitrogen encourages growth for the development of a dense attractive lawn. Blended with 4 Phosphorus. Phosphorus encourages root development and enhances lawn establishment in early stages. Blended with 8 Potassium. Potassium can enhance a lawns endurance to temperatures and drought if a deficiency is present.. Contains Seaweed and Fish. Seaweed Fish Emulsion provides rich nutrients to soil for a more effective Lawn Food and optimum nutrient uptake..

BENEFITS All purpose fertilizer designed to be used throughout the growing season that provides readily available nutrients AND extended, long lasting nitrogen Product contains 50 SLOW RELEASE NITROGEN SRN. BONUS Micro-nutrients aid in plant growth, aesthetic appeal, and overall plant health.. DIRECTIONS FOR ORNAMENTALS Mix 1-2 oz of fertilizer to 1 gallon of water and water plants generously. Use fertilizer once every two weeks. DIRECTIONS FOR TURF Use 3 oz. of fertilizer for every 1000 sq. ft. Mix in a spray tank at ratio of 1-3 oz per gallon of water. Fertilize once every 2-4 weeks.. GUARANTEED ANALYSIS 18 Nitrogen 3 Available Phosphoric Acid 6 Soluble Potash .05 Copper .1 Iron .05 Manganese .05 Zinc.

Feeds and greens while watering your lawn. Apply to any grass type. Use when turf is actively growing. Improved greening when compared to previous Scotts Liquid Turf Builder Lawn Fertilizer and applied as directed. Feeds and strengthens to help protect against future problems.

Complete NPK Lawn Food 16-4-8 is the perfect blend of key macronutrients. This lawn liquid food turf fertilizer also contains Seaweed Fish.. Contains High Quality Feed Grade Ingredients Nourish your lawn with pure liquid Nutrients in a ready to use sprayer. Easy To Use Designed to be easily applied. This complete Nitrogen, Phosphate and Potash formula gives your grass greening growth while providing nutrients for lush lawns. All Grass types Including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Florida Palmetto, Bahia, Fescue, Ryegrass Kentucky Bluegrass. Produced In The United States 16-4-8 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.. Blended with 16 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.. Blended with 4 Phosphorus. Phosphorus encourages root development, and enhances vigorous plant development in early stages.. Blended with 8 Potassium. Potassium enhances plant tolerance to extreme temperatures and drought, while also playing an essential role in the transfer of nutrients and regulation of water and nutrients.. Contains Seaweed and Fish. Seaweed Fish Emulsion provides rich, organic matter to soil for a more effective Lawn Food and optimum nutrient uptake.. 16-4-8 Lawn Food is best to be used to maintain and feed your lawn, if you want to enhance the green of your lawn, if you are trying to boost vertical and lateral growth, andor if your lawn is deficient in Macronutrients like Nitrogen, Phosphorus and Potassium..

Hand-crafted, Micro-brewed liquid lawn fertilizer for all lawn and pasture. With mycorrhizae, humic acid, enzymes, and more.. 100 nutrition Macros Micros, with Iron and balanced N-P-K.. Perfect for tow behind tank and hose-end spraying Instant Green.. 1 gallon treats a 5,000 sq ft lawn a minimum 8 times with a hose-end sprayer..

High Phosphorus, High Potassium Lawn Food If your lawn is showing symptoms of a Phosphorus and Potassium deficiency or if you want to maintain lawn health then this is the correct fertilizer for you. Made With High Quality Feed Grade Ingredients Nourish your lawn to its top potential with quality liquid lawn Nutrients.. Easy To Use Designed to be easily applied. This high Phosphorus Potassium Lawn Food gives your lawn the nutrients it needs for strong root development, vigor, and strength.. Can Be Used on All Grass Types Including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Palmetto Bluegrass Lawns.. Easy to Use Our 3-18-18 Lawn Fertilizer Food comes with a ready-to-use hose end sprayer that applies the perfect ratio of product for lawn applications. Covers up to 3,200 square feet, when using the attached sprayer.. Great Starter Fertilizer High Phosphorus and Potassium Lawn Food provides essential Phosphorus to promote plant development, and is highly recommended when establishing a lawn.. Contains 3 Nitrogen. Low Nitrogen Formula. Nitrogen can encourage growth for the development of a dense, attractive lawn.. 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.. Contains 18 Potassium. Potassium can enhance the plants endurance to stress if a deficiency is present. The application of Potassium will generally not show a visible response.. Produced In The USA 3-18-18 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 and Agriculture Industry..

Fertilizes in 24 hours while controlling for weeds. Kills dandelions, clover and other major lawn weeds. Other weeds include buckhorn, chickweed, ground ivy, henbit, knotweed, lambsquarters, oxalis, pigweed, plantain, poison ivy, ragweed, and spurge. Easy to use, simply attach hose and spray. Spray when weeds are actively growing.

Easy to Use Our 28-0-0 Lawn Fertilizer Food comes with an attached sprayer that applies the perfect ratio of product for lawn applications. Covers up to 3,200 square feet, when using the attached sprayer. Liquid Fertilizer 28-0-0 contains 28 Nitrogen. Nitrogen is a major component of chlorophyll where lawns get their green coloring. Nitrogen encourages growth for a dense attractive lawn. The Power of Quick Release and Slow Release Nitrogen Fertilizer 70 quick-release nitrogen to provide quick nutrient absorption 30 slow-release nitrogen keeps your lawn fed in between applications. Can Be Used on All Grass types Including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Florida Palmetto, Bahia, Fescue, Ryegrass Kentucky Bluegrass.. High Nitrogen Formula This High Nitrogen fertilizer was developed to perk up the lawn, by quickly correcting a Nitrogen deficiency. Nitrogen Encourages Greening Growth if a nutrient deficiency is present. Maintain Lawn Treat Nutrient Deficiencies 28-0-0 Lawn Food is perfect for maintaining lawn vigor or treating lawns deficient in Nitrogen. Essential Macronutrient High Nitrogen Liquid Lawn Food contains Nitrogen which is the most important macronutrient. Great as a supplement to granular fertilizer programs for a quick plant uptake. 28-0-0 Liquid Lawn Food is best to be used if you want to darken the green of your lawn, if you are trying to boost vertical and Lateral Growth, if your lawn is deficient in Nitrogen.

Economical Size Refill your Simple Lawn Solutions Growth Booster sprayer up to four times. Can also be used with a pump up or other sprayer.. Commercial Size Covers up to 12,000 square feet. Refill Growth Booster sprayer bottle or use with a pump up or other sprayer. Easy to use. Great for New Sod New Seeding Advanced Formula increases vertical and lateral growth. Provide nutrients for the growth of established turf get ready to mow.. All Grass types Including Bermuda, St. Augustine, Zoysia, Buffalo, Fescue Bluegrass. Designed for the Spring Summer Seasons.. 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 seed germination, 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.. Growth Booster contains 18 Phosphorus. Phosphorus encourages root development, and enhances plant 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, to provide nutrients for vertical and Lateral Growth, andor if your lawn is deficient in Phosphorus..