DIY Lawn Care

Double Dark 0-0-2 MicroGreene / 7-0-0 GreeNe EfFect Combo: This is the famous iron combo that you've heard about, now available in a convenient 2-Gallon Combo. This is the fastest and most economical way to turn your lawn double dark blue-green and keep it...

17-7-6 FREEDOM Fertilizer was designed as a "seasonal" fertilizer and quickly became a DIY favorite. Made in America, for American lawns. Fertilizer doesn't have to be boring! Covers 6,000 sq ft (18 lb) - OR - 15,000 sq ft (45 lb) Analysis 17-7-6:: N-P-K Contains chelated...

24-0-6 Flagship is your go-to fertilizer for all grass types, formulated specifically for DIYers to get the lawn thicker and greener.  Covers 6,000 sq ft (18 lb) - OR - 15,000 sq ft (45 lb) Analysis 24-0-6:: N-P-K Contains 3% Iron + Bio-Nite™ Great...

7-0-20 Stress Blend is a high potassium, low nitrogen lawn fertilizer to help your turf in and out of stressful situations. From freeze recovery to heat and drought stress survival situations, 7-0-20 Stress Blend is an excellent choice. Covers 6,000 sq ft (18 lb)...

16-0-0 Double Dark blend will do just what the name implies: make your lawn double dark green. It's really that simple - green and more green. Covers 6,000 sq ft (18 lb) - OR - 15,000 sq ft (45 lb) Analysis is 16-0-0:: N-P-K,...

!!PLEASE MAKE YOUR SELECTION WISELY. WE CANNOT PROCESS RETURNS OR EXCHANGES ON SEED!! GCI Turf Type Tall Fescue: Proudly certified “Blue Tag”, this is 3-way mixture of high-quality “A-List” Turf Type Tall Fescue seed. Prefers full sun but can tolerate some shade Requires watering...

N-Ext 4-0-2 FloraGreene™ Tree Shrub & Garden Fertilizer is formulated to be a complete product for all varieties of landscape plants, ornamentals, tropicals, shrubs, and trees. It can also be used in potted plants and vegetable gardens. One gallon covers up to 14,200 sq...

*SPECIAL OFFER: For a limited time, buy 3 quarts and choose a 4th for FREE This includes quart bottles with or without the hose-end sprayers. Simply mix-n-match 4 or more quarts, with no limits. Discount applied automatically during checkout. Pick from the dropdown to...

N-Ext 0-0-25 GreeneKick™ Potassium Turf Fertilizer is specifically designed to help correct potassium deficiency and improve the stress tolerance of your beloved turf. Great for applications any time of year, even in the heat of summer. One gallon covers up to 64,000 sq ft...

Halloween Domination Pack: Embrace the chance to dominate your neighbor’s lawn in an up close and personal way this Halloween. One pack will cover up to 6,000 sq ft Includes (1) 18 lb bag of Double Dark lawn fertilizer and (2) quarts of 26-0-0...

Cool Season Winterizer Pack: Kentucky Bluegrass, Perennial Ryegrass, and Turf Type Tall Fescue - use this pack to put your lawn to bed properly so it can wake up and blast off next spring. SAVE 25% vs Buying Separately!! This pack Includes: (1) 18 lb...

Warm Season Winterizer Pack: For our warm-season lawns, the term “winterizer” is much different than most people think. We are not trying to push our Bermuda, St Augustine, Zoysia, Centipede, or Bahia grass. Instead, we want to put it to bed, and this pack...

The Freedom Pack(s): Celebrate your freedom to fling fert all while making your wallet sing with savings in these limited edition packs. **SAVE 20% off individual retail prices as we save on shipping and fulfillment with these bundles, and we pass that savings directly to you!**...

Seeding Support Pack (Granular Fertilizer): Whether you are looking to aerate and overseed an existing lawn to thicken it up, or completely start from scratch with seed on bare ground, the Seeding Support Pack has everything you need to give that seed the push...

Seeding Support Pack (Liquid Fertilizer): If you have a cool-season lawn and plan to seed Kentucky Bluegrass, Perennial Ryegrass, or Turf Type Tall Fescue, this pack has everything you need to give it the best start and protection possible. And it’s 100% liquid, with...

Important shipping restrictions to Alaska, Hawaii, and Maine. Yard Mastery 0-0-7 Prodiamine is a granular pre-emergent designed to stop weeds in the lawn, such as crabgrass, poa annua, bittercress, chickweed, and henbit.  Covers 6,000 sq ft (18 lb) - OR - 15,000 sq ft...

IThis value pack covers the application recommendations inside the Yard Mastery mobile app for warm-season lawns early to mid-spring. When we pack them all together in a bundle, we are able to save on shipping costs, which we can share with you.  This pack...

This value bundle covers the application recommendations inside the Yard Mastery mobile app for warm-season lawns in mid-late spring. When we pack them all together in a bundle box, we are able to save on shipping costs, which we can share with you.  This...

Get everything you need for the early part of the season, all in one pack - save money too! This value pack covers the application recommendations inside the Yard Mastery mobile app for cool-season lawns from early to mid-spring. When we bundle them all...

Get your lawn thicker, greener, and growing in spring with the Yard Mastery Spring Value Pack #2. This value pack covers the application recommendations inside the Yard Mastery mobile app for cool-season lawns in mid-late spring. When we pack them all together in a...

Summer value pack for cool-season lawns - YM app. Get everything you need for the middle of the season, all in one pack - save money, too! This value pack covers the application recommendations inside the Yard Mastery mobile app for cool-season lawns in...

Get everything you need for summer time applications, all in one pack - save money too! This value pack covers the application recommendations inside the Yard Mastery mobile app for warm-season lawns in summer.  When we bundle them all together in a pack, we...

Hydr8 MRG™ (Moisture Retaining Granular): Whether you're kick-starting nutrient mineralization in the spring, preparing turf for fall dormancy, or alleviating stress during challenging summer periods, Hydr8 MRG is a great choice for moisture management and retention in all soil types. It's also great for...

Hydr8 Liquicure™ is a wetting agent designed to bring greater water-holding capacity to your turf! One gallon covers up to 42,600 sq ft  Hydr8 Liquidcure is a soil-applied block polymer surfactant Treats the soil by absorbing strongly onto soil particles Improves wetting characteristics of...

Keep weeds from germinating and dominate your neighbor's lawn this fall!  This value pack covers application recommendations inside the Yard Mastery mobile app for warm-season lawns in the fall. You will find everything you need to stop weeds and maintain your Kentucky Bluegrass, Turf...

Keep weeds from germinating and dominate your neighbor's lawn this fall! This value pack follows application recommendations inside the Yard Mastery mobile app for warm-season lawns in the fall. You will find everything you need to stop weeds and maintain your Bermuda, St Augustine,...

Growth Pack: This pack is recommended inside the FREE Yard Mastery app for cool season turf in spring and fall. The mobile app looks at soil temps in your area (down to the sidewalk level) and makes recommendations at the appropriate time to maximize...

Summer Stress Pack: This pack is recommended inside the FREE Yard Mastery app for cool-season lawns in the summer. The mobile app looks at soil temps in your area  (down to the sidewalk level) and makes recommendations at the appropriate time to maximize results....

Stress Response Pack: Stress Response Pack: This pack is recommended inside the FREE Yard Mastery app for warm-season turf in spring and fall. The mobile app looks at soil temps in your area (down to the sidewalk level) and makes recommendations at the appropriate...

Ultimate Green Pack: This pack is recommended inside the FREE Yard Mastery app for warm-season lawns in the summer. The mobile app looks at soil temps in your area  (down to the sidewalk level) and makes recommendations at the appropriate time to maximize results....

0-0-5 Compaction Cure is a Yard Mastery exclusive formulated by Greene County Fertilizer; Compaction Cure has it all – replacing four bio-stimulant products previously purchased separately. This saves you time and money and gives you everything you need in one convenient pre-batched concentrate. Note:...

Important Shipping Restrictions: Alaska, California, Hawaii, Maine Looking for Dithiopyr pre-emergent? This is it; we just now have it under the original brand name, “Dimension.”  Dimension (dithiopyr)  Pre-Emergent is a granular pre-emergent herbicide used to stop invading weeds and weedy grasses in lawns. It...

40-0-0 Pre-Ban: Designed for those affected by Florida’s summer nitrogen blackouts. Yard Mastery 40-0-0 Pre-Ban 4-Month Fertilizer represents a pinnacle of advanced turf management. Formulated with three cutting-edge, extended-release nitrogen technologies, this premium-quality fertilizer is expertly designed to provide optimal turf performance and extended...

5-0-15 Life Support: The ultimate in stress management for lawns. Yard Mastery Nutrients Life Support 5-0-15 is a natural-base 2-in-1 fertilizer + soil amendment. Life Support provides your turf with essential nutrition above and below the soil. High in potassium, with humic acid, kelp...

20-0-2 Derby Green: Saddle up your horses and get ready to run! Yard Mastery Naturals Derby Green 20-0-2 is a 2-in-1 fertilizer + soil amendment. With Derby Green, you’ll get essential nutrition for deep greening while fortifying your soil with stress-reducing kelp extract and...

Moisture Max – Superior Lawn Moisture Management Solution Spiked with a penetrating surfactant that breaks the surface tension of hydrophobic soils and helps saturate the turf root system. It also contains 4% sea kelp to encourage thicker, deeper grass roots, allowing more water to...

Bio-Stimulant MAX Pack: With the help of expertise from Greene County Fertilizer Co, we’ve improved all of our bio-stimulants this season and combined them into a brand new Bio-Stimulant Pack called the “Max Pack.” If you’re following the Yard Mastery app program (DLUX or...

STILP Pack: These packs are designed for those following a Soil Test-Informed Lawn Program, also known as STILP or Custom Program, within the Yard Mastery app.  Each pack is designed for lawns up to 6,000 sq ft. You can purchase a pack with or...

STILP Pack: These packs are designed for those following a Soil Test-Informed Lawn Program, also known as STILP or Custom Program, within the Yard Mastery app.  Each pack is designed for lawns up to 6,000 sq ft. You can purchase a pack with or...

Moisture Max: contains the humectants that hold water in soil, and in addition, it’s spiked with a penetrating surfactant that breaks the surface tension of hydrophobic soils and helps saturate the turf root system. It also contains sea kelp to encourage thicker/deeper grassroots so more...

22-0-2 Whiplash from the Curb Appeal collection is a professional quality turf fertilizer formulated to deliver a boost of Nitrogen with key organic amendments, macro, and micronutrients. Unlock your lawn's full potential with this advanced mini-prilled fertilizer formulation, expertly developed for superior performance. Promotes...

16-0-16 Double Take from the Curb Appeal collection is a professional-grade mini-prilled turf fertilizer designed to maximize your lawn's potential, providing a precise balance of Nitrogen and Potassium, along with essential organic amendments and micronutrients, to foster a deep green turf color, controlled growth,...

13-6-13 Complete Start from the Curb Appeal collection is a professional-grade, advanced mini-prilled turf fertilizer formulated to deliver the right balance of Nitrogen, Phosphorus, and Potassium to unlock your lawn's full potential, promoting dark green turf with controlled growth and enriching soil with vital...