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The Freedom Pack| Yard Mastery
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The Freedom Pack| Yard Mastery
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!** The...
From $89.99
$114.95
From $89.99
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Bio-Stimulant (MAX Pack) | Yard Mastery
Bio-Stimulant (MAX Pack) | Yard Mastery
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...
$154.97
$194.97
$154.97
Seeding Support Pack (Granular Fertilizer) | Yard Mastery
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Seeding Support Pack (Granular Fertilizer) | Yard Mastery
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 and...
$199.99
$242.99
$199.99
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4th of July - Red, White & Mow Collection

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  • 26-0-0 GreeneCharge | N-Ext
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    26-0-0 GreeneCharge | N-Ext
    N-Ext 26-0-0 GreeneCharge™ is an enhanced efficiency controlled-release liquid nitrogen plus micronutrients all-purpose fertilizer for all turf types. This is a great option for those who want to spray and pray nitrogen goodness! One gallon covers up to 8,000 sq ft Analysis is 26-0-0::N-P-K...
    From $21.99
    $169.00
    From $21.99
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  • 18-0-1 GreenePunch Complete Liquid Fertilizer | N-Ext
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    18-0-1 GreenePunch Complete Liquid Fertilizer | N-Ext
    N-Ext 18-0-1 GreenePunch™ is a liquid fertilizer that is the foundation of our All-Liquid lawn plans. If you prefer to apply liquid lawn ferts vs. granular, the GreenePunch is an excellent choice. One gallon covers up to 8,000 sq ft Analysis is 18-0-1::N-P-K This...
    From $21.99
    From $21.99
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  • 16-21-2 GreenePOP Starter Fertilizer | N-Ext
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    16-21-2 GreenePOP Starter Fertilizer | N-Ext
    N-Ext 16-21-2 GreenePOP™ is a liquid starter fertilizer. If you are seeding or sodding your lawn, this is your foundation product. It's also great for existing lawns if you need a good dose of phosphorus to correct a deficiency. Also includes liquid aeration in...
    From $21.99
    $165.00
    From $21.99
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  • 0-0-2 D-thatch - Liquid Dethatch | N-Ext
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    0-0-2 D-thatch - Liquid Dethatch | N-Ext
    N-Ext D-thatch™ focuses on composting thatch faster by encouraging microbial activity at the soil surface and increasing heat. This exothermic release by increased soil activity will break down thatch from the soil level up. One gallon covers up to 21,300 sq ft D-thatch reduces...
    From $21.99
    $154.50
    From $21.99
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  • 0-0-2 MicroGreene | N-Ext
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    0-0-2 MicroGreene | N-Ext
    N-Ext 0-0-2 MicroGreene™ is a micronutrient fertilizer with humic and sea kelp. If you have a soil test showing micronutrient deficiencies, then this is your go-to product to get your levels moving in the right direction. One gallon covers up to 21,300 sq ft  Analysis...
    From $21.99
    $194.50
    From $21.99
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  • 0-0-1 Humic12 Bio-Stimulant, Humic Acid 12 Percent | N-Ext
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    0-0-1 Humic12 Bio-Stimulant, Humic Acid 12 Percent | N-Ext
    N-Ext Humic12™ is one of the primary bio-stimulants used to improve overall soil health. The 12% concentration in this product is much higher than most currently available to DIYers. One gallon covers up to 21,300 sq ft Analysis is 0-0-1::N-P-K  Contains 12% humic acid bio-stimulant...
    From $21.99
    $143.00
    From $21.99
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  • 0-0-1 RGS Root Growth Bio-Stimulant, Sea Kelp | N-Ext
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    0-0-1 RGS Root Growth Bio-Stimulant, Sea Kelp | N-Ext
    N-Ext RGS™ - RGS Stands for Root Growth Stimulant, and that’s exactly what it does. This bio-stimulant is packed with hormones from sea kelp that stimulate roots and stolons/rhizomes coupled with chelating humic acid. One gallon covers up to 42,600 sq ft Root Growth...
    From $21.99
    $159.50
    From $21.99
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  • Moisture Max | N-Ext
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    Moisture Max | N-Ext
    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...
    From $29.99
    $39.99
    From $29.99
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  • 0-0-1 RGS/ 0-0-1 Humic12 Combo | 5 Gallon | N-Ext
    0-0-1 RGS/ 0-0-1 Humic12 Combo | 5 Gallon | N-Ext
    0-0-1 RGS/0-0-1 Humic12 Combo: This combo is designed to bring together the root growth power of RGS and the corrective soil abilities of Humic12. Together, these mighty bio-stimulants work to give your turf strong roots, increased nutrient uptake, improved plant quality, and so much...
    $116.00
    $116.00
  • 0-0-1 RGS/ 0-0-5 Air-8 Combo | Five Gallon | N-Ext
    0-0-1 RGS/ 0-0-5 Air-8 Combo | Five Gallon | N-Ext
    0-0-1 RGS / 0-0-5 Air-8 Combo: This dynamic duo works together to relieve soil surface and root zone compaction, powering your turf through surface and subsurface compaction. Includes one 2.5 gallon of each: RGS and Air-8 Relieves soil compaction Stimulates root growth Adds oxygen to...
    $118.00
    $118.00
  • Bio-Stimulant (MAX Pack) | Yard Mastery
    Bio-Stimulant (MAX Pack) | Yard Mastery
    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...
    $154.97
    $194.97
    $154.97
  • Bio-Stimulant Pack | 4 Gallons | N-Ext
    Bio-Stimulant Pack | 4 Gallons | N-Ext
    Bio-Stimulant Pack: This pack contains four products that supercharge your lawn growth, improve soil chemistry, and stimulate roots, rhizomes, and/or stolons in your grass.  One pack will cover a 5,000 sq ft lawn for 1 year  Includes one gallon each of RGS, Humic12, MicroGreene,...
    $116.00
    $116.00
  • Seeding/Over-Seeding Pack | Four Gallons | N-Ext
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    Seeding/Over-Seeding Pack | Four Gallons | N-Ext
    Seeding/Over-Seeding Pack™: This pack contains four products loaded with everything your seedlings need to thrive for your next seeding and/or over-seeding project.  This pack includes one gallon of each: RGS, GreenePop, GreeneStart, and GreenePunch Contains energy nutrients seedlings need to get up and out...
    $123.00
    $123.00
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  • Soil Activator Pack | Four Gallons | N-Ext
    Soil Activator Pack | Four Gallons | N-Ext
    Soil Activator Pack™ - The products in this park are designed to work together to encourage a double-dark green, thick, vigorous, and thatch-free lawn. Includes one gallon of each: RGS, Air-8, D-Thatch, and GreeNe EfFect Improves nutrient uptake and overall plant health Increases root...
    $119.00
    $119.00
  • GreeNePak Lawn Fertilizer | Four Gallons | N-Ext
    GreeNePak Lawn Fertilizer | Four Gallons | N-Ext
    GreeNePaK Pack™ is a fully functional and complete lawn program that will deliver your N, P, & K and much, much more for the whole season. One 4-gallon pack will cover a 4,000 sq ft lawn for an entire year Includes one gallon each of...
    $135.00
    $135.00
  • Shrub, Tree & Palm Pack | 4 Gallons | N-Ext
    Shrub, Tree & Palm Pack | 4 Gallons | N-Ext
    Shrub, Tree & Palm Pack: This pack will cover all of the nutritional needs of flora and fauna while also caring for the soil in which they grow. Works great for vegetable gardens too, providing a robust blend of macro and micronutrients along with...
    $119.00
    $119.00
  • Double Dark Combo: 0-0-2 MicroGreene / 7-0-0 GreeNe EfFect | Two Gallon | N-Ext
    Double Dark Combo: 0-0-2 MicroGreene / 7-0-0 GreeNe EfFect | Two Gallon | N-Ext
    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...
    $74.99
    $74.99
  • 9-0-1 GreeneStart Multi Purpose Fertilizer | N-Ext
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    9-0-1 GreeneStart Multi Purpose Fertilizer | N-Ext
      N-Ext 9-0-1 GreeneStart™ Multipurpose Fertilizer is a complete product for seeding and drought-stressed lawn situations. It also makes for a great low-nitrogen spoon-feeding. One gallon covers up to 14,200 sq ft at the low rate of 9 oz/1,000 sq ft Analysis 9-0-1::N-P-K Great...
    From $36.99
    $194.50
    From $36.99
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  • 7-0-0 GreeNe Effect | N-Ext
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    7-0-0 GreeNe Effect | N-Ext
    N-Ext 7-0-0 GreeNe EfFect™ combines nitrogen and iron uniquely to give you a greener lawn without a growth push. 7-0-0 GreeNe EfFect can be absorbed directly into grass leaf tissue, which brings a faster green up. One gallon covers 16,000 sq ft 7% is...
    From $36.99
    $170.00
    From $36.99
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  • Bundle & Save Pack - Save 20%
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    Bundle & Save Pack - Save 20%
    Save 20% with our custom pack builder*. Simply select any 1-2 combination of 18lb bags AND 2-4 quart products to receive your discount. We'll also throw in a Free Empty Quart and Hose-end Sprayer (valued at $9.95) to make your applications as easy as...
    $58.78
    $0.00
    $58.78

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