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Growth Pack | Yard Mastery
Growth Pack | Yard Mastery
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...
From $74.69
$82.99
From $74.69
Ultimate Green Pack | Yard Mastery
Ultimate Green Pack | Yard Mastery
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....
From $74.69
$82.99
From $74.69
Stress Response Pack | Yard Mastery
Stress Response Pack | Yard Mastery
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...
From $74.69
$82.99
From $74.69

Liquid Fertilizers

Liquid Fertilizers and Bio Stimulants including Humic Acid for Lawns, Sea Kelp for Deep Rooting, [N-Ext] from Greene County Fertilizer Co, Hydretain, Liquid Aeration, Liquid D-Thatch and Liquid Iron.
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  • 0-0-1 RGS Root Growth Bio-Stimulant, Sea Kelp | N-Ext
    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 Analysis is...
    From $19.79
    $21.99
    From $19.79
  • Hydretain Liquid - Moisture Manager Reduce Watering by up to 50% | Ecologel
    Hydretain Liquid - Moisture Manager Reduce Watering by up to 50% | Ecologel
    Looking for Hydretain? You’ll Love Moisture Max Even More. Click HereIt’s Yard Mastery’s enhanced version — humectants + surfactants + 4% sea kelp for maximum water efficiency and root growth. Hydretain® Root Zone Moisture Manager reduces the watering requirements of lawns, landscapes, and gardens...
    From $34.99
    $36.99
    From $34.99
  • Bio-Stimulant Pack | Four Gallons | N-Ext
    Bio-Stimulant Pack | Four 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 of each: RGS, Humic12, MicroGreene,...
    $104.40
    $116.00
    $104.40
  • 0-0-5 Air-8 Liquid Aeration Bio-Stimulant, Humic Acid | N-Ext
    0-0-5 Air-8 Liquid Aeration Bio-Stimulant, Humic Acid | N-Ext
    N-Ext Air-8™ Liquid Aeration is designed to create space in the soil, increase water penetration, and encourage deeper rooting to drive more oxygen into the topsoil profile. One gallon covers up to 21,300 sq ft Analysis is 0-0-5::N-P-K Contains 8% Humic Acid Great for...
    From $19.79
    $21.99
    From $19.79
  • 0-0-1 Humic12 Bio-Stimulant, Humic Acid 12 Percent | N-Ext
    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 $19.79
    $21.99
    From $19.79
  • 5-0-1 Spoon Juice Liquid Fertilizer and Bio Stimulant with Humic Acid, Kelp | N-Ext
    5-0-1 Spoon Juice Liquid Fertilizer and Bio Stimulant with Humic Acid, Kelp | N-Ext
    5-0-1 Spoon Juice™: is the best-kept secret in the Yard Mastery line until now! The ultimate multi-purpose (all-purpose) fertilizer and bio-stimulant combo for lawns, trees, shrubs, flowers, gardens, and even potted plants. (we mostly use it for lawns around here!) It’s a staple in...
    From $24.29
    $26.99
    From $24.29
  • 0-0-2 MicroGreene | N-Ext
    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 ...
    From $19.79
    $21.99
    From $19.79
  • 0-0-5 Compaction Cure | N-Ext
    0-0-5 Compaction Cure | N-Ext
    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:...
    From $24.29
    $26.99
    From $24.29
  • 7-0-0 GreeNe EfFect | N-Ext
    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 $33.29
    $36.99
    From $33.29
  • Build-a-Box | 4 Gallon - Build to Save 20% Off Retail | N-Ext
    Build-a-Box | 4 Gallon - Build to Save 20% Off Retail | N-Ext
    !!PLEASE MAKE YOUR SELECTION WISELY. ONCE YOUR ORDER IS PLACED, PRODUCTS CANNOT BE EDITED, MODIFIED, or SWAPPED!! Create your own personal strategies by mixing and matching four single gallons of your favorite Greene County (N-Ext) products!  Having this kind of flexibility allows you to optimize your...
    $111.96
    $134.35
    $111.96
  • 0-0-2 D-thatch - Liquid Dethatch | N-Ext
    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 $19.79
    $21.99
    From $19.79
  • 16-21-2 GreenePOP Starter Fertilizer | N-Ext
    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 $19.79
    $21.99
    From $19.79
  • N-Ext Sea-K Bloom and Root 0-0-5
    0-0-5 Sea-K Stress Reducer, Bloom and Root | N-Ext
    N-Ext Sea-K™ is known in the professional applicator community as "microbe food," this special bio-stimulant is your secret weapon in jump-starting even the most tired soils or stressed lawns.  1 Quart covers up to 64,000 sq ft Analysis is 0-0-5::N-P-K Benefits include - deeper color,...
    $44.99
    $49.99
    $44.99
  • 18-0-1 GreenePunch Complete Liquid Fertilizer | N-Ext
    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 $19.79
    $21.99
    From $19.79
  • 26-0-0 GreeneCharge | N-Ext
    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 for nitrogen goodness! One gallon covers up to 8,000 sq ft Analysis is...
    From $19.79
    $21.99
    From $19.79
  • FOURPlay | Ecologel
    FOURPlay | Ecologel
    FOURPlay™ is the ultimate solution for eliminating localized dry spots and achieving water conservation. Covers 3,500 sq ft (1 qt) OR 14,200 sq ft (1 gal) Contains Hydretain® moisture manager, SeaXtra™ kelp extract, potassium humate soil conditioner, and a non-ionic surfactant wetting agent Reduces...
    From $44.99
    From $44.99
  • Moisture Max bottle – Advanced Lawn Moisture Manager by Yard Mastery
    Moisture Max – Advanced Lawn Moisture Manager | N-Ext
    Moisture Max – Superior Lawn Moisture Management Solution This is Yard Mastery’s version of “Hopped Up Hydretain” because it contains the humectants that hold water in soil, just like Hydretain, it’s spiked with a penetrating surfactant that breaks the surface tension of hydrophobic soils...
    From $25.49
    $29.99
    From $25.49
  • Build-a-Box | 5 Gallon - Build to Save 20% Off Retail | N-Ext
    Build-a-Box | 5 Gallon - Build to Save 20% Off Retail | N-Ext
    !! PLEASE MAKE YOUR SELECTION WISELY. ONCE YOUR ORDER IS PLACED, PRODUCTS CANNOT BE EDITED, MODIFIED, OR SWAPPED!! Create your own personal strategies by mixing and matching (2) 2.5 gallons of your favorite Greene County (N-Ext) products!  Having this kind of flexibility allows you...
    $105.58
    $105.58
  • 0-0-25 GreeneKick | N-Ext
    0-0-25 GreeneKick | N-Ext
    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...
    From $23.39
    $25.99
    From $23.39
  • 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 together to give your turf strong roots, increased nutrient uptake, improved plant quality, and so...
    $104.40
    $116.00
    $104.40
  • Seeding/Over-Seeding Pack | Four Gallons | N-Ext
    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...
    $110.70
    $123.00
    $110.70
  • Build-a-Box | Liquid Quarts (Buy 3 Get 4th Free)
    Build-a-Box | Liquid Quarts (Buy 3 Get 4th Free)
     **Red, White, and Mow Sale pricing will apply to each item as you add it to your Build-a-Box.  Special Offer: Buy 3 quarts, get your 4th for FREE!  This includes quart bottles with or without the hose-end sprayers. Simply mix-n-match 4 or more quarts,...
    $65.97
    $65.97
  • 4-0-2 FloraGreene | N-Ext
    4-0-2 FloraGreene | N-Ext
    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...
    From $19.79
    $21.99
    From $19.79
  • 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...
    $107.10
    $119.00
    $107.10
  • 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...
    $106.20
    $118.00
    $106.20
  • Double Dark Combo: 0-0-2 MicroGreene / 7-0-0 GreeNe EfFect | Five Gallon | N-Ext
    Double Dark Combo: 0-0-2 MicroGreene / 7-0-0 GreeNe EfFect | Five 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 as a 5-Gallon Combo. This is the fastest and most economical way to turn your lawn double dark blue-green and keep it that...
    $120.60
    $134.00
    $120.60
  • CytoGro/SeaXtra | Ecologel
    CytoGro/SeaXtra | Ecologel
    CytoGro® is an EPA-registered hormone bio-stimulant derived from seaweed extracts that blend cytokinins and natural synergists to stimulate root growth and increase the turf’s strength against stress. One gallon covers up to 320,000 sq ft Improves environmental stress tolerance Stimulates root growth Great for increasing...
    From $59.95
    From $59.95
  • 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...
    $67.49
    $74.99
    $67.49
  • The Freedom Pack | Yard Mastery
    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!**...
    From $79.97
    $99.97
    From $79.97
  • 28-0-0 N-Charge Nitrogen Fertilizer | N-Ext
    28-0-0 N-Charge Nitrogen Fertilizer | N-Ext
    N-Ext 28-0-0 N-Charge™ Enhanced Liquid Nitrogen is literally nitrogen driving the bus! Some would use the term “quick release,” and they’d be wrong. We need our bus driver to be immediately available, but there is no need to be quick about it. Foliar absorption...
    From $19.79
    $21.99
    From $19.79
  • 0-0-5 Air-8/0-0-2 D-Thatch Combo | Five Gallon | N-Ext
    0-0-5 Air-8/0-0-2 D-Thatch Combo | Five Gallon | N-Ext
    0-0-5 Air-8/ 0-0-2 D-Thatch  Combo: Nicknamed the “Yin & Yang” combo, this duo works together to impact two of the most common issues - thatch and compacted soil. If that describes you, this is your tonic!  Includes one 2.5-gallon of Air-8 AND one 2.5-gallon...
    $106.20
    $118.00
    $106.20
  • 9-0-1 GreeneStart Multi Purpose Fertilizer | N-Ext
    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 for...
    From $35.99
    $39.99
    From $35.99
  • Shrub, Tree and Palm Pack | Four Gallons | N-Ext
    Shrub, Tree and Palm Pack | Four Gallons | N-Ext
    Shrub, Tree & Palm Pack: This pack covers 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 chelating...
    $107.10
    $119.00
    $107.10
  • Hydr8 Liquicure (Soil Surfactant/Wetting Agent) | N-Ext
    Hydr8 Liquicure (Soil Surfactant/Wetting Agent) | N-Ext
    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...
    From $33.29
    $36.99
    From $33.29
  • Seeding Support Pack (Granular Fertilizer) | Yard Mastery
    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...
    $179.99
    $199.99
    $179.99
  • 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...
    $121.50
    $135.00
    $121.50
  • Seeding Support Pack (Liquid Fertilizer) | Yard Mastery
    Seeding Support Pack (Liquid Fertilizer) | Yard Mastery
    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...
    $134.99
    $149.99
    $134.99
  • 0-0-2 MicroGreene/4-0-2 FloraGreene Combo | 5 Gallon | N-Ext
    0-0-2 MicroGreene/4-0-2 FloraGreene Combo | 5 Gallon | N-Ext
    0-0-2 MicroGreene/4-0-2 FloraGreene Combo: This powerful duo targets nutritional deficiencies and provides comprehensive nutrition for your lawn and plants.  Includes one 2.5 gallon of MicroGreene AND one 2.5 gallon of FloraGreene Great for moving your micronutrient deficiencies back in the right direction Balanced nutrition...
    $140.40
    $156.00
    $140.40
  • 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...
    $131.72
    $154.97
    $131.72

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