N-Ext™ DIY Lawn Care Products for Homeowners

Eco-friendly Fertilizer and Biostimulant Products for Lawn, Tree and Shrub Care

DIY Packages, Combos & Build Your Own Kit Options

County Fertilizer Company’s bio-based fertilizers and specialty fertility products are blended to feed plants, improve soil fertility and build topsoil
Each of the liquid products available in the various DIY package offerings is designed to address different soil/plant needs within a fertility program throughout the growing season. 
N-Ext™ DIY Combo Packages
26-0-0 GreeneCharge™ 1.0-gal bottle

26-0-0 GreeneCharge™ Slow Release Liquid Nitrogen plus Micronutrients

Enhanced efficiency low input liquid Nitrogen with balanced micronutrient blend. Consistent color and slow growth with no “surge growth”. An all-purpose workhorse for all turf types.

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7-0-0 GreeNe EfFect™ 1.0-gal bottle

7-0-0 GreeNe EfFect™ Turf & Ornamental Fertilizer +6% Iron

Simple and economical way to correct chlorosis issues in turf and ornamentals. Produces a deep green color  and consistent greening effect on plants. Safe for use on all turf types.

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N-Ext-Air-8™ 1.0-gal bottle

N-Ext Air-8™ 0-0-5 Liquid Aeration

Designed to loosen topsoil and encourage deeper rooting to allow for greater oxygenation of the root zone. Addition of N-Ext RGS™ further enhances soil aeration. Carbon-based additive to fertilizer program to improve nutrient efficiency and soil fertility any time during the growing season.  Safe for use on all turf and soil types.

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N-Ext Sea-K™ Stress Reducer, Bloom and Root

N-Ext Sea-K™ 0-0-5 Stress Reducer, Bloom and Root

Contains highly concentrated Sea Kelp derived from the cold waters of the North Atlantic. Contains high concentrations of Auxins, Gibberellins and Cytonkinins. Benefits of use are: deeper color, increased rooting, pest resistance, drought protections, nutrient uptake, reduced senescence. Product is safe for use on all turf types and ornamental plants.

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18-0-1 GreenePunch™ 1.0-gal bottle

18-0-1 GreenePunch™ Lawn Fertilizer

18-0-1 GreenePunch™ Lawn Fertilizer is the Nitrogen foundation product of the N-Ext™ Full Liquid Fertility Program. Recommended application rates of 18-0-1 GreenePunch™ vary depending on turf types.

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4-0-2 FloraGreene™ 1.0-gal bottle

4-0-2 FloraGreene™ Tree, Shrub, Palm, Plant, Garden & Ornamental Fertilizer

4-0-2 FloraGreene™ Fertilizer is a complete fertilizer for all varieties of landscape plants,  potted plants, vegetables, ornamentals, tropicals, shrubs, and trees of all kinds. Can be applied to turf for lawns with significant soil fertility deficiencies.

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N-Ext D-Thatch™ 1.0-gal bottle

N-Ext D-Thatch™ 0-0-2 Thatch Digester

Designed to reduce thatch build up in lawns that do not have the ability to be mechanically adjusted due to cultivar or time of season. Focuses on composting thatch faster by encouraging microbial activity at the soil surface and increasing heat. Thatch is reduced and the organic matter is captured as a food source for your turf.  Product intended to be used as an additive to current fertilizer program. Safe to use on all turf and soil types.

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16-21-2 GreenePOP™ 1.0-gal bottle

16-21-2 GreenePOP™ Liquid Starter Fertilizer

16-21-2 GreenePOP™ Starter Fertilizer is engineered to deliver all that grass seed needs to germinate quickly and establish a strong root system. Safe for use on all turf types.

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0-0-25 GreeneKick™ 1.0-gal bottle

0-0-25 GreeneKick™ Potassium Turf Fertilizer

Liquid Potassium Carbonate product for foliar or soil drench application. Helps correct Potassium deficiency in plants and improve stress tolerance. Provides 10% soluble potassium to plants. Recommended for turf, tropicals, ornamentals, shrubs, and trees.

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N-Ext Humic12™ 1.0-gal bottle

N-Ext Humic12™ 0-0-1 Liquid Humic Acid

A fundamental foundation of topsoil fertility. Benefits include increased root growth, chlorophyl content, nutrient uptake and improved soil structure, water retention, plant quality, mineral chelation. May be applied to all turf and planting beds at any time of the growing season. Readily dispersed in most fertilizer or micronutrient products. Please read and follow label directions for: 1) Turf 2) Soil Drench.

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9-0-1 GreeneStart™ 1.0-gal bottle

9-0-1 GreeneStart™ Multipurpose Fertilizer

Well-balanced and complete plant nutrient / soil amendment / biostimulant fertilizer. Best used for “Low N” turf application; moderate heat/drought stressed turf; seeding/overseeding. Safe for use on all turf types.

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0-0-2 MicroGreene™ 1.0-gal bottle

0-0-2 MicroGreene™ Fertilizer

Formulated for soil fertility and plant health. Product will meet the micronutrient needs of all turf types. Increases root mass and depth. Versatile, complete, efficient and affordable liquid micronutrient fertilizer and soil amendment.

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N-Ext RGS™ 1.0-gal bottle

N-Ext RGS™ 0-0-1 Soil & Plant Formula

Biostimulant / Soil Amendment. The  missing link in most fertilizer programs. Designed to increase rooting potential (mass and depth) and decrease stress pressure caused by heat and drought. Biologically active material contains Humic Acids and Sea Kelp to aid in color response. Buffers and extends nitrogen release rates. Adds oxygen to the soil profile for greater nutrient uptake. Safe for use on all turf types and ornamental plants.

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How To Purchase

Greene County Fertilizer Company now offers a product purchase solution for DIY homeowners.

• To Return to this site, be sure to bookmark this web page: GreeneCountyFert.com/DIY

• Are you a Professional Service Provider Contact Us

Purchase N-Ext DIY products on LawnCareNut.comPurchase N-Ext DIY products on GCI Turf Academy

DIY Product Labels, SDS, Spec Sheets

Specialty Products | DIY
N-Ext Air-8™ Liquid Aeration: Label, SDS, Spec Sheet

N-Ext Air-8™ Liquid Aeration:

N-Ext D-Thatch™ Thatch Digester: Label, SDS, Spec Sheet

N-Ext D-Thatch™ Thatch Digester:

N-Ext Humic12™ Liquid Humic Acid: Label, SDS, Spec Sheet

N-Ext Humic12™ Liquid Humic Acid:

N-Ext RGS™ Soil & Plant Formula: Label, SDS, Spec Sheet

N-Ext RGS™ Soil & Plant Formula:

N-Ext RGS™ and N-Ext Air-8™ - “Compaction Cure” Combo: Application Recommendations

N-Ext RGS™ and N-Ext Air-8™ – “Compaction Cure” Combo

Always read and follow label directions.

N-Ext Sea-K™ 0-0-5 Stress Reducer, Bloom and Root: Label, SDS, Spec Sheet

N-Ext Sea-K™ 0-0-5 Stress Reducer, Bloom and Root:

Fertilizers | DIY
26-0-0 GreeneCharge™: Label, SDS, Spec Sheet
16-21-2 GreenePOP™ Starter Fert: Label, SDS, Spec Sheet

16-21-2 GreenePOP™ Starter Fertilizer

9-0-1 GreeneStart™ Multipurpose Fert: Label, SDS, Spec Sheet

9-0-1 GreeneStart™ Multipurpose Fertilizer

7-0-0 GreeNe EfFect™ Turf & Ornamental Fertilizer: Label, SDS, Spec Sheet

7-0-0 GreeNe EfFect™ Turf & Ornamental Fertilizer Plus 6% Iron

4-0-2 FloraGreene™ Plant & Ornamental Fertilizer: Label, SDS, Spec Sheet

4-0-2 FloraGreene™ Plant & Ornamental Fertilizer

0-0-25 GreeneKick™ Potassium Turf Fertilizer: Label, SDS, Spec Sheet

0-0-25 GreeneKickPotassium Turf Fertilizer

0-0-2 MicroGreene™: Label, SDS, Spec Sheet

Always read and follow label directions.

Greene County Fertilizer Company

Greene County Fertilizer Company offers a product purchase solution for do-it-yourself lawn care homeowners. Our bio-based fertilizers and specialty fertility products are blended to feed plants, improve soil fertility and build topsoil. Each of the liquid products available in the various DIY package offerings is designed to address different soil/plant needs within a fertility program throughout the growing season.

N-Ext™ DIY Lawn Community