Fertilizers
DIY Lawn Fertilizers including Granular Fertilizers, Liquid Fertilizers, Yard Mastery Fertilizers, Biostimulant Fertilizers, Humic Acid For Lawns, Iron For Lawns, Liquid Aeration, Liquid D-Thatch, pH Adjustment and Jonathan Green Fertilizers.
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The Freedom Pack| Yard MasteryThe 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...
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- From $89.99
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$114.95 - Sale price
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12-12-12 Starter Fertilizer 3% Iron - Bio-Nite - Granular Lawn Fertilizer | Yard Mastery12-12-12 Starter Fertilizer is your go-to for seed/sod or general feeding, formulated specifically for DIYers. Starter Fertilizer Fixes Everything! Covers 6,000 sq ft (18 lb) - OR - 15,000 sq ft (45 lb) Analysis 12-12-12:: N-P-K Contains 3% Iron + Bio-Nite™ Great for seeding/sod...
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- From $39.99
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$44.99 - Sale price
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0-0-1 RGS Root Growth Bio-Stimulant, Sea Kelp | N-ExtN-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...
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- From $21.99
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0-0-5 Air-8 Liquid Aeration Bio-Stimulant, Humic Acid | N-ExtN-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...
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- From $21.99
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0-0-1 Humic12 Bio-Stimulant, Humic Acid 12 Percent | N-ExtN-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...
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- From $21.99
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0-0-2 MicroGreene | N-ExtN-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...
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- From $21.99
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18-0-1 GreenePunch Complete Liquid Fertilizer | N-ExtN-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...
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- From $21.99
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16-21-2 GreenePOP Starter Fertilizer | N-ExtN-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...
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- From $21.99
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0-0-5 Sea-K Stress Reducer, Bloom and Root | N-ExtN-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...
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- $49.99
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- $49.99
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5-0-1 Spoon Juice Liquid Fertilizer and Bio Stimulant with Humic Acid, Kelp | Yard Mastery5-0-1 Spoon Juice™ is a liquid fertilizer with iron, humic, and kelp, specifically crafted for those who like to spray frequently or for those who want an “all in one” product to keep things simple. One gallon covers up to 42,600 sq ft, depending on...
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- From $26.99
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- From $26.99
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Bio-Stimulant Pack | 4 Gallons | N-ExtBio-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,...
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- $116.00
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- $116.00
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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!! **SAVE 20% off individual retail prices when you buy 4 gallons in a Build-a-Box. Mix-n-match any combination of 4 gallons. When you combine 4 gallons, we save...
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- $139.96
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- $139.96
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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!! **SAVE 20% off individual retail prices when you buy 5 gallons in a Build-a-Box. Mix-n-match any combination of 2.5 gallons. When you combine 2.5 gallons, we save...
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- $114.00
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Soil Activator Pack | Four Gallons | N-ExtSoil 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...
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- $119.00
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- $119.00
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Seeding/Over-Seeding Pack | Four Gallons | N-ExtSeeding/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...
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- $123.00
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- $123.00
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Shrub, Tree & Palm Pack | 4 Gallons | N-ExtShrub, 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...
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- $119.00
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- $119.00
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0-0-1 RGS/ 0-0-1 Humic12 Combo | 5 Gallon | N-Ext0-0-1 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...
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- $116.00
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- $116.00
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0-0-1 RGS/ 0-0-5 Air-8 Combo | Five Gallon | N-Ext0-0-1 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...
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- $118.00
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- $118.00
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MAG-I-CAL® PLUS Soil Food for Lawns in Alkaline & Hard Soil | Jonathan GreenMAG-I-CAL® PLUS Soil Food for Lawns in Alkaline & Hard Soil is a product that, with continued use, can LOWER the pH in your soil. One 18 lb Bag covers 5,000 sq ft Analysis is 18% calcium, 17% sulfur Fortified with calcium sulfate dihydrate, humic...
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- $28.99
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- $28.99
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MAG-I-CAL® PLUS Soil Food for Lawns in Acidic & Hard Soil | Jonathan GreenMAG-I-CAL® PLUS Soil Food for Lawns in Acidic & Hard Soil is the product for your lawn if you need to RAISE the pH in your soil. One 18 lb covers 5,000 sq ft Analysis is 28% calcium, 1.5% sulfur, .5% iron Fortified with...
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- $28.99
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