Organic Growers Supply: Cannabis Growing Supplies

NPK: 2-5-0.2. All the NPK of fish, along with the micronutrients and growth hormones of kelp. Encourages vigorous rooting. Improves plant vigor and stress resistance, increases storage life of produce

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Fulvic Acid Liquid

Fulvic acid is a powerful antioxidant and chelator: one molecule can transport 60 or more minerals into plant cells for a more efficient and effective fertilization program

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High Brix Molasses -

Humic Acids Soluble Powder

Molasses is a source of important nutrients, including manganese, magnesium, copper, potassium and calcium. Food grade, shelf stable. Plants and beneficial microbes have a sweet tooth, too!

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Humic acids perform many complex functions. They neutralize soil pH, prevent leaching of trace minerals, stimulate growth of foliage and roots significantly, and much, much, more!

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Kelp Liquid Concentrate

Kelp-It Soluble Powder Dehydrated Seaweed Extract

New formula is twice as concentrated as the liquid kelp we carried for years, so you'll need only half as much!

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Monster Plant Mojo (Drammatic “ONE” 4-4-0.5 Plant Food)

NPK: 0-0-18. Highly concentrated extract makes an excellent foliar spray containing growth hormones, trace minerals, enzymes and carbohydrates.

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AZOMITE®, Granulated Natural Trace Minerals

NPK: 4-4-0.5. Contains fish hydrolysate, kelp extract, humic and fulvic acids, and a dash of chilean nitrate to boost the nitrogen levels for rapid vegetative growth.

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Contains over 67 minerals beneficial to plants and animals, including rare earth elements.

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BrixBlend Basalt

A paramagnetic stone powder for remineralizing and enhancing general foundational soil fertility.

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Granite Meal

Contains about 5% potassium in very slow-release form. Can be added to the soil in large amounts without altering the pH. Greatly enhances soil structure and promotes healthier plants.

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Kelp Meal -

For soil: excellent source of naturally chelated elements, enzymes, and amino acids. For livestock: excellent source of iodine, vitamin A and dozens of other vitamins and trace minerals.

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Monterey Epsom Salts

Magnesium is a building block of chlorophyll and therefore essential to efficient photosynthesis. May boost yields significantly, especially for roses and tomatoes.

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Aragonite

Pro Pelleted Calcitic Limestone

From oyster shells, not pulverized rock. Aragonite is even lower than calcitic lime in magnesium, so it's the ideal choice for soils with excessive magnesium.

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Pro Pelleted Dolomitic Limestone

The most common and most frequently used soil conditioner. also called Hi-Cal lime. Recommended for soils with excess magnesium.

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The least expensive liming agent. Use to sweeten soil (raise pH) and provide calcium where excess magnesium is not a problem.

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Pro Pelleted Gypsum

Ahimsa Organics® Karanja Cake

A good source of calcium when the soil pH is already at a desired level.

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Ahimsa Organics® Neem Cake

NPK: 4.6-0.9-1.3 avg. A favorite of earthworms and other beneficial soil organisms, and inhibits the growth of some notorious pathogenic soil microbes. Beloved by hemp and cannabis growers.

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NPK: 6-1-3 avg. Rich in the basic nutrients, nitrogen, phosphorus and potassium, it makes an excellent fertilizer and soil additive. Can help suppress fusarium infestations.

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Alfalfa Meal -

Biogreaux Crab Shell 4-4-0 18% Ca

NPK: 2.5-0.4-3.3 avg. Gives plants a noticeable boost and feeds soil organisms. Excellent vegan alternative to blood meal as a nitrogen source. Hands-down the best-smelling fertilizer out there.

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NPK: 4-4-0 avg. 18% Ca avg. A macronutrient-rich byproduct of crab processing. Will help you grow massive specimens of field-grown cannabis. Improves lodging resistance and reduces branch breakage.

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Blood Meal

North Country Organics® Bone Char

NPK: 13-0-0. One of the fastest release times of all organic nitrogen sources. Highly recommended for corn. The smell (understandably) freaks out deer. Use as a side-dressing or till into soil.

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NPK: 0-16-0. Provides large amounts of readily available phosphorus. A most economical source of P for deficient soils. May be applied without restrictions to organically certified fields.

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Soybean Meal

Fertoz Organic Granulated Rock Phosphate Fertilizer

NPK: 7-1.5-1 avg. Effective and economical nitrogen fertilizer for Northeast soils. High levels of nitrogen and potassium are released as soybean meal breaks down, providing fertility over time.

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Single Ingredient Phosphorus

Natural phosphorus source. Adequate phosphorus results in more vigorous early root formation, better flower and seed production, better growth in cold temperatures, and better water use efficiency.

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Tennessee Brown Rock Phosphate

Single Ingredient Phosphorus

Recommended by soil gurus Phil Callahan and Mark Fulford. Lowest concentration of heavy metals of any phosphate source. Concentrations of available phosphate were regularly over 6% when tested.

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Sulfate of Potash 0-0-50

Single Ingredient Potassium

NPK: 0-0-50. The most economical source of available potassium! Solution Grade Ultra Fines.

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Superworm Frass

Worm Castings and Frass

NPK: 2-2-2. 16% Chitin. Nourishes chitin-feeding bacteria and fungi, which in turn devour gnat eggs and root-feeding nematodes. Also fortifies plants’ cell walls, and fosters healthy blooms.

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Worm Castings

NPK: 0.5-0.5-0.3 apx, plus trace minerals. Worm castings limit plant disease and have beneficial effects including enhanced mycorrhizal activity and the suppression of parasitic nematodes.

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Dr. Higa’s Original™ EM-1 Microbial Inoculant

Beneficial Microbes and Inoculants

A liquid combination of yeasts, actinomycetes, and bacteria. Promotes plant health and growth, and improves nutrient absorption and soil fertility. Our cannabis-growing friends can't do without it.

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MycoApply Endo/Ecto

Beneficial Microbes and Inoculants

A granulated blend of 7 beneficial mycorrhizal fungi for mixing into soil. Add to seedbeds or work into the soil around your trees and shrubs to boost root growth, nutrient uptake and soil health.

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sale!

American Hemp Farmer: Adventures and Misadventures in the Cannabis Trade

The Beginner’s Guide to Growing Cannabis and Making Your Own Healing Remedies

sale! was $24.95

A must-read for anyone in the cannabis industry. Covers all aspects from soil and seed, to planting, growing and maintaining, through markets and product diversification. Funny and informative.

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The Complete Guide to Restoring Your Soil

low stock

by Tammi Sweet, 144 pages, 7x9, softcover. Practical, clear and wasting not a word, this guide is a perfect tool for anyone new to the world of

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The Regenerative Grower’s Guide to Garden Amendments: Using Locally Sourced Materials to Make Mineral and Biological Extracts and Ferments

A soil science book for everyone! Filled with farmer anecdotes, insightful reference charts, and illustrations, this book is both engrossing and practical for anyone who works with soil.

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The Wholistic Healing Guide to Cannabis: Understanding the Endocannabinoid System, Addressing Specific Ailments and Conditions, Making Cannabis-Based Remedies

low stock

This book dives deep into the chemical and biological workings of your garden soil! Plenty of in-depth science, but also includes 12 soil amendment recipes simple enough for a layperson to follow.

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