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Compost and Potting Soil

Rainbow Valley Compostout-of-stock
8362 This top-quality compost, made in Sidney, Maine, comes highly recommended by farm advisor Mark Fulford. The lab results we saw showed strong... read more
Compost and Potting Soil
Vermont Compost Fort Light™ Potting Soil
8374 Blond sphagnum peat, compost, coconut coir, perlite, and a blend of organic and mineral amendments. Recommended for cell-tray seedlings. Warms... read more
Compost and Potting Soil
Vermont Compost Fort Vee™ Potting Soil
8371 Blond sphagnum peat, compost, vermiculite and coir with a blend of organic and mineral amendments. Widely used by growers who make soil blocks.... read more
Compost and Potting Soil
Coast of Maine Penobscot Blend™ Compost & Peat
8359 75% composted salmon, mussels and wild blueberries with 25% sphagnum peat. Perfect for mulching trees and shrubs, or topdressing lawns. Adds... read more
Compost and Potting Soil
Coast of Maine Quoddy Blend™ Organic Lobster Compost
8356 Extra Rich Soil Conditioner for Flower & Vegetable Gardens. Blend of composted lobster, crab, peat, bark and cow manure. Rich in micronutrients.... read more
Compost and Potting Soil
Vermont Compost Plus®
8353 Blended from composted manure and plant materials, blond sphagnum peat moss, granite meal, animal and/or protein meal, black rock phosphate, kelp... read more
Compost and Potting Soil
8369 Dan K., a faithful OGS customer with a flair for experimentation, developed this mix and was kind enough to share his formula with us. He says,... read more
Compost and Potting Soil
Raw Biochar
8348 Join the carbon-farming revolution. Biochar is the product of heating organic matter in a low-oxygen environment: instead of releasing the carbon... read more
Compost and Potting Soil
Bio365 BIOALL™
8368 A premium high-test potting soil. Formerly branded as GreenTree Ithaca Blend. Coir, sphagnum peat, and worm castings form the base of this... read more
Compost and Potting Soil
GreenTree Ag Blend™
8365 All-purpose blend, light on the peat, with coconut coir, worm castings and a well-balanced organic nutrient package. pH 6.5 and EC 1.5 mS/cm.... read more
GreenTree Growers’ Blend™out-of-stock, substitute 8365.
8363 A lighter blend of coir, sphagnum peat and organic nutrients. Recommended for small seeds, early growth and any plants that prefer high air... read more
Compost and Potting Soil
Living Acres NP Germination Blend™
8377 A light-textured potting soil with extra perlite, screened to ½". Recommended for the smallest flower and herb seeds. Seedlings more than three... read more
Compost and Potting Soil
Superworm Frass
8351 (2-2-2), 16% Chitin. As if “darkling beetle” didn’t already sound like the nightmare invention of a fantasy novelist, the manufacturers of this... read more
Compost and Potting Soil
Worm Castings
8350 (0.5-0.5-0.3 avg. and trace minerals) Research at Ohio State University indicates that adding 10–20% worm castings by volume to potting mixes... read more
Compost and Potting Soil
Coir Blocks
8380 This premium washed low-EC coconut coir is a biodegradable and environmentally sound substitute for peat moss. Compressed blocks of coconut fibers... read more
Compost and Potting Soil
8389 Volcanic glass that has been heated until it “pops” like corn, resulting in a lightweight, porous and stable material. Widely used in potting... read more
Compost and Potting Soil
Rice Hulls
8392 A great alternative to perlite in your growing medium—carbonaceous, renewable and less dusty to mix. May be included at up to a third of your... read more



Compost Teas for the Organic Grower
9530 by Eric Fisher, 256 pages, 7x8, softcover. Finally! A guidebook on compost teas that goes well beyond the bubbler. Drawing on a variety of... read more
Fermented Vegetables: Creative Recipes For Fermenting 64 Vegetables & Herbs in Krauts, Kimchis, Brined Pickles, Chutneys, Relishes & Pastes
9567 by Kirsten K. Shockey and Christopher Shockey, 376 pages, 8x9, softcover. With more than 140 recipes that excite and intrigue, this book is... read more
The Humanure Handbook: Shit in a Nutshell
9641 4th edition, by Joseph Jenkins, 300 pages, 6x9, softcover. In the opening words to his first edition, Jenkins wrote: “The world is divided into... read more
Lazy-Ass Gardening: Maximize Your Soil; Minimize Your Toil
9647 by Robert Kourik, 240 pages, 8½x11, softcover. In my twenties, I put in my days of stacking 700 bales of hay into the barn in 95° heat with a... read more
The Year-Round Solar Greenhouse: How to Design and Build a Net-Zero Energy Greenhouse
9828 by Lindsey Schiller with Marc Plinke, 307 pages, 7¼x8¾, softcover. Is it worth the coal burned to generate the electricity to grow a tomato in... read more
Fresh from the Garden: An Organic Guide to Growing Vegetables, Berries, and Herbs in Cold Climates
9583 by John Whitman, 536 pages, 8½x10½, hardcover. With all the quarantine-induced interest in gardening, we were on the prowl for a good “gardening... read more
No-Till Intensive Vegetable Culture: Pesticide-Free Methods for Restoring Soil and Growing Nutrient-Rich, High-Yielding Crops
9688 by Bryan O’Hara, 272 pages, 7x10, softcover. Bryan O’Hara and Anita Johnson have made a living growing vegetables for market at their Lebanon, CT,... read more
The School Garden Curriculum: An Integrated K–8 Guide for Discovering Science, Ecology, and Whole-Systems Thinking
9746 by Kaci Rae Christopher, 320 pages, 8x10, softcover. My family kept a large vegetable garden when I was a child, and some of my earliest memories... read more
The Whole Okra: A Seed to Stem Celebration
9815 by Chris Smith, 258 pages 7x10, softcover. Seed sales trends come in waves. For example, last year caraway and luffa seeds flew off our shelves.... read more
Will Bonsall’s Essential Guide to Radical, Self-Reliant Gardening
9819 by Will Bonsall, 400 pages, 8x10, softcover. As a former apprentice of Will’s, I assumed his book would be a nostalgic journey but not especially... read more

Amendments and Fertilizers


Poultry Manure Compost
8301 (5-4-3 with 9% Ca) From Kreher Enterprises. Composted, pasteurized and processed poultry litter from New York farms provides a good balance of... read more
Fish Bone Meal
8295 (N-P-K for current lot: 6.7-11.4-0.4). Fish scraps (a food industry byproduct) are cooked, screened and milled to a uniform particle size. No... read more
Shrimp Meal
8304 (A, B & C sizes 4-5-0, D size 5.7-10-0, both approximately 14% Ca) From USDA-inspected shrimp processing facilities. Cooked and dried at low... read more
Feather Meal
8286 (Approx. 13-0-0) Provides a slow and steady release of nitrogen for 3–6 months depending on soil pH, moisture levels and biological activity. If... read more

Amendments and Fertilizers

Amendments and Fertilizers
Custom Mixing
8193 If you’re tired of ineffectively mixing fertilizers or potting soil ingredients together in a wheelbarrow or tractor bucket, let us do the dirty... read more


Azomite®, Granulated Natural Trace Minerals
8213 (0-0-0.2, 5% Ca) Named for its A-to-Z of Minerals including Trace Elements; contains over 67 minerals beneficial to plants and animals.

A mix of

... read more
Azomite®, Micronized Natural Trace Minerals For Soil
8216 (0-0-0.2, 5% Ca) Named for its A-to-Z of Minerals including Trace Elements; contains over 67 minerals beneficial to plants and animals, including... read more
BrixBlend Basalt
8222 (49.3% SiO2, 13.3% Al2O3, 9.2% CaO, 5.7% MgO, plus trace minerals) A paramagnetic stone powder from the Pioneer Valley of Massachusetts for... read more
ZeoMax Garden Aid
8255 Zeolites are aluminosilicate lattices, derived from volcanic ash, that hold up to 55% of their weight in water in the small cavities of their... read more
8207 (48% CaO and 52% SiO2). Cal Carb Equivalent 76.0%. Soluble-grade and at least 95% pure (may contain trace amounts of iron, manganese and... read more

Planting Mixes

Planting Mix
Blueberry Booster
8321 A blend of Granite Meal, K-Mag, sulfur, Tennessee brown rock, Penobscot Blend Compost & Peat, and Azomite. Brings down the soil pH and provides... read more
Fall Fruit Tree Prep Mixcurrently on backorder
8333 To prepare your land in fall or winter for spring fruit-tree planting, use this mix. Without digging a hole, spread one bag on an area 4–6' in... read more
Planting Mix
Fruition Mix
8330 A balanced fertilizer to keep your bearing fruit trees healthy and productive. Gypsum (to maintain optimum calcium levels to promote disease... read more
Planting Mix
Gungnir Asparagus Mix
8310 (2-5-7) Named for the legendary dwarf-fashioned spear wielded by the Norse god Odin, our new house mix will help you grow mighty spears of... read more


Hemp Twine
8867 Unwaxed hemp twine. Cut down vines along with the twine and compost the whole tangle. Promote the rediscovery of hemp as a great fiber plant at... read more

Farm Seed


Alfalfa - Organic
8001 Medicago sativa Perennial legume. Up to 3' high. This fragrant plant with beautiful purple flowers is a favorite for multi-year stands. Home... read more

Inoculants and Probiotics


Dr. Higa’s Original™ EM-1 Microbial Inoculant
8185 Microbial Inoculant Concentrated Effective Microorganisms®. Active microbial life in the soil and on plants is a better solution than synthetic... read more


Biodegradable Tomato Clips
8886 Easy to use and even easier to dispose of! Use these ⅞" (internal diameter) clips made of non-GMO cornstarch, to attach tomatoes (or cucumbers, or... read more
Soil & Seed Sieve Set
8914 A 12" diameter stainless steel frame with 3 interchangeable screens of 4, 5 and 10 mesh per inch. Use the small screen to prepare potting mix, or... read more

Smart Cart

Smart Cart
9276 The best garden cart on the market today, in our opinion. Weighs only 35 lbs and has a central balance point so that even when fully loaded it is... read more



Sun Sugar Boxes
9353 An environmentally friendly alternative to plastic clamshells (which are difficult even to recycle any more, now that China is understandably... read more