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Amendments and Fertilizers

Amendments and Fertilizer
Soil Testing & Organic Fertilizer Recommendation Service
8194 Don’t guess—test! Applying fertilizers and soil amendments without the guidance of a professional soil test is like driving downtown with your... read more

Animal-based

Blood Meal
Animal-based
Blood Meal
8280 (12-0-0) Fastest release time of any organic nitrogen source. Especially recommended for corn. As a sidedressing, apply at ¾#/100 row ft 3 weeks... read more
Bone Char
Animal-based
Bone Char
8283 (0-16-0, 32% P2O5, approx. 30% Ca) Burned bone meal provides large amounts of readily available phosphorus. May be applied without restrictions to... read more
Feather Meal
Animal-based
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
Fish Bone Meal
Animal-based
Fish Bone Meal
8295 (current lot: 5.7-13-.46) Marine Stewardship Council–certified sustainable fish scraps are cooked, screened and milled to a uniform particle size.... read more
Fish Hydrolysate
Animal-based
Fish Hydrolysate
8289 (2-5-0.2) Fish heads, bones, skin and guts finely ground and then enzymatically digested. The resulting gurry is stabilized with phosphoric acid.... read more
Fish Hydrolysate with Kelp
Animal-based
Fish Hydrolysate with Kelp
8292 (2-5-0.2) All the N, P & K of fish and the micro-nutrients and growth hormones of kelp. Can be used as a foliar feed, in drip irrigation (strain... read more
Poultry Manure Compost
Animal-based
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
Seabird Guano
Animal-based
Seabird Guano
8298 (12-11-2) Etymologically, the word guano is derived from the (indigenous Andean) Quechua word for poop. Biologically, guano is manure from bats or... read more
Shrimp Meal
Animal-based
Shrimp Meal
8304 (5.7-10-0, 14% Ca) From USDA-inspected shrimp processing facilities. Cooked and dried at low temperatures, then finely ground.

As well as being an

... read more

Minerals

20 Mule Team Borax Solubor® DF
Mineral
20 Mule Team Borax Solubor® DF
8219 (Sodium Tetraborate, 20.5% B) Soluble borate for fluid fertilizers and nutrient sprays. Boron is essential for all stages of tree growth and fruit... read more
Azomite, Coarse
Mineral
Azomite, Coarse
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
Mineral
Azomite, Micronized
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
Mineral
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
Calphos
Mineral
Calphos
8225 (0-3-0, 20% Total P, 20% Ca, trace minerals) This soft-rock phosphate is an excellent choice for calcium-deficient soils as plants will take up... read more
Earthgreen Menefee Humate®
Earthgreen Menefee Humate®clearance
8243 Hundreds of millions of years ago the lush rainforests and tropical swamplands of Precambrian New Mexico produced plant matter that, through... read more
Granite Meal
Mineral
Granite Meal
8231 Contains about 5% potassium in very slow-release form. Plants need potassium for sugar and starch production. Granite meal can be added to the... read more
Greensand
Greensandclearance
8234 (49.3% SiO2, 3.72% Fe) “Greensand has been successfully used for soilbuilding for more than 100 years,” according to Rodale’s Encyclopedia of... read more
Mineral
Gypsum, pelletized
8204 (Calcium Sulfate CaSO4•2H2O, 23% Ca, 17% S) Gypsum is a good source of calcium when the pH is already at a desired level. The sulfur in gypsum... read more
K-Mag Granular Trio® SOP-MG
Mineral
K-Mag Granular Trio® SOP-MG
8237 (22%K2O, 10.8% Mg, 22% S) (Sulfate of Potash Magnesium) Langbeinite is a marine deposit of potassium sulfate and magnesium sulfate in soluble... read more
Lime, Dolomitic
Mineral
Lime, Dolomitic
8201 (8.5% MgCO3, 87% CaCO3) 100 lbs has the liming capacity of 116 lbs of pure limestone. Use to sweeten soil and provide calcium where excess... read more
Lime, Hi-Cal
Mineral
Lime, Hi-Cal
8198 (95% CaCO3) The most common and most frequently used soil conditioner. Hi-Cal lime has less than 5% magnesium oxide: recommended for soils with... read more
Micronutrients Liquid Mineral
Mineral
Micronutrients Liquid Mineral
8244 While trace mineral products like Azomite® can be helpful for maintaining background levels of a wide variety of elements, they don’t have the... read more
Monterey Epsom Salts
Mineral
Monterey Epsom Salts
8228 (9.8% water-soluble Mg, 12.9% S) Magnesium is a building block of chlorophyll and therefore essential to efficient photosynthesis. In... read more
Phosphate, Tennessee Brown Rock
Mineral
Phosphate, Tennessee Brown Rock
8252 (0-4-0, 23% total P2O5) The consistency of rich soil. Comes from the washing piles left behind when high-grade ore was extracted to produce... read more
Protassium+ Organic Standard Fines Sulfate of Potash
Mineral
Protassium+ Organic Standard Fines Sulfate of Potash
8246 (0-0-50, plus 17% S) The most economical source of available potassium and a good source of sulfur. Apply at 200–500#/acre or 1#/100 sq ft. read more
Tiger 90CR Organic Sulfur
Mineral
Tiger 90CR Organic Sulfur
8249 Used to lower soil pH (make it more acidic). Often helpful for both lowbush and highbush blueberries, and for potatoes. Lowering the pH of gravel... read more
Wollastonite
Mineral
Wollastonite
8207 (48% CaO and 52% SiO2) Soluble-grade and at least 95% pure (may contain trace amounts of iron, manganese and magnesium). Silicon is not... read more
ZeoMax Garden Aid
Mineral
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
Zinc, Liquid
Zinc, Liquidclearance
8327 (10% Zn, 5% S) Plants deficient in zinc show delayed maturity and stunted new growth. Zinc doesn’t move easily through plants so they need a... read more

Planting Mixes

Ancients Rise Mix
Planting Mix
Ancients Rise Mix
8336 Whether they be abandoned heirlooms or wild seedlings, tucked in the woods or growing alongside an old road, apple trees live on for hundreds of... read more
Blueberry Booster
Planting Mix
Blueberry Booster
8321 A blend of granite meal, sulfur, Tennessee brown rock, Planter’s II trace minerals and Penobscot Blend Compost & Peat. Brings down the soil pH and... read more
Fall Fruit Tree Prep Mix
Planting Mix
Fall Fruit Tree Prep Mix
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
Fertrell® Feed•n•Grow
Planting Mix
Fertrell® Feed•n•Grow
8339 (3-2-3) Slow-release plant food made with blood meal, bone meal, feather meal, peanut meal, alfalfa meal, aragonite, sulfate of potash, greensand... read more
Fruition Mix
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
Hole-Istic Spring Planting Mix
Planting Mix
Hole-Istic Spring Planting Mix
8324 Recommended for fruit trees at planting time. Formerly known as Fruit Tree Planting Mix. Our own well-balanced blend of soil amendments in a... read more
NutriVeg®
Planting Mix
NutriVeg®
8342 (5-4-4, 5% Ca) A blend of fertilizers and minerals to provide balanced nutrition for all your plants and vegetables. Contains alfalfa meal, crab... read more
RICHmix Biochar
RICHmix Biocharclearance
8347 Join the carbon-farming revolution. Biochar is the result of heating organic matter in a low-oxygen environment; instead of releasing the carbon... read more
Tears of Joy Onion Kit
Planting Mix
Tears of Joy Onion Kit
8318 All you need to grow a bountiful healthy crop of onions, whether you’re starting with onion sets or plants or growing your own seedlings.... read more
Turbo-Tuber
Planting Mix
Turbo-Tuber
8315 (Approx. 7-2-9, plus 2% Ca and 3.5% S) Magic Molly, our potato superhero, is the fastest girl in town: her jacked-up hybrid hatchback runs on our... read more
Vegemighty
Planting Mix
Vegemighty
8309 (3-2-2.5) The fertilizer formerly known as Bulb Planting Mix is still perfectly suitable for this purpose, but we are rebranding it to emphasize... read more

Vegetable-based

Alfalfa Meal
Vegetable-based
Alfalfa Meal OG
8260 (2.8-0.5-3.6 avg.) Popular among veganic gardeners, and hands-down the best-smelling fertilizer out there. Excellent alternative to blood meal as... read more
Kelp Meal
Vegetable-based
Kelp Meal OG
8263 Dried and ground seaweed contains trace minerals, enzymes and amino acids, plus a small dose of N-P-K. An excellent source of naturally chelated... read more
Kelp-It Soluble Powder Dehydrated Seaweed Extract
Vegetable-based
Kelp-It Soluble Powder Dehydrated Seaweed Extract
8266 Highly concentrated extract makes an excellent foliar spray containing growth hormones, trace minerals, enzymes and carbohydrates.

One package

... read more
Liquid Kelp
Vegetable-based
Liquid Kelp
8269 Maine-harvested kelp, Ascophyllum nodosum, is a source of growth-promoting and -regulating hormones. Use when starting seeds to improve seed... read more
Neem Cake
Vegetable-based
Neem Cake
8272 (6-1-3) Pure full-strength neem cake—the residue of neem seed kernels after the oil has been pressed. Rich in the basic nutrients, nitrogen,... read more
Soybean Meal
Vegetable-based
Soybean Meal
8275 (7-1.5-3 avg.) High levels of nitrogen and potassium are released as the soybean meal breaks down, providing fertility over time. Add when first... read more

Compost and Potting Soil

Coast of Maine Penobscot Blend™ Compost & Peat
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
Coast of Maine Quoddy Blend™ Compost
Compost and Potting Soil
Coast of Maine Quoddy Blend™ Compost
8356 Blend of composted lobster, crab, peat, bark and cow manure. Rich in micronutrients. Ideal for flower and vegetable beds. read more
Rainbow Valley Compost
Compost and Potting Soil
Rainbow Valley Compost
8362 This top-quality compost, made in Sidney, Maine, from organic cow and poultry manure, comes highly recommended by farm advisor Mark Fulford. The... read more
Vermont Compost Plus®
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
Worm Castings
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

Inoculants and Probiotics

Microbials

MPM
Microbial
MPM
8188 Feed the soil, feed the plants. Apply Microbial Plant Mix to the soil to increase the number of beneficial microbes. Includes nutrients necessary... read more

Probiotics

BioNutrients™ Soluble AG
Probiotic
BioNutrients™ Soluble AG
8192 (8-1-9) Provides a quick boost of plant nutrients (derived from fish and fermented plant extracts) fortified by humic acid and kelp extract plus... read more

Library

Books

Growing and Gathering Your Own Fertilizers: Self-Teaching Mini-Series #12
Growing and Gathering Your Own Fertilizers: Self-Teaching Mini-Series #12clearance
9603 by J. Mogador Griffin, Laurent Gaudreau and John Jeavons, 140 pages, 5½x8¼, softcover. A compendium of information gathered by Ecology Action from... read more