Fertilizers & Amendments

The Garden Marker is an indispensable tool for home gardeners, small-scale farmers, and horticultural enthusiasts who need a reliable way to label ...

MycoMinerals combines volcanic rock dust, fulvic and humic acids, yucca powder, and endo- and ectomycorrhizae for use in garden soil and potting mi...

EB Stone Citrus and Fruit Tree Food is a premium organic citrus fertilizer specially formulated to promote strong growth, vibrant foliage, and abun...

This micronized mineral-carrier inoculant contains eight endomycorrhizal species. It is designed to place the fungi close to living roots in garden...

Alfalfa Meal - Organic Fertilizer and Soil Conditioner Alfalfa meal, derived from the leguminous perennial alfalfa plant, is an excellent addition ...

This micronized mineral-carrier inoculant contains eight endomycorrhizal species. It is designed to place the fungi close to living roots in garden...

Catalyst Craft Compost is a carefully crafted microbial compost designed to bring life back to your soil. This bag is rich in microbial diversity ...

25 lb Acid Mix for Larger Berry and Landscape Plantings Down To Earth Acid Mix 4-3-6 in the 25 lb bag is the bulk option for larger berry rows, est...

Boost plant growth and soil fertility with Fish Meal, a nutrient-rich fertilizer that provides a natural source of nitrogen, phosphorus, and essent...

Support your citrus trees with the balanced nutrition they need to thrive. Our Citrus Mix Fertilizer 6-3-3 is specially crafted for home orchards, ...

Achieve vibrant foliage, fragrant blossoms, and bountiful fruit with our Citrus Mix Fertilizer 6-3-3. Specifically formulated for citrus trees in h...

Micronized Azomite for Containers and Small Gardens Azomite Micronized in this 2 lb repack is a fine natural mineral product sized for houseplants,...

The Earthshine Biochar Blend is a revolutionary product designed to enhance soil performance, reinvigorate tired soil, and amplify the effectivenes...

Introducing BeatsPeat™ from PlantBest, a scientifically formulated and environmentally conscious solution crafted from the fibrous husks of coconut...

Down To Earth Bio-Fish 7-7-2 All-Purpose Fertilizer Down To Earth Bio-Fish 7-7-2 is a nutrient-rich, all-purpose fertilizer ideal for vegetable gar...

Kelp Meal 1-0.1-2 (0.5 lb Box)Down To Earth Kelp Meal is pure Ascophyllum nodosum seaweed from the clean, cold waters of the Atlantic Ocean. Hand-h...

Monterey Dr. Iron Granular SupplementTo use on lawns, flowers, vegetables, trees and shrubs, to correct for iron deficiency. Won't stain concrete o...

Soil Moist Natural is a grafted starch polymer formulated to absorb water and release it as the surrounding soil dries. The starch component is der...

Olivia's Cloning Gel is a viscous rooting gel formulated with indole-3-butyric acid (IBA) and plant nutrients. It coats the prepared end of a cutti...

Excellent alternative to the depletion of peat bogs. Made from a renewable resource (coconut coir or husk fiber), Coco Peat lasts 3 times longer th...

Neptune's Harvest Humate 12% concentrate is a powerful solution designed to enhance soil health and promote robust plant growth. Derived from ancie...

AgroThrive Organic General Purpose Fertilizer (1 gal)AgroThrive's Organic General Purpose Fertilizer in the handy 1-gallon size is your go-to compa...

This 5 lb bag of Calphos Soft Rock Phosphate is sized for raised beds, individual planting areas, and gardeners who need a manageable amount of a s...

Neem Seed Meal 6-1-2 (5 lb Box)Neem Seed Meal is an excellent all natural fertilizer for enriching garden and agricultural soils and encouraging op...

Bio-Turf 8-3-5 Fertilizer (4 lb Box)Bio-Turf is an entirely natural granular lawn fertilizer designed to provide a slow, steady release of nutrient...

Improving soil structure is one of the most important steps in creating a healthy garden, and Down To Earth™ Garden Gypsum offers a simple, effecti...

The 25 lb Calphos Soft Rock Phosphate bag bridges the gap between a small garden package and the 50 lb farm-size bag. It is well suited to multiple...

MontanaGrow Organic Granular Silicon (25 lb)MontanaGrow™ is a naturally produced and unaltered plant amendment that builds strong roots, stems and ...

Granular Humic Acids is a highly concentrated source of humic substances that is ideal for use on fields, turf, and vegetable gardens. Carefully mi...

Kelp Meal 1-0.1-2 (4 lb Box)Down To Earth Kelp Meal is pure Ascophyllum nodosum seaweed from the clean, cold waters of the Atlantic Ocean. Hand-har...

Gringo Rasta® Cal-Mag from FoxFarm is designed to support strong plant structure and healthy yields by supplying two essential secondary nutrients—...

Formulated to support the needs of home orchards and vineyards, this natural 6-2-4 fruit tree fertilizer delivers balanced nutrition for strong gro...

Olivia's Cloning Solution is a concentrated liquid nutrient for newly prepared cuttings. It can be used with soil, propagation cubes, hydroponic sy...

Coconut fiber pellets offer an eco-friendly, sustainable alternative to traditional peat-based pellets, making them an excellent choice for seed st...

Limestone Microna Ag H2O (5 lb) is a finely milled calcium carbonate soil amendment designed to neutralize acidic soils, improve nutrient availabil...

Monterey Epsom Salts (4 lb)Epsom Salts is a source of magnesium that is essential to plant development. It is required by plants to produce chlorop...

Down To Earth™ Garden lime sweetens your soil (raises the pH) to improve plant growth and maximize fertilizer performance. Natural limestone is gro...

Steamed bone meal is a time-tested organic soil amendment valued for its high phosphorus and calcium content, both essential for strong root develo...

Replenish essential minerals and improve soil health with Gaia Green Glacial Rock Dust (5 lb), a natural soil amendment sourced from ancient Canadi...

Down To Earth™ Bone Meal 3-15-0: Phosphorus-Rich Fertilizer for Healthy Plants Down To Earth™ Bone Meal 3-15-0 is an organic fertilizer that delive...

5 lb Manganese Sulfate for Targeted ApplicationsManganese Sulfate 31% Powder in this 5 lb repack is sized for targeted correction of a confirmed ma...

Crab & Lobster Shell Fertilizer 5-3-0 (4 lb) Neptune's Harvest Crab & Lobster Shell Fertilizer is a dry 5-3-0 plant food made from shell ma...

Down to Earth Citrus Mix 6-3-3 is a granular fertilizer formulated for citrus trees and other fruiting plants. The 25 lb bag is suitable for home o...

Langbeinite is a popular fertilizer, especially where several plant nutrients are needed to provide adequate nutrition. It has an advantage of havi...

Down to Earth’s Fish Bone Meal 4-12-0 is your organic solution for enhancing root strength and flower production in your garden. This marine-based ...

The undisputed champion of organic fertilizers, Bat Guano is rich in nitrogen, phosphorus and potash and provides essential plant nutrition for vig...

Blood Meal 12-0-0 (4 lb Box)A readily available source of nitrogen, Blood Meal is just what you need for rapid green vegetative growth and is great...

Bio-Fish All Purpose 7-7-2 Fertilizer (25 lb)Down To Earth’s Bio-Fish 7-7-2 is an all-purpose, nutrient-rich fertilizer ideal for vegetable gardens...