Soil Additives

GAIA GREEN Worm Castings are the unprocessed manure of earthworms. This all-purpose fertilizer is high in organic matter, and adds essential nutrients to the soil to encourage strong plant growth. Apply as a top dressing, side dressing, or work into soil...

  Western Colorado Is Losing Thousands Of Beautiful Trees To BeetlesBuildASoil is now turning that wasted wood into a Glorious Soil Amendment.Weight is approximate because we pack by volume.  Available Raw or Pre-ChargedOur...

BuildASoil Craft Blend started with a big workshop full of the best and cleanest soil amendments available. I quickly became spoiled and would use all of the BuildASoil ingredients together and in different combinations that aren't available here online...

100% Pure Freeze Dried Coconut Water Powder For Your Garden! Now Even More Soluble. No Fillers or starches, just pure great tasting all natural freeze dried young coconut water powder. FREE SHIPPING + Better Pricing + Better Product = BuildASoil...

Stimulates vigorous growth and deep green color! A strong natural source of nitrogen, Organic Fish Meal is uniquely processed to retain maximum nutritional value without using high temperatures or synthetic chemicals. Applied to leaves it is assimilated...

Procision Perlite Coarse is cut with a ten mesh screen leaving all material to retain #4. Perlite ore is a naturally occurring volcanic glass containing a small percentage of water. When that ore is introduced to tremendous heat the glass liquefies and...

Procision Perlite Coarse is cut with a ten mesh screen leaving all material to retain #4. Perlite ore is a naturally occurring volcanic glass containing a small percentage of water. When that ore is introduced to tremendous heat the glass liquefies and...

GROW!T Perlite is a versatile and inert soil amendment and soilless medium. Use it to aerate soil in container gardening, for germination and propagation of seedlings, for propagation of cuttings, and as a hydroponic medium. Hydrofarm searched globally...

GROW!T Perlite is a versatile and inert soil amendment and soilless medium. Use it to aerate soil in container gardening, for germination and propagation of seedlings, for propagation of cuttings, and as a hydroponic medium. Hydrofarm searched globally...

3 Types of Compost + Added Minerals. Top dress handfuls across soil surface before/during flowering. Increased Yield is often related to the health of the plant. To have a healthy plant, the soil must be in top shape. Many expensive flowering...

Produced locally in Harvard, MA One gallon of Best Buds coarsely sifted worm castings. Used by growers during from seed through the growing season to promote healthy plants. Best Buds worm castings & compost tea is produced by our "best...

MontanaGrow is 76% amorphous silicon proven to increase: Plant Cell Wall Strength Photosynthesis Disease Resistance Flood Tolerance Nutrient Balance UV Tolerance Carbon Sequestration Drought and Salt Tolerance High & Low...