Soil Additives

 Our Elite Worm Castings, made from organic materials, are the perfect soil amendment to naturally increase your plants' nutrition and vigor. Utilizing these castings will help give your plants an extra boost. Experience the power of organic...

 This potent blend of living microorganisms serves as an unparalleled soil and plant inoculant. Boasting a CFU count of 5 billion on each bacteria listed, it has the highest concentration currently available.  Its diverse strain of bacteria...

 This flowering mix is loaded with the nutrients and minerals needed for robust flower growth.   This mix is made from 10 certified organic amendments and is sprinkled onto the soil when your plant starts transitioning to the bloom...

 This formulation is distinctively our own, a blend of Organic Soil Amendments that has been rigorously tested and certified to supply optimal nutrients and minerals to guarantee successful cultivation of a plant, provided sufficient soil volume is...

 Looking for mulch but don't have a farm in your backyard?We have access to an abundance of straw and are happy to ship you some for your small garden. Larger gardens will benefit from sourcing locally. This barley straw is not certified...

Would you like a single source of seed that is slow growing and establishes excellent cover? This cover crop is perfect for containers and we really are excited to offer it.  This seed is sprouting quality and very clean, when you compare to the...

  Contains: Organically Fed, Humanely Treated Outdoor raised Dairy cow manure, straw, vineyard wood chips, and biodynamic concentrations of yarrow, chamomile, valerian, stinging nettle, dandelion, and oak bark. Mix 2 inches of Malibu Compost...

  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 brings you sulfur that you can introduce into your soil as a soil amendment. Wettable sulfur, and sulfur in general, is a tool to lower the pH levels in soil. Too much, the soil shows too much salt, and the plants suffer, so measurement and...

If you're looking to mix soil you will need a Nutrient Kit and a Mineral Kit.Get both and save with our Complete Soil Building Kit.If you're looking for Nutrients see our Nutrient Kit For Sphagnum Peat Moss Base - ClackamasCoots Style. We separate...

Our Pre-Charged Char is soaked in a mixture of Ferti Nitro soy aminos at a rate of 1/2lb per yard and rootwise microbe complete at 1oz per yard.Bio Char varies in size based on what is available due to high demand.Sizes vary from fine, small...

Living Organic Soil with Malibu Compost There is Approximately 7.5 Gallons of organic soil in each Cubic Foot Bag. BuildASoil’s Original Recipe with Biodynamic Malibu Compost! This water only mix was based on the famous Clackamas Coots...