Soil Additives

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...

Gardeners have long known that there's magic in worm castings. Use to enrich potting soil with active biology and plant ready minerals or top-dress your indoor container plants to give them a boost. Castings can also be brewed into a quick compost tea by...

For Seed Starting or blending a custom potting mix. Helps loosen heavy soils and prevents compaction

Insect Frass - Black Soldier Fly Larvae - Derived locally from the digestate of black soldier fly larvae.. In all natural ecosystems (where there are no man-made chemical pesticides), insects feed on and digest vegetation, and give it right back to...

Insect Frass - Black Soldier Fly Larvae - Derived locally from the digestate of black soldier fly larvae.. In all natural ecosystems (where there are no man-made chemical pesticides), insects feed on and digest vegetation, and give it right back to...

This Recipe has been tweaked over the years and is finally where we like it. Perfect for Raised beds or Container plants. Almost 60% Clover Seed from 4 types of clover. Designed To Encourage Mycorrhizal Fungi Populations Small seeds work excellent in...

GEOLITE clay pebbles serve as a strong, durable and versatile media, perfect for hydroponics and many horticultural applications. Made from 100% natural Italian clay, this media is industrially produced at extremely high temperatures (2200F/1200C) and...

GEOLITE clay pebbles serve as a strong, durable and versatile media, perfect for hydroponics and many horticultural applications. Made from 100% natural Italian clay, this media is industrially produced at extremely high temperatures (2200F/1200C) and...

Stoned Dust is an all natural organic soil additive. It is also referred to as rock dust, rock powder and rock flour. It isn’t new to agriculture, it’s just been forgotten. It has all the required nutrients that are essential for growth and survival. It...

Stoned Dust is an all natural organic soil additive. It is also referred to as rock dust, rock powder and rock flour. It isn’t new to agriculture, it’s just been forgotten. It has all the required nutrients that are essential for growth and survival. It...

We have done thousands of soil tests and over the years and we've noticed that our particular soils are usually very high in Iron but very low in manganese and 5 other Micro-nutrients like Boron, Cobalt, Copper, Molybdenum and Zinc! Once you regain...

We have done thousands of soil tests and over the years and we've noticed that our particular soils are usually very high in Iron but very low in manganese and 5 other Micro-nutrients like Boron, Cobalt, Copper, Molybdenum and Zinc! Once you regain...