Mother Earth News OMRI Certified Organic Worm Castings digestive health Four 9' x 8' overhead

Four 9' x 8' overhead doors

More than a dozen case studies from North America inspire and demonstrate specific challenges and solutions for growing year-round in any climate

Side entry for easy access

it’s very easy to clean

Standard Foundation - Walkout Basement

Mother Earth News OMRI Certified Organic Worm Castings digestive health Four 9' x 8' overheadOMRI Certified organic worm castings are natures best fertilizer! Earthworms are some of the cleanest, most helpful creatures in the world. They form their waste in tiny, ball shaped black pellets called castings. Worm humus is the end product of their breakdown of organic matter. This manure is also known as vermicasting. This product carries the Organic Materials Review Institute (OMRI) label. According to the U. S. Department of Agriculture's