Hsu Greenhouse & Landscape Supply  located in Wausau, Wisconsin, is a supplier of organic-sustainable growing supplies and a manufacturer of various, high quality composts and soil blends.

Since the early 1990’s, we have invested in the manufacturing and testing of our products. Hsu acquired it’s first recycling license in 1994 from the Wisconsin Department of Natural Resources. 2002 was the start of our affiliation with the United States Composting Council. Hsu is only one of 2 processing facilities in the State of Wisconsin to obtain this membership, with a certified compost product.In 2003, Hsu attained it’s fertilizer license, allowing us to bro aden our product line and begin to blend and sell products upgraded with fertilizer. In continuing to provide our customers with new products, we began to blend custom potting mixes for greenhouses, nurseries and landscapers throughout the state of Wisconsin.Currently, Hsu occupies multiple recycling sites in the Wausau area and has begun processing material from around the state.

Hsu continues to add high quality, organic growing products including, LaborSaver pre-filled pots and flats, coloring and bagging wood mulches, custom processing and private product manufacturing/labeling.