UNSPSC 10171800: Soil conditioners

Products that are used to improve the physical and chemical properties of soil in order to promote plant growth.

UNSPSC 10171800 Soil conditioners is a Class code encompassing mulch, compost materials, erosion control products, and biosolids land application services that state and local governments procure for landfill operations, wastewater treatment biosolids management, landscape maintenance, and environmental stabilization. Recent solicitations show counties and municipalities purchasing odor control mulch bed refurbishment and replacement at utility facilities, composting equipment maintenance and parts, hydroseeding and erosion control materials for landfill slopes, landscape mulch and bulk soil amendments for parks and municipal properties, and land application services for Class B biosolids from wastewater treatment plants. Issuing bodies span county waste management and water resources departments, city parks and recreation divisions, county parks and open space authorities, and regional wastewater treatment agencies. Sarasota County, Hillsborough County, and Sacramento County appear as recent active buyers, alongside smaller municipal jurisdictions including the City of Norwalk, Connecticut and the Town of Palm Beach, Florida.

Recent activity concentrates in Florida, California, Colorado, Oregon, Connecticut, and South Carolina. Representative solicitations include Sarasota County's IFB 262888RM for odor control mulch bed media refurbishment and replacement at nine Public Utility vacuum stations (due August 7, 2026); Hillsborough County's sole-source procurement with Powerscreen of Florida for Komptech composting equipment maintenance and parts valued at $1,992,824.18 over five years at the SE Landfill in Tampa (intent to award announced June 2026); Sacramento County's RFB 2026-RFB-0049 for erosion control hydroseeding services across landfills and transfer stations with local and micro-business preferences available (due June 11, 2026); Boulder County Parks and Open Space Department's competitive qualifications procurement for landscaping products and erosion control materials on a short-list basis over up to five years (due May 27, 2026); and Clackamas County Water Environment Services' RFP #2026-12 for land application services of Class B biosolids at agricultural sites across Oregon with approximately 7,000 wet tons annually (due March 25, 2026).