The Department of the Interior Fish and Wildlife Service Region 4 awarded a $2.63 million definitive contract to Roundstone Native Seed, LLC for Savannah levee erosion control at the Savannah National Wildlife Refuge on September 24, 2026, under a total small business set-aside.
The contract is firm fixed price with an ultimate completion date of October 31, 2027. Work is performed in Hardeeville, SC and encompasses approximately 100 acres of managed wetland levees in Jasper County. The originating solicitation called for a one-year turn-key project (September 1, 2026 through August 31, 2027) requiring site preparation through mowing and herbicide application; repair of 100 percent of eroded levee slopes with crowned tops; and establishment of native vegetation comprising at least five grass species and five forb species beneficial to pollinators, with 99 percent removal of invasive species including Chinese tallow tree, Chinaberry, white mulberry, bahiagrass, bermudagrass, Vasey grass, torpedo grass, Phragmites, and Sesbania species. Work areas span several miles of linear segments generally 40–60 feet in total width and must be conducted during daylight hours seven days per week. Approved herbicides include glyphosate, imazapyr, imazamox, and triclopyr. The contractor must submit an initial work plan within 15 days of award, monthly progress reports, and a final project report within 30 days of completion detailing plant material usage, herbicide totals, and maintenance recommendations with post-work photographs. NAICS 115310.