Colonial National Historic Park (COLO) Remove Inva

The National Park Service, Northeast Region, New England Major Acquisition Buying Office seeks removal and herbicidal treatment of invasive species at Colonial National Historical Park in Yorktown, Virginia, with quotes due August 27, 2026 at 1:00 PM EDT. This is a total small business set-aside under NAICS 561730 (Landscaping Services).

Place of performance is Yorktown, Virginia. The procurement comprises two line items totaling 11.3 acres: Item One requires mechanical clearing and foliar herbicide treatment of 2.54 acres at the Colonial Parkway & Route 238 site adjacent to the American Revolution Museum, with work commencing no later than September 20, 2026 and completion by November 24, 2027; Item Two requires herbicidal treatment only of 8.76 acres across four locations within the park (Tobacco Road, Moore House, Cornwallis Cave, and Windmill Point), with completion by November 24, 2026. Target invasive species include Golden Bamboo, Empress Trees, Chinese Privet, Chinese Wisteria, and English Ivy. Herbicide specification requires 53.8% Glyphosate IPA mixed with non-ionic surfactant at 0.5% concentration and blue dye colorant, applied via ground sprayer to point of drip.

The contractor must hold a Certified Pesticide Applicator License from Virginia. All materials are contractor-furnished on a firm-fixed-price, lump-sum basis. Prevailing wage applies under Wage Determination 2015-4341 for Virginia counties including York County. A mandatory site visit occurred August 14, 2026 at 9:00 AM EDT at Yorktown Visitor Center Parking Lot. Questions were due August 18 at 10:00 AM EDT to Mari Tolleson at mari_tolleson@ios.doi.gov. Evaluation criteria include technical capability and Certified Pesticide Applicator documentation, past performance (minimum three relevant projects within five years), and price realism and reasonableness. The Government anticipates awarding one firm-fixed-price contract to the lowest-priced, responsible, technically acceptable offeror.