Pierce County Opengov #2026-RFP-207

On-call ecological restoration and invasive-species control services for Pierce County sites

Pierce County is seeking on-call ecological restoration and landscape services to maintain and improve County-owned parks and environmentally sensitive sites. - Government buyer: Pierce County, Procurement and Contract Services. - OEMs and vendors: No OEMs, manufacturers, or prospective vendors are named; no branded products are requested. - Services requested: On-call invasive-species surveys and control; native-plant installation; site preparation; seeding, mulching, and soil amendment; inspections and control recommendations; slope stabilization and erosion control; mowing and brushcutting; plant protection; and herbicide application in wetland, riparian, and upland areas. The contractor supplies labor, tools, equipment, materials, supervision, and subcontractor coordination. - Pricing line items: 2,000 hours each for landscape maintenance labor, landscape construction/planting labor, and landscape operator labor; plus a materials markup entry with a stated quantity of 5,000. No part numbers are provided. - Notable requirements: At least five years of restoration experience, technical knowledge of native and invasive plants, and applicable aquatic-herbicide licenses and endorsements. Weed-control methods must be suitable for sensitive sites and consistent with Integrated Pest Management plans. Prevailing-wage requirements apply to covered work. - Sites and contract term: Work is primarily at County-owned wetlands, riparian areas, parks, and other restoration sites; locations may vary in size and additional sites may be added. The anticipated initial term is 24 months, with an option to renew for an additional three years.

Description

Pierce County is soliciting proposals for on-call landscape maintenance at restoration and mitigation sites throughout County-owned locations, particularly regulated wetlands, riparian areas, and other sensitive restoration sites. Work includes vegetative maintenance, invasive species control, native plant installation, site preparation, inspections, erosion-control measures, mowing, and herbicide application. The contractor must provide the labor, equipment, materials, supervision, and coordination needed, and meet stated experience, plant-knowledge, and aquatic herbicide licensing requirements. The anticipated initial contract term is 24 months, with an option to renew for an additional three years; the stated estimated contract value is $500,000.

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