Opportunity

Thousand Oaks Opengov #161509

Invasive Species Management Services for Five Open Space Sites in Thousand Oaks, CA

Posted

May 15, 2026

Respond By

June 09, 2026

Identifier

161509

NAICS

561730

This opportunity involves the removal and management of invasive plant species at five open space sites managed by the Conejo Open Space Conservation Agency (COSCA) in Thousand Oaks, California. - Government Buyer: - Conejo Open Space Conservation Agency (COSCA), a joint-powers agency for the City of Thousand Oaks and Conejo Recreation and Parks District - Services Requested: - Removal and management of six invasive plant species: fennel (Foeniculum vulgare), yellow star thistle (Centaurea solstitialis), artichoke thistle (Cynara cardunculus), Russian knapweed (Acroptilon repens), tree spurge (Euphorbia dendroides), and carnation spurge (Euphorbia terracina) - Spot application of herbicide, including use of a non-ionic surfactant and photodegradable marking dye - Services to be performed at five designated open space sites - Unique/Notable Requirements: - Contractor must have experience in non-native plant management and plant identification - Valid C-27 Landscape Contractor License (California) required - Must be licensed by the California Department of Pesticide Regulation (CDPR) as a Pest Control Operator - Applicators must hold a Qualified Applicator’s License or Certificate (QAL/C) or be under direct supervision of a QAL/C - Strict compliance with safety and regulatory requirements - Work must be performed in the specified order outlined in the scope - No specific OEMs or commercial vendors are named in the solicitation - All work to be completed within a short-term period following contract execution

Description

COSCA is seeking proposals for the removal of invasive plants on five work sites targeting six species: fennel, yellow star thistle, artichoke thistle, Russian knapweed, tree spurge, and carnation spurge. The project requires herbicide application with specific licensing and safety requirements, including a valid C-27 Landscape Contractor License and a Qualified Applicator’s License or Certificate. The work sites are distributed throughout COSCA's open space system, and treatment must follow the specified order. The project aims to protect and restore wildlife habitats by managing invasive species threatening ecological balance.

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