COSCA Invasive Species Management 2026

The Conejo Open Space Conservation Agency (COSCA) is seeking proposals for the removal of invasive plants on five work sites with six target species. The project involves spot application of herbicide and requires the contractor to have prior experience with non-native plant management projects, be highly proficient in native and non-native plant identification, and possess a valid C-27 Landscape Contractor License from the state of California. The contractor must also be licensed by the California Dept. of Pesticide Regulation (CDPR) as a Pest Control Operator, and the individual(s) performing the application shall possess a Qualified Applicator’s License or Certificate (QAL/C) from CDPR, or be under the direct supervision of a QAL/C. Some key points about the job and scope of work include: * The project sites are distributed throughout COSCA's open space system and described in detail in the project scope of work. * The extent of the treatment area at each location is illustrated in Figures 2 – 6. * Treatment is to occur in the order that tasks are listed in the scope of work. * The selected entity for the project shall demonstrate prior experience with non-native plant management projects and be highly proficient in native and non-native plant identification. * The contractor shall be licensed by the California Dept. of Pesticide Regulation (CDPR) as a Pest Control Operator, and the individual(s) performing the application shall possess a Qualified Applicator’s License or Certificate (QAL/C) from CDPR, or be under the direct supervision of a QAL/C.