Specifications include, but are not limited to: r landscape and tree maintenance services, irrigation repairs, and supplies for the South Coast AQMD headquarters located at 21865 Copley Drive, Diamond Bar, CA 91765. Landscaped areas total approximately 82,700 square feet and typically require approximately 40-60 hours per week for routine landscape maintenance services; Landscape Maintenance - Contractor shall provide all labor, materials, tools, equipment, transportation, hauling, dumping, fertilizers, chemicals (including insecticides, fungicides, herbicides, soil additives, amendments, etc.), and other items needed to perform landscape maintenance work as directed by this RFP or the South Coast AQMD Building Maintenance Manager or his designee.Plant Care Shrub Care Pruning A. Pruning of shrubs shall be performed to attain maximum desired effect or purpose while retaining as much of the natural characteristics or branching as possible. Fertilization A. See fertilization section for schedule and specifications Section 3.04 Fertilizer Application. B. The following shrub