A professional who supervises and coordinates activities of workers engaged in pruning trees and shrubs, cultivating lawns, and applying pesticides and other chemicals according to service contract specifications. Respnsibilities include:

• Reviews contracts to ascertain service, machine, and work force requirements and schedules work for crews according to weather conditions, availability of equipment, and seasonal limitations.
• Investigates customer complaints and spot checks completed work to ascertain quality of subordinates' work and effectiveness of chemicals applied.
• Suggests formula and procedure changes and orders corrective work to improve quality of service and ensure contract compliance.
• Answers inquiries from potential customers regarding methods, materials, and price ranges in person or by telephone.
• Prepares service estimates according to labor hour, material, and machine requirement costs determined from job site appraisal data, experience, and records.
• Compiles reports of personnel matters, such as absenteeism and labor costs, for management.
• Performs other duties as described under supervisor master title.
• May be designated according to kind of crew supervised as Spray Supervisor; Tree-Service Supervisor.