Tree surgeons maintain trees. They use heavy machinery to prune and cut trees. Tree surgeons are often required to climb the trees to perform maintenance.

Tasks

Tasks include -
(a) Monitoring market activity and conditions determining kinds and amounts of vegetables, horticultural and nursery products to be grown, and planning and coordinating production accordingly;
(b) Preparing land by conditioning soil, levelling ground and installing and operating irrigation and drainage systems;
(c) Planting trees, hedges, garden plants and grass;
(d) Pruning and trimming trees, shrubs and hedges, installing plant supports and protection, and rolling, mowing, aerating and edging lawns;
(e) Constructing features and facilities within gardens, such as paths or paved areas, walls, rockeries, garden beds, ponds and water features, sheds and fences;
(f) Checking the health of plants and trees, identifying and treating weeds, pests and diseases, and applying mulch and fertilizers;
(g) Producing saplings, bulbs and seeds and raising plants from seeds or cuttings;
(h) Harvesting crops and inspecting, cleaning, grading, packaging, storing and loading products for sale or delivery to market;
(i) Maintaining buildings, greenhouses and other structures, equipment and water supply systems;
(j) Storing and carrying out some processing of produce;
(k) Promoting and marketing products, arranging the sale, purchase and transportation of produce and supplies, and maintaining and evaluating records of activities and transactions;
(l) Training and supervising workers in production, maintenance duties, and health and safety precautions, and hiring and discharging workers and contractors.