Workers in this unit group perform nursery, gardening and market gardening tasks. Their functions include: performing a variety of tasks in the growing of vegetables by intensive cultivation techniques or in the propagation and cultivation of trees, shrubs, flowers and other plants, and the production of bulbs and seeds, for sale; cultivating flowers, trees, shrubs and other plants in parks or public or private gardens; growing tropical and other plants for exhibition or medicinal purposes; performing related tasks.