Maintenance or groundskeeping is the art and vocation of keeping a landscape healthy, clean, safe, and attractive, typically in a garden, backyard, park, institutional setting or estate. using supplies, knowledge, physical exertion and skills, a groundskeeper may plan or carry out annual plantings and harvestings, periodic weeding, fertilizing, lawn care, pruning, pesting, fencing swimming pool care and irrigation and other jobs for protecting & improving the garden.