Professional gardener is a term used to describe someone who is skilled in the art of gardening. Other synonyms for professional gardener include horticulturist, landscaper, botanist, arborist, groundskeeper, and garden designer. A horticulturist is knowledgeable about plant biology and cultivation while a landscaper focuses on designing and creating outdoor spaces. An arborist specializes in trees and shrubs, while a groundskeeper is responsible for maintaining the landscape of large properties. Garden designers create beautiful and functional outdoor spaces by incorporating various elements such as plants, hardscapes, and water features. Whichever synonym you choose, a professional gardener is an expert in creating and maintaining beautiful gardens and outdoor spaces.