A keeper of a ‘herber,’ a herbalist. Obsolete.

A person (originally spec. a man) who owns or works in a plant nursery.

A person who raises something or someone, in various senses; spec. a person who breeds animals or cultivates plants.

A person who cultivates or maintains a kitchen garden, esp. as a trade or occupation; (also more generally) a person who grows vegetables, herbs…

A person who owns or is employed in a market garden; (also more generally) a person who grows and supplies fruit, vegetables, and flowers to a…

A person who oversees the management and upkeep of a park or gardens, esp. for public use.

Scottish. A landscape gardener. Obsolete.

a person who works a mail garden.

a practitioner of landscape architecture.

U.S. One who grows ‘truck’ or garden produce for market; a truck-gardener or truck-farmer.

An expert in garden plants and gardening; one with a great knowledge of plants.

With the sense ‘carrying out an activity at or only at the weekend; (hence) doing something purely for pleasure, or in an amateur or casual way…

One who is employed to keep in order a ground or grounds, esp. a cricket ground.

a person who cultivates or tends to a rock garden.

the keeper of, or a worker in, a tea-garden.

A landscape-gardener; one skilled in landscaping roads, offices, etc.