A gardener is someone who looks after ornamental plants or engages in minor agriculture growing herbs or vegetables, typically in a garden.
Elim Garak claimed to be a gardener while working at the Cardassian embassy on Romulus. He also claimed that Edosian orchids were his specialty. (DS9: "Body Parts", "Broken Link", "Inter Arma Enim Silent Leges")
- Andrew Robinson is himself an avid gardener.
Towards the end of the Cardassian Occupation of Bajor, Bareil Antos took a job as a gardener in a monastery. He had no ambitions other than to grow the "loveliest" Feloran bromiliads on Bajor. (DS9: "In the Hands of the Prophets")
In an unknown, alternate future timeframe, Geordi La Forge claimed that Leah Brahms was "quite a gardener". (TNG: "All Good Things...")
Mr. Boothby was the grounds keeper at Starfleet Academy and thus did a good deal of gardening. (TNG: "The First Duty"; VOY: "In the Flesh")