Garden \Gar"den\, v. i. [imp. & p. p. Gardened; p. pr. & vb. n. Gardening.] To lay out or cultivate a garden; to labor in a garden; to practice horticulture.
Source: Webster's Revised Unabridged Dictionary (1913)
Gardening \Gar"den*ing\, n. The art of occupation of laying out and cultivating gardens; horticulture.