intentional gardening
pp. Gardening with a specific purpose in mind, such as providing food or improving the environment.
Other Forms
As bees and bats disappear from many jurisdictions, the incorporation of trees, shrubs and plants that attract animals and insects and encourage mating and pollination lends an activist thrill to the act of gardening. One of the terms being tossed about to describe this phenomenon is "intentional gardening."
—Marjorie Harris, “Gardens of earthy delights take hold at Canada Blooms festival,” The Globe and Mail, March 26, 2011
Firstly our green zones are no longer just areas of beauty, but are also taking on a much broader function. Intentional gardening is a major trend that will gain a foothold this year, whether it's creating 'green’ sanctuaries, growing fruit and vegetables, or promoting gardening projects in schools and township areas.
—“Going wild in 2011,” CXpress, March 23, 2011
2002 (earliest)
This human-centered view of the land as a site of control and accomplishment was part of the intellectual heritage underlying mesnagement gardening. Humanist geography's activist, interventionist approach resonated with the planned and intentional gardening promoted in L' Agriculture et la maison rustique.
—Chandra Mukerji, Bourgeois and Aristocratic Cultural Encounters in Garden Art, 1550-1850, Dumbarton Oaks, January 01, 2002
A tip o' the sun hat to Karen Hammond for suggesting this term.