Four kinds of people in the world: those who don't garden (that would be us), those who garden, those who would like to but don't have a plot, and those who have a plot but don't have the time.
For the latter two, why not have someone tend the garden in your yard the split the produce? On-the-road Altadena writer Ellen Snortland has that problem, and the LA Times tells how she solves it. in an article by the fabulous Susan Carrier!