An acre seems excessive. An acre is 43,560 square feet. "One 4 × 4 Square Foot Garden box (16 square feet) will supply enough produce to make a salad for one a

An acre seems excessive. An acre is 43,560 square feet. "One 4 × 4 Square Foot Garden box (16 square feet) will supply enough produce to make a salad for one adult every day of the growing season." [0] 0. Bartholomew, Mel. All New Square Foot Gardening, 3rd Edition, Fully Updated: MORE Projects NEW Solutions GROW Vegetables Anywhere (p. 61). Cool Springs Press. Kindle Edition. https://squarefootgardening.org/ https://squarefootgardening.org/