How deep should soil be for vegetables?
How deep should soil be for vegetables? Eight to 12 inches is usually adequate. If drainage is a problem, or if the plants you are growing prefer drier soil, the bed could be taller and filled with a porous growing medium. Vegetable beds should be 12 to 18 inches deep. What vegetables need deep roots? Soil Depth Requirements for Common Garden VegetablesShallow Rooting 12" - 18"Medium Rooting 18" - 24"Deep Rooting 24" - 36"+Kohlrabi, Bok ChoyPeasWatermelonLettucePeppersOnions, Leeks, ChivesRutabagasPotatoesSquash, summer What vegetables dont need deep soil? Potatoes, chard, lettuce, cherry and bush tomatoes, peppers, eggplants, summer squash, Asian greens, pole beans....