In shallow (20 cm deep and less), wide containers: Swiss chard, chicory, endive, edible flowers, garlic, herbs, lettuces, bok choy, radishes, arugula, shallots, spinach. | In average-sized (20 to 40 cm deep) containers: eggplant, beets, broccoli, cabbage, cauliflower, bell peppers, hot peppers, zucchini, kale, melons, squash, tomatoes (trailing varieties), turnips. | In large (40 cm deep and more) containers: carrots, celery, cucumbers, beans, broad beans, leeks, parsnips, peas, tomatoes (upright varieties), corn. |