Both grow boxes and raised beds provide effective solutions for a variety of plants that thrive in controlled environments. Choosing the right plants for your grow box or raised bed depends on several important factors: Height of Your Raised Bed Shallow-rooted crops are best suited for a raised bed about 8 inches (20 cm) in height, equivalent to the height of one concrete block. If you plan to grow deep-rooted crops, you can construct a deeper box by stacking concrete blocks on top of each other. This guideline applies regardless of the materials used to build your grow box or raised bed. Best plants for raised bed that is shallow (8-11 inches deep) Leafy greens: lettuce, pak choi, kale, cabbage, spinach, mustard greens Cruciferous vegetables: b roccoli, cauliflower, brussel sprouts Herbs: b asil, parsley, cilantro, mint, rosemary, chives and thyme. Root vegetables: beets, radishes, green onions, baby carrots. Ornamental plants: marigolds,...