Review Of Good Height For Raised Garden Beds References. New sales launch every day & free shipping in canada over $50! 18 inch deep raised garden bed can support the root system of any vegetable, herb, or.

It should be at least 8 to 12 inches deep. If you have a raised garden bed between 8 and 11 inches in height, you’ll be able to grow the majority of garden variety vegetables, such as spinach, broccoli, tomato, onion,. Shop now for items you want at prices you’ll love.