Incredible How Deep Raised Garden Bed For Tomatoes 2023. Tomatoes can thrive in a raised bed with the right variety and soil [photo: Web tomatoes will thrive in raised garden beds that are as little as 6 inches tall, assuming the raised beds are not lined at bottom so that plants’ roots can reach down into the native soil.

If your raised bed is more than a foot high, the growth of the plant will be restricted. Create an outline of your raised. The bed should be at least 12 deep to give the roots room to grow and allow for proper drainage.