If ya click the link I pposted the first time ya see I mentioned that one of our 4x4 boxes is an asparagus patch. It is currently dorment thats why I didnt take a picture of just it. They do well in a raised bed. Ours is 4 years old and doing well.
http://3.bp.blogspot.com/-JTCRrqUgk4...0/IMG_2372.JPG
Here is aa pic where they are growing.