It might well be!
I understand my colleagues' skepticism as they don't teach about wheatgrass in med school & there are no formal studies, but wheatgrass has many benefits in other conditions.
Dr. Chris Reynolds reports many successful cases of ulcers with impressive photographic evidence. It is inexpensive & non-toxic. If I had a leg ulcer I'd try it! If you do, tell us if it works. See http://tinyurl.com/7kgdl85