Root Found on Manchester Allotment

Root Found on Manchester Allotment

Observation - Root Found on Manchester Allotment. Description: I found this root whilst digging over an allotment plot that has been unused for a while. Can anyone tell me what it is? It is short and seems to have a concave top although it is possible that this the sight of a break.

I found this root whilst digging over an allotment plot that has been unused for a while. Can anyone tell me what it is? It is short and seems to have a concave top although it is possible that this the sight of a break.