oak mutation view[1]

oak mutation view[1]

Observation - oak mutation view[1] - UK and Ireland. Description: acorn with a green growth on it's side. The growth has 8 uneven knobbly edged ridged. The half of the acorn still visible looks normal

acorn with a green growth on it's side. The growth has 8 uneven knobbly edged ridged. The half of the acorn still visible looks normal