Bonemills Hollow

Bonemills Hollow is a 17.5 hectare biological Site of Special Scientific Interest east of Wittering in Cambridgeshire.

The valley has marsh and Jurassic calcareous grassland areas. The marshland is on the valley floor, and dominant species are lesser pond-sedge and the rushes Juncus articulatus and Juncus inflexus. Areas of scrub and willow carr provide additional habitats for invertebrates and birds.

The site is private land with no public access.