[1][2] An area of 51.6 hectares (128 acres) is also a Local Nature Reserve.
[3][4] Seven bowl barrows dating to the Bronze Age are designated Scheduled Monuments.
[5] Most of the site is heath and acidic grassland, with some areas of woodland and marshy meadow.
The heath is mainly ling, bell heather and wavy hair-grass.
Marshy meadows have Yorkshire fog, sharp-flowered rush, meadowsweet, wild angelica and marsh marigold.