This area of mixed woodland is 2.7 hectares on a north-facing slope above the Barrow Burn, a tributary of the Coquet.
It is composed of ancient mixed deciduous woodland, including alder, willow and hazel. Calcareous flushes include butterwort and marsh lousewort. The central part of the site has a ground flora of ramsons and primrose with some opposite-leaved golden saxifrage. Birdlife includes sparrowhawk, cuckoo, treecreeper, woodwarbler and pied flycatcher. Badgers are present in the wood with otters using the stream. The site is managed in association with Defence Estates and Northumberland National Park Authority.