Delamere Forest consolidated "schwingmoor" in the process of colonisation by Scots pine. In addition to "Sphagnum" species, common sundew and the locally rare white sedge are present. The site is managed by Cheshire Wildlife Trust and forms part of the Midland Meres and Mosses Ramsar site. Linmer Moss () is unusual within Delamere Forest in having a fen environment which is not dominated by "Sphagnum" species. The vegetation is predominantly tussock sedge and reedmace. Marsh fern and white sedge, which are rare in Cheshire, are found here; other species include cuckooflower, marsh bedstraw, marsh cinquefoil and "Sphagnum squarrosum". The site has experienced
Delamere Forest remained wooded well into the 14th century. It retained a population of wild boar and wolves. The remaining part of the southern part of the Forest of Mara remained classed as a hunting forest until 1812 when an Enclosure Act was passed disafforesting the remaining forest (that is, returning its legal status to ordinary land) and transferring ownership of the remnant half to the Crown and half to surrounding major landowners. In April 1821, the King's Bench determined that Delamere was one of four new parishes within the old Forest of Mara during a case about a pauper from Oakmere.