Flower-rich grazing marsh and saline lagoon, which supports a wide variety of wildlife, including internationally important populations of migratory wildfowl and waders.
Circular walk, mostly on the sea wall, approximately 4km.

Farlington Marshes is the Trust’s oldest nature reserve. It is 125 hectares (308 acres) of flower-rich grazing marsh on the northern shore of Langstone Harbour between Portsmouth and Havant. Farlington is internationally important for the bird populations that it supports, as well as being a blaze of colour in spring and summer with many flowers and butterflies.