| Site of Special Scientific Interest | |
  Location within Somerset | |
| Location | Somerset |
|---|---|
| Grid reference | ST056428 |
| Coordinates | 51°10′36″N 3°21′07″W / 51.17662°N 3.35181°W |
| Interest | Biological |
| Area | 15.1 hectares (0.151 km2; 0.058 sq mi) |
| Notification | 1989 |
| Natural England website | |
Cleeve Hill (grid reference ST056428) is a 15.1 hectare (37.4 acre) biological Site of Special Scientific Interest between Old Cleeve and Watchet in Somerset, notified in 1989.
The site covers a moderate to steeply sloping south face of the valley of the Washford River. It supports a rich and diverse calcareous grassland community with associated mixed woodland and scrub. The site contains two species of plant which are nationally rare in Great Britain, Nit-grass (Gastridium ventricosum) and Rough Marsh-mallow (Althaea hirsuta).[1]
- ^ "Cleeve Hill" (PDF). English Nature. Retrieved 9 September 2006.