The Withey Beds is a 7.5 hectare Local Nature Reserve (LNR) in Rickmansworth in Hertfordshire.
The site borders the River Colne, and it has a variety of habitats including dry grassland, wet woodland, marsh and ditches.
A World War II pillbox has been turned into a bat roost.
[1] Rare invertebrates found on the site are the oak jewel beetle, soldier fly, and Roesel's bush cricket.
[4] There is access from Moor Lane near the junction with Sandy Lodge Road.