Sweet chestnut is a deciduous tree which can reach 35m when mature and live for up to 700 years. They belong to the same family as oaks and beeches. The bark is grey-purple and smooth, and develops vertical fissures with age. The twigs are purple-brown and buds are plum, red-brown and oval in shape. They can develop vast girths which can reach up to 2m in diameter.

Trees are currently formant and 1.2 to 1.5 m tall