Trodds Copse (grid reference SU417224) is a 25.23 hectare biological Site of Special Scientific Interest (SSSI), in central Hampshire, notified in 1989.

The citation for the SSSI says:Trodds Copse Site of Special Scientific Interest comprises ancient semi-natural woodland, unimproved meadows and flushes overlying Bracklesham Beds, Bagshot Sand, peat and alluvium.

Over fifty such species occur, including a number of rare or local plants such as tutsan (Hypericum androsaemum) making it one of the botanically richest woods in Hampshire.

In 1990, a planning application to build 200 houses and a golf course at neighbouring Broadgate Farm, Ampfield was refused as it "would result in the destruction of part of the Trodds Copse Countryside Heritage Site".

[2] Among the many tree and plant species found at Trodds Copse are:[1] The wide range of habitats is reflected by the diverse invertebrate fauna present within the site, including:[1]