Listed rare species of plants recorded in this reserve include the downy wattle[1][2] and the vine Vincetoxicum woollsii.

Average monthly annual maximum temperatures for nearby Bankstown range between 17.5 for July and 27.7 for January.

Norfolk Reserve is a part of land that was acquired by the Urban Transit Authority in 1948.

[7] Less than 1% of the original area of this community currently exists in the form of a number of small remnants such as Norfolk Reserve.

Previously, the rare Regent Honeyeater (Xanthomyza phrygia) and the Bent-wing Bat (Miniopterus schreibersii) have been recorded nearby.

Norfolk Reserve may provide some habitat for these species if they occur nearby today.