It has rough, flaky bark, flower buds arranged in groups of seven and bell-shaped to urn-shaped fruit.

Eucalyptus fitzgeraldii is a tree that typically grows to a height of 5 to 15 metres (16 to 49 ft) and has rough, grey, fibrous or flaky bark that is shed in papery flakes.

[6] The specific epithet (fitzgeraldii) honours the collector of the type specimen.

[7][8] The broad-leaved box is found on rocky hillsides and plains in the northern Kimberley region of Western Australia where it grows in clay soils around basalt or dolerite.

[4] This eucalypt is classified as "Priority Two" by the Western Australian Government Department of Parks and Wildlife[4] meaning that it is poorly known and from only one or a few locations.