Colleen works in a number of mediums, including watercolour, graphite, oils, and etching. Her preferred medium by far is watercolour. Most works are detailed studies of the natural world.
A great deal of inspiration is sourced from the bushland that surrounds her home. She feels privileged to live where she lives, on the edge of the Werrikimbee Wilderness – a World Heritage listed area.
She is captivated by the animals and plants she encounters in her ramblings. It is hoped that through these close studies, The viewer may be drawn into thinking of broader ecological questions, and be held in awe of the natural world as she is.