Colin "Col" Campbell (30 October 1933 – 23 August 2012) was a presenter on Gardening Australia, a TV show on the Australian Broadcasting Corporation. He was also a presenter on Brisbane radio station 4BC as the "Gardening Guru" of weekend mornings, in which he answered a wide range of questions from callers. Campbell began his radio career in 1983, television in 1985 and newspaper in 1991.