 The memorial won The Lachlan Macquarie Award for Heritage Architecture and a National Commendation for Public Architecture at the 2010 National Architecture Awards of the Australian Institute of Architects.In 2009, as part of the Q150 celebrations, the Tree of Knowledge was also announced as one of the Q150 Icons of Queensland for its role as a "location".On 19 April 2011 Prime Minister Julia Gillard joined ACT Chief Minister Jon Stanhope at the National Arboretum Canberra in a ceremonial planting of a tree grown from an original cutting of the Tree of Knowledge.