Australia Postal Service has issued five new stamps that have a postage value of 50 Cents each, named "Australian Botanic Gardens" on the 12th of September 2007. These stamps feature the five major botanic gardens in Australia. Botanic Gardens are the second most popular event in Australia (second to cinema). They are visited by millions each year. They provide the public with the beauty of plants through different seasons and the diversity of specific garden types. Each Botanic Garden depicted on this stamp issue is described as follows:

• Royal Botanic Gardens, Melbourne (Top Left) - established in 1846 this garden has amassed an extraordinary range of plants from every corner of the World.
• Botanic Gardens of Adelaide (Top Right) - opened in 1857 this garden specializes in scientific and educational displays of Ornamental plants, both exotic and native.
• Brisbane Botanic Gardens, Mt. Coot-tha (Middle Left) opened in 1976 this garden is home to over 20,000 plants. It specializes in Japanese and Australian gardens.
• Kings Park and Botanic Gardens, Perth (Middle Right) - has a remarkable collection of wildflowers and natural bushland with a balance of cultivated gardens and recreational areas.
• Royal Botanic Gardens and Domain, Sydney (Bottom) - established in 1816 and is oldest scientific institution in Australia.