'Prostanthera' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/prostanthera/). Accessed 2026-06-06.
Credits
Article from Bean's Trees and Shrubs Hardy in the British Isles
Recommended citation 'Prostanthera' from the website Trees and Shrubs Online (treesandshrubsonline.org/articles/prostanthera/). Accessed 2026-06-06.
A genus of about fifty species of shrubs and subshrubs, confined to Australia and Tasmania, some very ornamental, but none reliably hardy in our average climate. The mint bushes need a sunny position and do not thrive on shallow, chalky soils.