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Prostanthera granitica is a small, spreading shrub that reaches a height of about one metre.
Small, aromatic leaves are 15 centimetres long, moderately crowded, mid green and feel like sandpaper to the touch.
Flowers are one centimetre across, mid violet to purple and carried in the upper leaf axils. Blooms are conspicuous and profuse during the spring flowering period. Prune after flowering to increase foliage density.
Prostanthera granitica is a native of NSW and it occurs on the Tablelands and Western Slopes and Plains.
Prostanthera granitica is an interesting mint bush with unusual foliage and colourful flowers.
This small shrub would be an interesting addition to cottage gardens and rockeries.
Propagate from cuttings.
