Heath and woodlands in western Victoria and south-eastern South Australia. The form from the Tanunda area in South Australia is one of the most popular. The differences between the forms may include flower and foliage colour and plant growth habit. All forms are small shrubs, rarely exceeding 1 metre in height.
Some botanists recognise two botanical varieties.
The type, var. lavandulacea , occurs across the whole range of the species while var. It differs from the type in having narrow leaves with silky hairs. G.lavandulacea is popular in cultivation but performs best in drier climates without excessive summer humidity. It prefers a sunny position but will tolerate some light shade. Plants are tolerant of at least moderate frost.