Selago flanaganii is a medium sized shrub that reaches heights up to 1.5m tall. The leaves are clustered and are 4-12x1-3mm large with 1-3 teeth in the upper half, they can be hairy or hairless. The flowers are large terminal inflorescence with masses of tiny white to mauve flowers about 14 mm large borne between November and January.
Selago flanaganii is a stunning specimen for any garden and is quite a feature and when in flower will attract attention. It also attracts blue butterflies to the garden. It will look lovely in a rockery. It prefers a cool climate.