This perennial can make be grown as either an annual or a perennial (if provided with good drainage) for an effective display in temperate gardens. The foliage is richly aromatic, suggesting anise or even liquorice.
Erect herbaceous perennial with aromatic, ovate, toothed leaves to 2 inches long. Produces violet-blue flowers in short spikes 2-4 inches long from mid-summer to autumn. Height 3-4 feet; spread 18 inches.
This small shrub has bright to mid green lanceolate leaves that are lightly aromatic and reminiscent of mint. The flower spikes are produced in summer and persist into autumn, even as the leaves change to yellow and begin to drop..
This wonderful small to medium sized shrub produces upright stems with whorls of orange flowers arranged at regular intervals, and grows to a height of 2m (6ft) or more. The habit of the bush is such that you might be forgiven for thinking it an herbaceous perennial at first glance. Bloom time is...
