Flower:
Relatively large flowers (for the genus) are a rich shade of cobalt blue and have green calyces. Each bloom has a smaller, spurred upper lip and a larger, broader lower lip. The flowers are held in racemes and produced from July into September.
Flower colour: Blue
Flower shape: Tubular, 2-lipped flowers in racemes
Flowering time: July, August, September
Foliage:
Aromatic, bright to mid-green leaves are sagittate (arrow-shaped) and have a wrinkled texture. The leaves are held in opposite pairs on upright stems.
Foliage Senescence: Evergreen
Foliage Shape: Sagittate
Propagation:
Cuttings.
Cultivation:
Best in full sun in fertile, well drained soil. Overwinter under glass.