The Sunken Garden
A woody-based clump forming half-hardy perennial to 60cm in height, with leathery, glossy, lance-shaped leaves and loose racemes of hairy, 2-lipped, tubular rosy-purple flowers up to 5cm long from midsummer to mid-autumn.
Humus rich, fertile, light, well-drained soil of any type in full sun or partial shade. Deadhead to encourage more flowers. It is hardy in the south of the UK but it is as well to protect it with a thick mulch over winter. Propagation is by cuttings in late summer or division in spring.This plant is not rleaibly hardy even here in the south and cuttings should be taken as a precaution against loss due to cold weather.