Epilobium canum ssp. canum (syn. Zauschneria)
A summer flowering perennial which forms low, spreading clumps of fine grey-green leaves, and bears masses of tubular, bright scarlet flowers with flared mouths and long stamens. Prefers full sun, and does very well near rocks or walls where the roots can be kept cool and moist in summer. Height 20cm, spread to 40cm. 1 litre pot.