Penstemon ‘Rich Ruby’ is part of the Plantaginaceae family of plants. It is a semi-evergreen perennial. It flowers from mid-summer into autumn.
They also call it the Beard Tongue, or Beardtongue ‘Rich Ruby’. Penstemon ‘Rich Ruby‘ grows to about 3ft or 90cm tall. The foliage is green and narrow and grows from purplish stems. The flowers are bell-shaped and deep red.
How to grow Penstemon ‘Rich Ruby’:
Grow Penstemon ‘Rich Ruby’ in the sun or partial shade. Plant it in humus-rich, fertile, and well-drained soil. Protect it from the cold. Avoid damp, or wet conditions. They do not require much water or fertilizers. Propagate by division or softwood cuttings.
Deadhead the flowers for more flowers. Watch out for downy mildew, slugs, snails, and eelworms. It is drought tolerant. Penstemon ‘Rich Ruby’ attracts butterflies and hummingbirds, but it is resistant to deers and rabbits.