A show off perennial for the summer garden. Stems of bell like flowers that are coloured a vivid purple with a white throat. Likes a nice sunny spot with good air circulation and fertile soil to do well. Cut off spent flower stalks to encourage new blooms. Perennial. PVR.

A charming summer flowering perennial with narrow grey-green foliage and stems of slender bell like flowers shaded rose-pink with a cream throat. Likes the sun, fertile soil and good air circulation to do well. Remove spent flower stems to encourage re-bloom. Perennial. RHS AGM.

A lovely summer perennial with green clump forming foliage and sturdy stems of purple bell shaped flowers that appear in summer. Plant in a sunny position in nice fertile soil. Penstemons appreciate not being too over-crowded in the border. Cut back after flowering.

A bright colourful perennial for the summer garden. Stems of large bell shaped flowers outlined in pink with a white throat set against fresh green foliage. Does best in a sunny spot with good air circulation and nice fertile soil. Cut off spent flower stalks to encourage re-blooming. Perennial.