'Shirley Pope' is a rhizomatous, clump-forming, herbaceous perennial with linear, strap-like, green leaves and, from late spring to early summer, erect stems bearing flowers with dark red-purple standards above broad, purple falls with white at the base of each petal.
Winterhardy perennial Height 60-75 cm Width 45-60 cm Spacing 35-45 cm (5 pc/m2) Flowering time VI-VII Site sunny or halfshaded, medium moist rich soil Propagation division