Siberian iris (Iris sibirica) 'Shirley Pope'
'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.
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
Container size C2