Cultivars
'Chater's Double'
This group of plants have double peony-form flowers in pink, red, yellow and purple.

'Indian Spring'
This plant has single yellow flowers.

'Majorette'
This dwarf cultivar has fringed semi-double flowers in pale yellow, apricot and red.

'Nigra'
This plant has single deep maroon flowers.

'Summer Carnival'
This annual form has double flowers in pale yellow and red.