RHS 2002 Herbaceous Perennial
A herbaceous perennial forming a clump to 60cm in height, with erect stems bearing narrowly ovate leaves and dark-eyed, deep yellow flowers to 12cm across
Position
Full sun, Partial shade
Soil Types
Chalk, Clay, Loam
Max Height
0.5-1 metres
Max Spread
0.1-0.5 metres