Whorled spikes of pink-purple flowers
from late spring to summer.
45cm(18in). Best in part shade.
Purple sweet pea flowers in spring.
20-45cm(8-18in).
Full sun or part shade.
Orange-yellow flowers on dark stems in early summer.
1m(3'4").
Best in part shade.
Creamy white flowerheads are carried on strong dark red stems, over glossy leaves.
60-90cm(24-36in).
Sun or part shade.
Bright yellow flowers, from early to midsummer.
90cm(36in). Full sun.
Deep rose pink flowers, from early to midsummer.
Upright stems of golden-yellow flowers from mid to late summer.
Tolerant of a wide range of soils, including clay or poor dry soils.
90cm(36in).