A fabulous plant for the damp border and pond margins. Good foliage and rich purple flowers with yellow markings. Best in full sun to part shade, but we’ve found it does flower well in full shade.
- Flowering time: June – July
- Habit: Clumping
- Size: H 80cm x W 50cm
- Hardiness: Hardy
- Foliage: Deciduous
- Position: Full sun to part shade
- Soil: Heavy and moist
