Centranthus ruber
red valerian (syn. Centranthus ruber 'Pretty Betsy' Valeriana 'Coccinea'
This perennial dies back to below ground level each year in autumn, then fresh new growth appears again in spring.
- Position: full sun
- Soil: well-drained, neutral to alkaline
- Rate of Growth: fast-growing
- Flowering period: July to October
- Hardiness: fully hardy
Dense clusters of reddish-pink flowers appear from July to October on tall, fleshy stems with glaucous leaves. Red valerian is long flowering and easy-to-grow. It's ideal for a sunny wildflower or seaside garden, with poor, but well-drained soil, or for growing between the cracks in walls. It self-seeds freely and prefers a chalky or alkaline soil. - Garden care: Deadhead regularly throughout the summer to prolong flowering. In autumn cut the plant back down to the ground and compost the dead stems.