Planted in the corner of the herbaceous border is Imperata cylindrica ‘Rubra’. The leaves; blood red in colour from the tip down. Plant where the sun will reflect on or through the leaves which then appear translucent as the season progresses. This is a rhizomatous species that can become a problem as it spreads. In some countries listed as a noxious weed. Native to Japan where it is used to control soil erosion.