Astilbe 'Montgomery':
Large, upright panicles of cherry red flowers in summer over dark green ferny foliage. Prefers a moist soil. Hardy. Up to 60cm.
[Collect Only]
Sanguisorba tenuifolia 'Purpurea':
Tall dark-red purple bottle-brush flowers over fine, frondy foliage. Likes sun or dappled shade, not too dry. To 1.5m Hardy.