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]

Potentilla 'Gibsons Scarlet' (Cinquefoil 'Gibsons Scarlet'): Loose sprays of single crimson flowers in summer. Long flowering period. Hardy. Up to 50cm.

Potentilla thurberi 'Monarch's Velvet' (Cinquefoil 'Monarch's Velvet'): Dark red velvety flowers with a darker eye held daintily above green, deeply divided foliage