Achillea 'Paprika' (Yarrow 'Paprika'):
As its name suggests, rich, dark orange flowerheads above ferny green foliage. Great in full sun and light soils. Height to 75cm
Geum 'Nonna' (PBR) (Avens 'Nonna'):
New variety with warm apricot semi-double flowers edged in orange, above hairy green foliage. Long flowering. Hardy. Up to 40cm.
Primula bulleyana (Bulley's primrose):
Upright tall stems of bright orange-yellow flowers from a rosette of green leaves. Likes damp borders. Hardy. Up to 60cm.