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

Epimedium 'Amber Queen' (PBR) (Barrenwort 'Amber Queen'): Amber is the perfect description for the flower colour, held well about the leaves in mid-spring. Hardy. Up to 30cm.

Geum 'Mai Tai' (PBR) (Avens 'Mai Tai'): Semi-double, pale apricot flowers above green foliage. Long-flowering. Hardy. Up to 45cm.

Geum 'Nonna' (Avens 'Nonna'): New variety with warm apricot semi-double flowers edged in orange, above hairy green foliage. Long flowering. Hardy. Up to 40cm.

Geum 'Prinses Juliana' (Avens 'Prinses Juliana'): Bright orange flowers held on tall stems above mounds of rounded foliage. Flowers for ages and reflowers when cut back.

Geum 'Rusty Young' (Avens 'Rusty Young'): Warm golden yellow flowers splashed with coppery red.

Geum 'Savannah Sunset' (Avens 'Savannah Sunset'): Apricot, semi-double flowers with red buds held on red stems above rosettes of rounded hairy leaves. Long flowering. Hardy. Up to 35cm.

Helenium 'Rauchtopas' (Sneezeweed 'Rauchtopas'): Gorgeous variety with petals that are a rich gold on top and coppery-red beneath. [Collect Only]

Kniphofia 'Alcazar' (Red hot poker 'Alcazar'): Tall spikes of vibrant red-orange flowers opening to a paler yellow to give a two-tone effect. Strappy green foliage. Hardy. Up to 1.2m. [Collect Only]

Kniphofia 'Tawny King' (Red hot poker 'Tawny King'): Tall, hefty spikes of creamy orange flowers on bronze stems in mid-late summer. Superb in sunny, dry borders. [Collect Only]

Ligularia dentata 'Desdemona' (Leopard plant 'Desdemona'): Large orange daisy-like flowers over rounded greeny-bronze foliage with purple undersides. To 1m. Hardy. [Collect Only]

Potentilla 'Blazeaway' (Cinquefoil 'Blazeaway'): Zingy orange flowers, flecked with yellow and red in summer over clumps of dark green foliage. Hardy. Up to 50cm. [Collect Only]

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.