Amsonia hubrichtii (Hubricht's bluestar): Clumps of soft feathery green foliage and palest blue star-like flowers in late Spring. Textural plant. Attractive autumn colour. Up to 60cm. Hardy

Lamprocapnos spectabilis 'Alba' (formerly Dicentra) (Bleeding Heart, Dicentra): Pure white form of the familiar Bleeding Heart. [Collect Only]

Lamprocapnos spectabilis 'Valentine' (Bleeding Heart, Dicentra): Superb warm red flowered version of this familiar spring flowerer. Hardy. Up to 80cm. [Collect Only]

Leucojum aestivum 'Gravetye Giant' (Summer snowflake): Rather like a tall, green-tipped snowdrop, but flowering in mid to late spring. Fully hardy. Height to 50cm. [Collect Only]

Paeonia 'Buckeye Belle' (Peony 'Buckeye Belle'): Blowsy, glossy, deep red, semi-double large flowers with golden stamens. Attractive green foliage. A real stand-out plant.

Paeonia 'Flame' (Paeony 'Flame'): Rich and shiny scarlet red single flowers with a yellow centre. Glossy dark green leaves. Hardy. Up to 80cm. [Collect Only]

Paeonia lactiflora 'Bowl of Beauty' (Peony 'Bowl of Beauty'): Huge sugar-pink petal bowls filled with ripples of yellow ribbony bits. Swoon-worthy. [Collect Only]

Paeonia lactiflora 'Sarah Bernhardt' (Paeony 'Sarah Bernhardt'): A gorgeous form with lightly scented, large double pale pink flowers. Glossy dark green leaves. It may require staking. Hardy. Up to 90cm. [Collect Only]

Paeonia officinalis 'Alba Plena' (Peony 'Alba Plena'): Sumptuous, large double white flowers above green foliage in May. A traditional cottage garden plant. May need support. [Collect Only]

Paeonia officinalis 'Rubra Plena' (Peony 'Rubra Plena'): The classic deep red double paeony. Deeply divided leaves unfurl in spring. Max Height 90cm. Flowers April to May. Full sun/partial shade. [Collect Only]

Primula elatior (Oxslip): Pale yellow, primrose colour flowers in clusters on gently arching stems.

Primula sieboldii 'Snowdrop' (Japanese Woodland Primula 'Snowdrop'): Pure white open flowers over a rosette of green leaves. Prefers a moist soil. Hardy. Up to 20cm.

Tiarella 'Spring Symphony' (PBR) (Foam flower 'Spring Symphony'): Perennial with deeply divided foliage with dark blotch in centre. Long flowering with spikes of white star-shaped flowers. Hardy. To 30cm