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

Ligularia przewalskii: Elegant spikes of golden yellow flowers on black stems above very deeply divided green foliage. [Collect Only]

Lobelia x speciosa 'Vedrariensis': Dramatic spikes of royal purple flowers in late summer. Needs damp soil in summer so is ideal for bog gardens. Height to 1.2m. Hardy

Persicaria amplexicaulis 'Alba' (white flowered red bistort): Spikes of white flowers in late summer. Large oval pointed leaves. Hardy. Up to 1.2m.

Persicaria amplexicaulis 'Amethyst Summer' (Red Bistort 'Amethyst Summer'): New colour form with dark pink flowers with hint of purple. Large oval pointed leaves. A robust plant that can grow almost anywhere. Hardy. To 1m