Aconitum 'Cloudy' is a gorgeous bicolour monkshood with blue and white flowers.

The tall stems and purple-blue flowers of the monkshood Aconitum 'Arendsii' offer a substitute for Delphinium for shadier conditions.

Aconitum 'Royal Flush' has spires of purple-blue monkshood flowers preceded by luscious chocolate-red new growth.

Aconitum fischeri is a shorter monkshood to two feet with purple-blue flowers.

Japanese monkshood, Aconitum japonicum, has wonderful, hooded purple-blue flowers in summer on arching stems.

Aconitum lamarckii (syn. pyrenaicum) is an unusual monkshood with long airy racemes of pale sulphur yellow tubular flowers.

Aconitum napellus forms strong, vertical spires of purple-blue monkshood flowers.

Aconitum 'Album' has deeply cut ferny dark green leaves with bold white spikes of hooded monkshood flowers. Elegant.

Aconitum 'Rubellum' is a distinctly different monkshood with pretty pink flower spikes.

Aconitum 'Bicolor' is an elegant and gorgeous bicolour monkshood with white and blue flowers.

Aconitum 'Eleonara' has mostly white flowers with a hint of blue on the petal tips. Elegant and beguiling.

'Stainless Steel' is a unique steely blue Aconitum that makes a great spike for sun or shadier conditions.

Aconitum 'Blue Lagoon' is a dwarf monkshood with bright blue flowers.

Aconitum 'Spark's Variety' has four foot tall spikes of hooded, deep violet-blue monkshood flowers.

Actaea 'Cheju Do' is more compact and floriferous than its relatives with 12-15 spikes per plant! Great for shade gardens.

Actaea japonica 'Silver Blush' has has wands of creamy-white bottle brush flowers and serrated silver foliage maturing to green.

Actaea japonica 'Silver Dance' has wands of creamy-white bottle brush flowers and silver foliage maturing to green.

Actaea (Cimicifuga) 'White Pearl' has dissected green foliage and exceptionally long spires of fragrant white flowers in late summer.

Actaea pachypoda is a lovely and delicate woodlander and a perfect choice to create a quiet and relaxing vignette in the shade border.

Actaea pachypoda 'Misty Blue' is a white baneberry with bluish foliage and white flowers followed by white fruit with a black dot.

Red baneberry is a choice woodland perennial with fluffy white flowers followed by clusters of shiny, scarlet berries.

Actaea 'Atropurpurea' is a tall bugbane with burgundy infused foliage and fragrant summer spires. Great for sun to part shade.

Actaea (syn. Cimicifuga) 'Black Negligee' has lacy black foliage and wands of fragrant, white flowers in late summer.