We have found 245 plants that meet your criteria.

Bearded Iris ‘Iris Jane Phillips’ A popular variety with blue flowers £6.99 Buy
Beardless Siberian Iris (syn. I.... ‘Iris sibirica Snow Queen’ Great for adding vertical interest £5.99 Buy
Price Pruned
Bergamot ‘Monarda Beauty of Cobham’ Long flowering and great with grasses NOW £5.49 Buy
Price Pruned
Bergamot ‘Monarda Cambridge Scarlet’ A popular old variety with bright red flowers NOW £5.49 Buy
Bergamot ‘Monarda Croftway Pink’ Delicate pale pink flower whorls £5.99 Buy
Price Pruned
Bergamot ‘Monarda Ou Charm’ Pretty, pink flowers and purple bracts NOW £5.49 Buy
Bergamot ‘Monarda Schneewittchen (syn. Snow Maiden)’ Whorls of wonderful, white flowers £5.99 Buy
Price Pruned
Bergamot ‘Monarda Squaw’ Brilliant red flowers. Mildew-resistant NOW £5.49 Buy
Bistort ‘Persicaria bistorta Superba’ Showy spikes of pale pink flowers. This plant loves damp soil! £5.99 Buy
Bistorta ‘Persicaria amplexicaulis Alba’ Elegant spikes of white flowers. This plant loves wet soil! £5.99 Buy
New
Bistorta ‘Persicaria amplexicaulis Taurus’ Ideal for a bog garden £5.99 Buy
Price Pruned
Black-eyed Susan ‘Rudbeckia fulgida var. sullivantii Goldsturm’ Large golden-yellow flowerheads NOW £5.49 Buy
Black-eyed Susan ‘Rudbeckia occidentalis Green Wizard’ Bright green sepals with black centres £5.99 Buy
Bleeding Heart ‘Dicentra spectabilis’ Arching sprays of pink, heart-shaped flowers £5.49 Buy
Price Pruned
Bleeding Heart ‘Dicentra spectabilis Alba’ Arching sprays of delicate, heart-shaped white flowers NOW £5.49 Buy
Price Pruned
Bowman's Root ‘Gillenia trifoliata’ Charming, star shaped white flowers NOW £5.49 Buy
Price Pruned
Brook Thistle ‘Cirsium rivulare Atropurpureum’ Deep crimson thistle-like flowers NOW £5.99 Buy
Bugbane (Cimicifuga) ‘Actaea matsumurae White Pearl’ Lights up a shady area in autumn £5.99 Buy
Bugbane (syn. Cimicifuga) ‘Actaea simplex Atropurpurea Group’ A late-flowering perennial for shade £8.99 Buy
Price Pruned
Bugbane (syn. Cimicifuga) ‘Actaea simplex Brunette’ Tall, dramatic flower spikes in early autumn NOW £12.99 Buy