We have found 27 plants that meet your criteria.

Price Pruned
Yarrow ‘Achillea millefolium Cerise Queen’ Flat, magenta flowers on tall stems NOW £5.49 Buy
Price Pruned
Yarrow ‘Achillea millefolium Lilac Beauty’ An unusual lilac, yarrow NOW £5.49 Buy
Yarrow ‘Achillea millefolium Red Velvet’ Deep red, flat heads of flowers and feathery foliage £5.49 Buy
Sea Holly ‘Eryngium planum Blaukappe’ Tall, with intensely blue flowers £5.49 coming soon
Price Pruned
Yarrow ‘Achillea Terracotta’ Long-lasting, rich terracotta flowers NOW £5.49 Buy
Price Pruned
Yarrow ‘Achillea Walther Funcke’ Bright, terracotta flowers with flat heads NOW £5.49 Buy
Moor Grass ‘Sesleria autumnalis’ Perfect for informal edging £5.99 Buy
Cardoon ‘Cynara cardunculus Cardy’ A fabulous architectural plant £5.99 Buy
Yarrow ‘Achillea filipendulina Cloth of Gold’ Flat, plate-like yellow flowers on tall stems £5.99 Buy
Bugbane (Cimicifuga) ‘Actaea matsumurae White Pearl’ Lights up a shady area in autumn £5.99 Buy
Yarrow ‘Achillea millefolium Paprika’ Bright, orange-red flowers £5.99 coming soon
Yarrow ‘Achillea Moonshine’ Lovely, large sulphur-yellow flowers £5.99 Buy
Sneezewort ‘Achillea ptarmica The Pearl’ Masses of snow-white, button flowers £5.99 Buy
Yarrow ‘Achillea Summerwine’ Long-lasting, wine-red flowers £5.99 Buy
Agapanthus (syn. Senna) ‘Agapanthus Back in Black’ Stunning, deep blue flowers £6.99 coming soon
Price Pruned
Ginger Lily ‘Hedychium gardnerianum’ Architectural foliage and fragrant yellow flowers NOW £6.99 Buy
Giant Sea Holly ‘Eryngium giganteum Silver Ghost’ Stunning silvery white bracts £6.99 coming soon
Angelica ‘Angelica gigas’ Tall, dramatic burgundy flowers £6.99 Buy
African Lily ‘Agapanthus Glen Avon’ Magnificent new variety £6.99 coming soon
New
Yarrow ‘Achillea millefolium Lansdorferglut’ Subtle shades for prairie style planting £6.99 Buy