Here are all the other perennials, from the commonplace to the ridiculously rare. Have a good browse or use the Plant Selector to help.
Since we grow such a large, eclectic selection you may find the refine function in the left hand column useful to narrow down your search, or if you know the name of the plant you are looking for the Search box at the top right may help you find it. If you need help choosing your plants then our Collections might be of interest or ask us for help by email or phone.
Bluish white spring flowers with darker purplish blue shading and stripe. Neat, tidy greyish green foliage emerges in autumn and looks good all winter. Hardy, 15cm.
One of the blackest flowers without Photoshop! Delicate looking narrow velvety flowers in early summer on slender stems to 50cm. Good, moist soil in part shade.
Stunning terracotta flowers on this American Louisiana iris. Best in a warm site with good rich soil. Not the easiest to flower well in the UK but well worth trying! 60cm.
(syn. Iris latifolia). A lovely deep blue form of this bulbous species originally from seed collected in the Pyrenees. Drained but good soil in sun. 60cm.
Spuria. AGM A strong upright grower with sword-like leaves and sparkling white flowers with a golden yellow thumb-print to 1m+. Good soil in sun. Takes a while to settle.
A giant form of the native yellow flag that will grow very well in ordinary garden soil to 1.8m. Golden yellow flowers with some brown veins in summer.
A delightful species which makes clumps of greyish green foliage and produces rich, deep indigo-purple flowers in spring and early summer. Best in good to moist soil in sun. 70cm.
Neat clumps of upright foliage and pretty sky blue and white flowers to c. 50cm. Good soil in sun. From Beth Chatto as Iris spuria ssp halophila but it isn't!
Strong glaucous foliage has purple staining when young providing a point of interest when many other Irises are only just waking up. Blue-purple flowers to 1m in early summer. Good soil in sun.
Wild collected by the late Michael Wickenden as a Nepeta species but we suspect something else. Tall, branched spires of tiny bright blue flowers, 1.4m.
A tall member of the thistle family with paddle shaped leaves with toothed margins and heads of pretty, purple flowers to 1.8m in summer. Average soil in sun.
A lovely meadow scabious from eastern Europe producing flowers in a range of shades from red through pink to mauve on wiry stems to 1m. Drained soil in sun.
Bushy clumps to c. 40cm with short sprays of dusky reddish pink to purple blue flowers in late spring and early summer. Foliage turns black in autumn. Good soil in sun or light shade.
A narrow leafed form of the Spring Pea with typical red and purple flowers in spring followed by attractive reddish seedpods. Perennial. Good soil in light shade, 20cm.
Lush clumps of tropical-looking finely toothed green foliage produce clusters of golden yellow flowers in summer to 45cm. Drained but not dry soil in sun or light shade.
Clumps of upright stems with lobed slightly downy leaves produce slender spikes of pale pink flowers to 1.8m. The leaves become strongly flushed purple in summer/autumn. Good soil in sun/part shade.
An excellent, floriferous florists selection of this American prairie plant. Spires of purple flowers in summer and good seedheads later. Drained soil in sun. 1m.
Spikes of pure white flowers for weeks in summer. Unusual in opening from the tip of the spike down the stem. Robust plants flowering July to September. Drained soil in sun. 1m.
Clumps of lush green rounded leaves and strong stems topped with heads of orangey-yellow flowers in summer. Best in good soil, not dry, in sun or part shade. 60cm.