A tall, erect clump-forming perennial with dainty glossy leaves, crimson stems and delicate purple flowers...
An erect clump-forming perennial with glaucous blue-green, dainty leaves and heads of fragrant sulphur-yellow flowers in summer.
Photo provided by:..
A tall, erect clump-forming perennial with dainty glossy leaves, dark purple stems and lavender-purple flowers.
A spreading perennial with attractive bright green leaves and upright spikes of pea-like yellow flowers in early summer.
Photo provided by: Howard Nur..
A clump-forming, semi-evergreen variety with broad, bright green leaves with white speckled variegation and prominent red veins. Upright racemes of fl..
A clump-forming, hairy perennial with soft cool clear gold foliage which retains its colour throughout the season. Fast growing and makes a bright spo..
An erect arching perennial with narrow green leaves and clusters of pure white flowers in summer and early autumn.
Photo provided by: Howard Nurser..
An erect arching perennial with narrow green leaves and clusters of large violet blue flowers and contrasting yellow stamens in the centre.
An upright arching perennial with narrow green leaves and clusters of soft pink flowers with ruffled white edges.
A vigourus perennial with large, grooved dark green leaves and unusual orchid shaped shiny purple flowers, highlighted with blue and white, lightly sp..
An erect perennial with softly hairy stems and glossy dark green leaves. Upward-facing, star-shaped lilac pink flowers with white centres.
An erect perennial with long upright stems with small, slightly hairy, dark green leaves and unusual cream funnel flowers with large purple spots.
An erect perennial with cream and green variegated leaves and funnel-shaped, white flowers with dark burgundy markings.
Photo provided by: Howard Nurs..
An erect perennial with hairy pale green leaves. Funnel-shaped flowers have purple-blue speckles on a white background.
Photo provided by: De Ree Holl..
An erect perennial with hairy pale green leaves. Funnel-shaped light mauve purple flowers with an unusual metallic blue tinge. Non-spotted, strong gro..