Cultivars
'Altgold'
This plant grows to 600mm (24in) with grey green leaves and copper tinged yellow flowers.

'Cloth of Gold'
This plant grows to 1.5m (5ft) with light green leaves and deep golden yellow flowers.

'Golden Plate'
This plant has bright yellow flowers arranged in a convex corymb.

'Parker's Variety'
This plant has yellow flowers.

'Walther Funcke'
This small shrub grows to 60cm (2ft) tall and 60cm (2ft) wide with slender stems that form a bushy habit. It has fern-like leaves and produces dense clusters of small orange flowers during spring. It prefers an open sunny position on well drained moist soils and is commonly grown in containers or low borders.