Propagation
The seeds may require hot water treatment prior to sowing during autumn.

Botanic information
Leaf: The bipinnate leaves have a petiole up to 30mm (1⅛in) long and are composed of 6-12 pinnae with each consisting of 20 to 40 oblong leaflets that are to 12mm (½in) long. 

Flower: The tubulate flowers have prominent long yellow-green to gold coloured stamens. They are arranged on a small cylindrical axillary spike that is up to 80mm(3¼in) long and appear during spring. 

Fruit: The long pod is green turning brown when ripe and up to 25mm (1in) wide. It contains 6 to 12 shinny black seeds.