Areas of origin : Meridional Europe, Northern Africa.
Adult Dimensions : Height up to 3 metres, width up to 3 metres (9.8').
Foliage : Deciduous.
Soil type : All. Avoid soil that is too wet.
Hardiness : Hardy to -15°C.
Exposure : Full sun.
Properties and uses:
This shrub produces beautiful bunches of yellow flowers in May and June. Its speed of growth and tolerance means it is often planted on embankments and borders with poor soil. The fruits are pods containing poisonous seeds.