Also known as the Siberian Pea-tree or Peashrub, Caragana Arborescens is native to Siberia and parts of China. It was historically used as a food source by Eurasian immigrants on the way to the United States.
The seeds are edible, but should be cooked before being eaten. The flowers are also edible and can be used in salads.
When fully grown it can reach up to 6m tall. Leaves vary from light to dark green, and fragrant yellow flowers bloom in early summer.
Preferring dry or moist soil, it can tolerate drought once well established and is fully hardy down to -15C.