Caragana arborescens Fabaceae
Siberian Peashrub, Peatree, Caragana kar-a-GA-na ar-bo-RES-enz
- Broadleaf deciduous shrub, multi-stemmed, erect, oval, 15-20 ft (4.5-6 m) tall, slightly less spread, but can be grown as a tree. Leaves alternate, pinnately compound, 4-8 cm long, with 8-12 leaflets, each 1-2.5 cm long, obovate to elliptic-oblong, apex rounded and mucronate (abrupt tip), pubescent when young, bright green. Flowers pea-like, yellow, 1.5-2 cm long, on stalks (pedicels) 1.5-2.5 cm long. Fruit, pod, 3.5-5 cm long, with 6 reddish-brown, oblong to spherical seeds, 2.5-4 0 mm in diameter; pods open with a popping sound when ripe.
- Sun or light shade. Adaptable, very cold hardy, tolerant of poor soil, drought, alkalinity, salt, and strong winds. It is a nitrogen fixer. Not considered highly ornamental. Used as hedge, screen, wind break, and cover for wild life. Can be grown as a "standard" (tree-like).
- Hardy to USDA Zone 2 Native to Siberia and Mongolia. Several cultivars are available.
- arborescens: tending to be woody.