Long-Stalked Pea-shrub

Caragana brevispina

Physical Characteristics

Caragana brevispina is a deciduous Shrub growing to 2.5 m (8ft) by 1.8 m (6ft) at a fast rate. See above for USDA hardiness. It is hardy to UK zone 6. It is in flower in June, and the seeds ripen in September. The species is hermaphrodite (has both male and female organs) and is pollinated by Bees. The plant is self-fertile. It can fix Nitrogen. It is noted for attracting wildlife. Suitable for: light (sandy) and medium (loamy) soils, prefers well-drained soil and can grow in nutritionally poor soil. Suitable pH: mildly acid, neutral and basic (mildly alkaline) soils. It cannot grow in the shade. It prefers dry or moist soil and can tolerate drought. The plant can tolerates strong winds but not maritime exposure.

Distribution

E. Asia - N.W. Himalayas..

Habitats

Woodland Garden Sunny Edge; Hedge;

Edible Uses

Edible Parts: Leaves Seed Edible Uses: Seed - cooked[160]. Small but produced in abundance. The seed of a plant seen at the Royal Horticultural Gardens, Wisley in Surrey in September 1993 was about twice the size of C. arborescens but it had a distinctly bitter taste[K]. High in protein, it has been recommended as an emergency food for humans. Young buds - cooked as a green vegetable[272].

Medicinal Uses

A decoction of the plant is taken in the treatment of aching joints[272].

Known Hazards

Reports that this plant contains toxins have not been substantiated[65]. The occurrence of cystine in the seeds is doubtful[65].