Scorpion Senna

Coronilla emerus

Physical Characteristics

Coronilla emerus is an evergreen Shrub growing to 2.7 m (8ft 10in). See above for USDA hardiness. It is hardy to UK zone 6. It is in leaf all year, in flower from May to October. The species is hermaphrodite (has both male and female organs) and is pollinated by Bees. It can fix Nitrogen. 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.

Distribution

C. and S. Europe to N. Africa.

Habitats

Woodland Garden Sunny Edge;

Edible Uses

None known

Medicinal Uses

Cardiac Diuretic The plant is cardiac and diuretic[61].

Known Hazards

Although no mention of toxicity has been seen for this species, some members of the genus are poisonous[9, 13, 19, 65] and so some caution is advised.