Colutea arborescens (Common Bladder-Senna)
It is a Mediterranean native that has been brought to the southern and northeastern parts of the United States. Bees pollinate the blooms of this plant. It can thrive in a range of garden conditions, from semi-shade to full sun, and can withstand dry, nutrient-poor soils. It is hardy to zone 5. It prefers full light and may grow in a variety of soils. Flowers appear on the growth of the current season.
Botanical Name : Colutea arborescens
Common Name : Common Bladder-Senna
Height : 6- 8 ft
Spread : 6- 8 ft
Germination Info : Seed requires scarification prior to sowing
Hardiness zone : 5-7
Average seed per ounce : Approx. 2,125