BUTTERCUP BUSH (Senna multiglandulosa a.k.a. Downy Senna, Cassia tomentosa)
Medium-sized shrub or small tree up to 12 ft high. Found in humid mountainous regions of Central and South America. Has bright yellow flowers that cover the plant in a season. Needs light and does well in a variety of environments.
Hardiness Exact hardiness unknown, but will survive frosts and light freezes.
Growing Environment It needs light and needs protection from frost when young, but will tolerate winters once established. It tolerates a wide variety of soils including sand and clay. It does well in humid environments, but will also thrive in semi-arid environments.
Uses The flowers are used in stews. Root stems and leaves used for dyes while the branches are often used to make baskets in local regions. Medicinal uses include protecting against fever, typhoid, and dysentery.
Native Range Native to the Andes Mountain Range and other mountainous areas in Central and South America, but now found all over the world.