Mesquite

Also known as Algarroba, this perennial, thorny shrub with thick, brown or blackish bark can grow up to 40 feet tall. It has compound leaves and produces greenish-yellow, sweet-scented, spike-like flowers. This plant grows well in full sun and in a variety of soils including sandy, rocky, and saline soils, and its roots are able to reach deeply into the ground in search for water.