This Cassia is an evergreen tree with attractive creamy yellow flower clusters in Fall. Best results in full sun (4-6 hours min) to half day sun. This tree will reach up to 15 feet tall (if you let it) and is drought tolerant in the ground once established or can take regular garden water. Leaves will close at night and open to the sun. Excellent garden or container plant. Prune to shape. Attracts birds, bees, and butterflies.