This is Jacaranda mimosifolia, also known as Brazilian Rose Wood, Green Ebony, black poui, and as the fern tree. This is known as one of the most beautiful trees on earth. The blossoms are blue to violet with white throats and they attract a wide array of bees and butterflies. These gorgeous trees grow to about 40 feet tall and blossom from late Winter until early Summer. This is a fast growing tree which resprouts very easily if it is damaged. USDA Hardiness Zones 9 to 11