Some rare cultivars grow all-yellow flowers The flowers bloom in clusters surrounding even more clusters of fuzzy claw-shaped buds that are filled. In the past twenty years however this king of flowering trees has become a popular landscape tree in frost-free areas of Southern California with a number of fine mature specimens now thriving in San Diego County. With its peculiar sausage-shaped fruit and blood-red tulip-shaped flowers the sausage tree Kigelia africana also Kigelia pinnata is a striking standout. Department of Agriculture plant hardiness zones 10 and above. Spathodea campanulata African Tulip Tree 50 30 DF M Tabebuia chrysotricha aka Handroanthus chrysotrichus Golden Trumpet Tree 25 25 D M M Yes Ulmus.
Book Tours Day Trips Tickets Exclusive Access Sightseeing Trips More on Viator. Department of Agriculture plant hardiness zones 10 and above. With its peculiar sausage-shaped fruit and blood-red tulip-shaped flowers the sausage tree Kigelia africana also Kigelia pinnata is a striking standout. Spathodea campanulata African Tulip Tree 50 30 DF M Tabebuia chrysotricha aka Handroanthus chrysotrichus Golden Trumpet Tree 25 25 D M M Yes Ulmus. African proteas can range in stature from tiny shrubs to tall trees of 25 feet 76 meters or more.