Catalpas are among the few hardy deciduous trees that can compete in flower and leaf with subtropical species. Large, upright clusters of trumpet-shaped, 2-in. wide flowers are pure white, with stripes and markings in yellow and soft brown. These are displayed in late spring and summer above large, bold, heart-shaped leaves. Flowers are followed by long, bean-shaped seed capsules sometimes called “Indian beans.”Catalpa bignonioides
Native to southeastern U.S. Generally smaller than C. speciosa, growing to 30–40 ft. tall, with an equal spread. Leaves are 5–8 in. long, often arranged in whorls, and give off an odd odor when crushed. Becomes chlorotic in alkaline soil. Resistant to oak root fungus.
Yellow leaves of ‘Aurea’ are showier where summers are cool.
Only 1 in. tall, spreading to 3 ft. The cylindrical leaves turn red in fall and winter, green up again...
Native to the mountains of Europe. Form tightly packed rosettes of fleshy, evergreen leaves; spread by...
Discovered in an Atlanta, Georgia, garden, this is an heirloom hybrid between Verbena canadensis