Common Name: western catalpa
Origin/Ecology: Native to central and southern U.S.
Habit: Irregular, open, growing to 22 m tall, 15 m wide.
Leaves: Simple, soft flexible, pubescent, oblong, ovate, entire. Leaves are large (30-40 cm), entire with tomentose undersides.
Leaf Arrangement: opposite
Flowers and Fruit: Panicles of large, showy white flowers with yellow and violet markings. June-July. Fruits are brown pod-like capsules, Sept-Oct, persistent.
Bark: Grey, lightly fissured.
Water Use, Soil: Well-drained.
Exposure: Full sun to part shade.
Landscape Uses: Specimen plant.
Limitations: Seed capsules and large leaves cause significant littler. Brittle wood makes some branches a hazard with wind or snow. Short lived (about 60 years). Susceptible to fungal leaf spot, wilt.