Western Catalpa produces an irregular crown, and is somewhat pyramidal in form. Leaves are large, coarse textured, shaped like hearts, and susceptible to damage in strong winds. Flowers are followed by long seedpods up to 18 inches long. Accepts sandy to loam soils, tolerates clay soils. Canopy coverage: 1,257 square feet.
Water Requirement: moderate, high
Sun Exposure: partial shade, full sun
Cold Hardiness: cold hardy to -20F
Growth Rate: moderate
Height: 60 feet high
Width: 40 feet wide
Deciduous
Foliage Color: light green
Flower Color: white
Flower Season: summer