Catalpa speciosa
Northern Catalpa, Western Catalpa
Eastern US, Illinois and Indiana, south to Tennessee and Arkansas
Upright oval tree. Medium to fast growth rate. Coarse textured in the winter landscape.
Quite adaptable plant. Tolerates variety of soil conditions: wet to dry, acid to alkaline. Grows in sun or part shade. Good for very hot, dry sites, city conditions.
Upright tree grown for the large, white, 2 inch flowers borne in 8 inch panicles. Very attractive in June. This tree has several problems such as weak wood, persistent fruit and unsightly appearance in late summer, fall
Bright green in summer: Yellow-brown fall color.
Buds are imbricately scaled and small, brown in color. Buds located above large, round, craterlike leaf scars.
Grayish brown, ridged and furrowed.
White outside, pink tinged, with yellow spots on lower corolla lip, and purple spots.
Green in summer. Capsule, 8 to 20 inches long and .5 inch wide cigar-like. Dark-brown fruit contains fringed seed and persists through winter. :Brown through fall and winter
Seeds, root cutting.
Related Species: C. bignonioides identical to above with the following exceptions: Smaller (30'-40'), slightly less hardy, smaller fruit and fringe on seeds is tufted.