northern catalpa - Bignoniaceae Catalpa speciosa

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Foliage

Bark

Flower

Fruit

Form

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Taxonomy

Cladeangiosperm
FamilyBignoniaceae
GenusCatalpa
Speciesspeciosa
Common Namenorthern catalpa
iTree CodeCASP8

Plant Form

FormTree: irregular, sparse crown
Height65 feet
Spread30 feet
DeciduousYes

Identification Description

Foliagewhorled, simple, very large heart shaped, with smooth edges Leaf Type  Information Icon Simple
Barkreddish when young, gray/brown with age, shallow irregular fissures/scales
Budterminal: lacking; lateral: small rounded, short with scales that appear open Bud Arrangement Information Icon Whorled
Twigred or yellow/brown in current year, stout, smooth
Flowerlarge white, with purple/orange markings, both male and female on the same trees
Fruitgreen then brown, long, thin “sting-bean” fall/winter containing winged seeds (winged capsule), persist through winter
Fall Colorbrown

Site Characteristics

USDA Zones   info for zones pH LevelsSalt Tolerance
Min4a Min5.5 SoilIntolerant
Max8b Max7.0 SprayIntolerant

Shade ToleranceDrought ToleranceAllelopathy
Intolerant Moderate No

Species Status

Nebraska Native
U.S. Native Yes Check
Region of OriginUnited States
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