Catalpa speciosa (Warder) Engelm.

Northern catalpa (en), Catalpa à feuilles cordées (fr)

Species

Angiosperms > Lamiales > Bignoniaceae > Catalpa

Characteristics

A perennial hermaphrodite deciduous tree. It grows 15m high.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 8.5
Mature height (meter) 15.0
Root system -
Rooting depth (meter) 1.8
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Borders of streams and fertile, often inundated, bottomlands and woods.
Light 6-8
Soil humidity 2-6
Soil texture 2-5
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 5-8

Usage

Uses environmental use material timber wood
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings, graftings or seedlings.
Mode cuttings graftings seedlings
Germination duration (days) 14 - 30
Germination temperacture (C°) 18 - 21
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -23
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Catalpa speciosa leaf picture by Don Sadowsky (cc-by-sa)
Catalpa speciosa leaf picture by Skylar Austin (cc-by-sa)
Catalpa speciosa leaf picture by William Coville (cc-by-sa)

Flower

Catalpa speciosa flower picture by Cara Na Dagda (cc-by-sa)
Catalpa speciosa flower picture by Olivia Adamczyk (cc-by-sa)
Catalpa speciosa flower picture by jef weisel (cc-by-sa)

Fruit

Catalpa speciosa fruit picture by maria unger (cc-by-sa)
Catalpa speciosa fruit picture by William Coville (cc-by-sa)
Catalpa speciosa fruit picture by k m (cc-by-sa)

Distribution

Catalpa speciosa world distribution map, present in Canada, Pakistan, and United States of America

Conservation status

Catalpa speciosa threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:1079241-2
WFO ID wfo-0000781931
COL ID 99H67
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Catalpa bignonioides var. speciosa Catalpa speciosa