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Catalpa x erubescens, photographed by an iNaturalist contributor
(c) Keith Edkins, some rights reserved (CC BY-SA) · CC BY-SA
#1245 most planted

Catalpa x erubescens

Purple hybrid catalpa · also Hybrid catalpa

Multi-trunk
80
trees mapped
0.00%
of all named trees
7
cities
10 in
median trunk (26 cm, 63 measured)
21 yr
median age (70% have a planting date)

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This unusual small flowering hybrid accent tree is often multi-trunked or low-branching, thriving in full sun and moderate moisture. It is useful in riparian or native garden settings and displays grayish-white bark.

Where it grows

Trees in each city's inventory, with the share of that city's named trees this species accounts for.

  1. New Westminster · Canada
    4221 yr10 in
  2. Amsterdam · Netherlands
    133.8 yr9.8 in
  3. Paris · France
    9—12 in
  4. Vancouver · Canada
    9—6.7 in
  5. Boston · United States
    523 yr60 in
  6. Berlin · Germany
    1—8.6 in
  7. Copenhagen · Denmark
    1——

Traits

Form
Multi-trunk
Mature height
25–35 ft
Canopy spread
30 ft
Drought tolerance
High
Blooms
Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov

Trunk diameters across every city: median 10 in, mean 15 in, 90th percentile 21 in. Measured at breast height, as published by each inventory.

Other Catalpa in the catalogue

7 of the top 2,000 species are in this genus.

Interested in talking trees? arborary.world@gmail.comTree data © the respective municipal publishers and © OpenStreetMap contributors (ODbL).