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Acer triflorum, photographed by an iNaturalist contributor
(c) lghkgezf, some rights reserved (CC BY-NC) · CC BY-NC
#957 most planted

Acer triflorum

Three-flower maple · also Three-flowered maple

BroadleafDeciduous
241
trees mapped
0.00%
of all named trees
9
cities
3.0 in
median trunk (8 cm, 232 measured)
8.8 yr
median age (46% have a planting date)

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Acer triflorum is a deciduous maple known for its distinctive exfoliating yellowish-brown bark and vibrant orange, scarlet, purple, and gold fall foliage. It produces small yellow flowers in groups of three and thrives in well-drained, acidic soils. This tree is an excellent choice as a specimen or lawn tree, offering good fall color even in shaded locations.

Where it grows

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

  1. Denver · United States
    98—3.0 in
  2. Helsinki · Finland
    848.8 yr2.0 in
  3. Boston · United States
    3023 yr33 in
  4. Burlington · United States
    95.8 yr2.0 in
  5. Victoria · Canada
    6—1.6 in
  6. Ottawa · Canada
    5——
  7. Amsterdam · Netherlands
    4—5.9 in
  8. Paris · France
    4—4.4 in
  9. Vancouver · Canada
    1—7.0 in

Traits

Form
Broadleaf
Foliage
Deciduous
Mature height
15–25 ft
Canopy spread
15–25 ft
Growth rate
Moderate
Blooms
Mar, Apr, May

Trunk diameters across every city: median 3.0 in, mean 6.5 in, 90th percentile 24 in. Measured at breast height, as published by each inventory.

Native range

Terrestrial ecoregions where this species is native. Trees in the dataset mostly stand well outside it.

Temperate Broadleaf & Mixed Forests

  • Central Korean deciduous forests
  • Northeast China Plain deciduous forests

Other Acer in the catalogue

50 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).