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Rhus, photographed by an iNaturalist contributor
(c) Sam Fraser-Smith, some rights reserved (CC BY) · CC BY
#740 most planted

Rhus

Sumac · also Sumach

Deciduous
532
trees mapped
0.01%
of all named trees
13
cities
9.0 in
median trunk (23 cm, 508 measured)

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Rhus, commonly known as Sumac, is a genus of about 35 species in the cashew and mango family. These flowering plants are found in subtropical and temperate regions across most continents. Some varieties are non-poisonous, tolerate various soil types, and are noted for attracting wildlife.

Where it grows

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

  1. Tempe · United States
    356—12 in
  2. London · United Kingdom
    95—1.4 in
  3. Burlington, ON · Canada
    43—3.5 in
  4. Kelowna · Canada
    9—9.8 in
  5. Vancouver · Canada
    7—7.0 in
  6. Denver · United States
    6—3.0 in
  7. Victoria · Canada
    6—5.1 in
  8. Ottawa · Canada
    4——
  9. Boston · United States
    2—13 in
  10. Paris · France
    1—5.0 in
  11. Montreal · Canada
    1—3.1 in
  12. Berlin · Germany
    1——
  13. New Westminster · Canada
    1—6.3 in

No city in this list records planting dates for this species, so age is blank throughout.

Traits

Foliage
Deciduous
Mature height
10–30 ft
Canopy spread
10–20 ft
Growth rate
Moderate
Soil
Acidic, Sandy
Water needs
Moderate
Wildlife value
High
Blooms
Jun, Jul, Aug

Trunk diameters across every city: median 9.0 in, mean 9.4 in, 90th percentile 18 in. Measured at breast height, as published by each inventory.

Other Rhus in the catalogue

9 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).