College of Agriculture, Health and Natural Resources

Plant Database

Crataegus phaenopyrum

Washington Hawthorn

Rosaceae

Washington HawthornWashington HawthornWashington HawthornWashington HawthornWashington HawthornWashington HawthornWashington HawthornWashington HawthornWashington HawthornWashington HawthornWashington HawthornWashington HawthornWashington HawthornWashington HawthornWashington HawthornWashington Hawthorn
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Habitat

  • native range is Virginia to Alabama
  • hardy to zone 4

Habit and Form

  • a medium-sized deciduous tree
  • 25' to 30' tall
  • 20' to 25' wide
  • broad, rounded tree
  • medium texture

Summer Foliage

  • simple, lobed leaves
  • alternate leaf arrangement
  • leaves emerge reddish and mature to a dark green
  • serrated leaf margins
  • 1" to 3" long
  • about two-thirds as wide
  • subcordate leaf base

Autumn Foliage

  • orange to red fall color
  • moderately showy

Flowers

  • white flowers
  • 0.5" in diameter
  • blooms early in June
  • short bloom time only 7 to 10 days

Fruit

  • a red pome
  • 0.25" in diameter
  • matures Sept. to October
  • persist through the winter
  • birds eat fruit

Bark

  • stems are slender and brown
  • 1" to 3" long thorns along stems
  • mature bark is "apple-like"

Culture

  • easy to grow
  • prefers moist, fertile soil
  • prune tolerant
  • full sun is best

Landscape Use

  • specimen tree
  • screen border
  • prune into hedge

Liabilities

  • thorns can be hazardous
  • tends to have many pest problems similar to apple trees

ID Features

  • 1" to 3" long thorns along stems
  • a medium-sized deciduous tree
  • 25' to 30' tall and 20' to 25' wide
  • broad, rounded tree
  • simple, lobed leaves

Propagation

  • by cuttings

Cultivars/Varieties

'Fastigiata' and 'Princeton Sentry' (Princeton Sentry™) - These are fastigiate forms with columnar habits, to 30' tall and 20' wide. 'Princeton Sentry' has almost thornless branches.

'Vaughn' (also seen as x 'Vaughnii') - A hybrid with C. crusgalli, this small tree has exceptional red fruit that is long-lasting and borne profusely. There are different reports concerning its disease susceptibility, however, with some claiming heavy incidence of rust.

© Copyright Mark H. Brand, 1997-2015.

The digital materials (images and text) available from the UConn Plant Database are protected by copyright. Public use via the Internet for non-profit and educational purposes is permitted. Use of the materials for profit is prohibited.

Citation and Acknowledgements: University of Connecticut Plant Database, https://plantdatabase.uconn.edu/, Mark H. Brand, Department of Plant Science and Landscape Architecture, Storrs, CT 06269-4067 USA.