Aristolochia macrophylla (durior)

Dutchmen's Pipe

Aristolochiaceae

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Habitat

  • native to Pennsylvania down through Georgia
  • hardy to zone 4

Habit and Form

  • a vigorous, deciduous vine
  • twining
  • 20' to 30' long
  • fast growth rate
  • medium coarse texture

Summer Foliage

  • alternate leaf arrangement
  • simple, deciduous leaves
  • 4" to 10" long with an equal width
  • leaves are heart-shaped
  • entire leaf margins
  • pubescent underside
  • medium green leaf color

Autumn Foliage

  • not ornamentally important

Flowers

  • unique flower shape
  • hidden and small, pipe shape
  • blooms in May
  • yellowish in color

Fruit

  • capsule
  • 2" to 3" long
  • brown

Bark

  • not ornamentally important
  • green

Culture

  • prefers moist, well-drained soil
  • full sun to partial shade
  • needs support

Landscape Uses

  • trellis
  • arbor
  • for unusual flower
  • screen
  • for quick cover

Liabilities

  • can wilt in dry conditions
  • dies back in winter

ID Features

  • superposed buds that are grouped in 3's
  • buds are greenish and smooth
  • simple, deciduous leaves
  • twining vine
  • unusual flower

Propagation

  • by seed
  • by division
  • by cuttings

Cultivars/Varieties

  • none

© 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, http://hort.uconn.edu/plants, Mark H. Brand, Department of Plant Science and Landscape Architecture, Storrs, CT 06269-4067 USA.