Skip to Main Content View Text-Only

Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Avenue, Suite 1000, Portland, OR 97204

12. Kudzu

Kudzu (Pueraria lobata)

  • kudzuFast-growing, deciduous, perennial vine
  • Grows up to one foot per day
  • Completely covers vegetation and structures
  • Vines are 1 to 4 inches thick
  • When young, stems are covered with stiff bronze hairs, becoming woody when mature
  • Roots are fleshy with taproot up to 12 feet deep 
  • Reddish to purple, erect, pea-like flowers 4 to 8 inches long with a grapefruit-like smell
  • Blooms mid-summer through early fall






















Photos courtesy of
Oregon Department of Agriculture





Heartbleed Security Notice

A serious security vulnerability known as "Heartbleed" was recently discovered in OpenSSL, a popular software library commonly used by many websites on the internet to encrypt communication between a user's computer and a web server. is NOT affected by this vulnerability as it does not use the OpenSSL software library. Please rest assured we are dedicated to protecting your security on this website.