Robert Emanuel
Water Resources Project Manager, Clean Water Services
October 12, 2013
WASHINGTON COUNTY & TUALATIN BASIN
I...
KEYS TO IDENTIFYING THE INVADERS
• Flowers
• Leaves and stems
• Habit (vine, herb, grass, rosette, etc.)
• Key characteris...
Looking down as you
walk, can you see the
plant’s pattern among
the others?
SPRING
GlennMiller,ODA
Garlic Mustard: Alliaria petiolata
GlennMiller,ODA
GlennMiller,ODAElizabethJ.Czarapata
Glenn Miller, ODA
7-15’ tall
2-4’ tall
SUMMER
Yellow Flag Iris Iris pseudacorus
Photo:JudyScott,OSU
Emily DeBolt
Purple Loosestrife
Purple Loosestrife
GlennMiller,ODA
Giant Knotweed Fallopia sachalinese
EXTRA CREDIT
Carla Cole, NPS
Spurge Laurel: Daphne laureola
Carla Cole, NPS
Tania Siemens, TNC
Carla Cole, NPS
Yellow Archangel Lamiastrum galeobdolon
Photos:WAStateWeedControlBoard
Yellow Archangel Lamiastrum galeobdolon
Italian Lords and Ladies Arum italicum
Italian Lords and Ladies Arum italicum
Lesser Celandine Ranunculus ficaria
Lesser Celandine Ranunculus ficaria
TRUE AQUATICS
REPORTING YOUR FINDS
www.oregoninvasiveshotline.org
Only YOU can prevent
the invasion!
DON’T BE A VECTOR!
• Clean your clothes
• Clean your pets
• Clean your equipment & vehicle
• Walk around the infestation
•...
QUESTIONS?
Partners for a Weed-Free Tualatin Basin:
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13
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Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13

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Invasive plants of Washington County for WISE Teacher Training, Tualatin Hills Nature Park, October 12, 2013.

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Watersheds and Invasive Species Education (WISE) Teacher training 10.12.13

  1. 1. Robert Emanuel Water Resources Project Manager, Clean Water Services October 12, 2013 WASHINGTON COUNTY & TUALATIN BASIN INVASIVE SPECIES
  2. 2. KEYS TO IDENTIFYING THE INVADERS • Flowers • Leaves and stems • Habit (vine, herb, grass, rosette, etc.) • Key characteristics (odor, reflectivity, color) • Developing a “search pattern”
  3. 3. Looking down as you walk, can you see the plant’s pattern among the others?
  4. 4. SPRING
  5. 5. GlennMiller,ODA Garlic Mustard: Alliaria petiolata
  6. 6. GlennMiller,ODA GlennMiller,ODAElizabethJ.Czarapata
  7. 7. Glenn Miller, ODA
  8. 8. 7-15’ tall 2-4’ tall
  9. 9. SUMMER
  10. 10. Yellow Flag Iris Iris pseudacorus Photo:JudyScott,OSU
  11. 11. Emily DeBolt
  12. 12. Purple Loosestrife
  13. 13. Purple Loosestrife
  14. 14. GlennMiller,ODA Giant Knotweed Fallopia sachalinese
  15. 15. EXTRA CREDIT
  16. 16. Carla Cole, NPS Spurge Laurel: Daphne laureola
  17. 17. Carla Cole, NPS
  18. 18. Tania Siemens, TNC
  19. 19. Carla Cole, NPS
  20. 20. Yellow Archangel Lamiastrum galeobdolon Photos:WAStateWeedControlBoard
  21. 21. Yellow Archangel Lamiastrum galeobdolon
  22. 22. Italian Lords and Ladies Arum italicum
  23. 23. Italian Lords and Ladies Arum italicum
  24. 24. Lesser Celandine Ranunculus ficaria
  25. 25. Lesser Celandine Ranunculus ficaria
  26. 26. TRUE AQUATICS
  27. 27. REPORTING YOUR FINDS www.oregoninvasiveshotline.org
  28. 28. Only YOU can prevent the invasion!
  29. 29. DON’T BE A VECTOR! • Clean your clothes • Clean your pets • Clean your equipment & vehicle • Walk around the infestation • Bag/trash, burn, no compost • If collecting voucher in flower or fruit, seal it J.K. Linsey
  30. 30. QUESTIONS? Partners for a Weed-Free Tualatin Basin:

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