Fallopia japonica (knotweed)

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Japanese Knotweed is an Introduced Species of concern in many locations. It is rhizomatous, extremely efficient at nutrient retention, and appears to spread rapidly in riparian zones forming mono-typic stands.

This is a quick article, as a placeholder.

Notes

• Volunteer have started some uncontrolled experimentation in the Skykomish Valley The Ecosystem Guild/Knotweed Control Experiments and has been collecting references
• Knotweed Psyllid has been approved (by whom?) as a biocontrol agent for Knotweed.
  • USDA Animal and Plant Health Inspection Service - https://www.aphis.usda.gov/aphis/newsroom/federal-register-posts/sa_by_date/sa-2023/ea-knotweed-control
  • National Park Service - https://parkplanning.nps.gov/projectHome.cfm?projectId=97958
  • Cornell University Test Program in New York - https://www.nyisri.org/2020/07/knotweed-biocontrol-released-in-nys/
  • Science direct article - https://www.sciencedirect.com/science/article/pii/S1049964422001724