Japanese Knotweed

Japanese Knotweed An Example of Succession

History ,[object Object],[object Object],[object Object]

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Typical JK urban invasion Regeneration can take place from the tiniest fragment

Problems ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Control Methods (UK) ,[object Object],[object Object]

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Warnings ,[object Object],[object Object]

Cost ,[object Object],[object Object]

Natural (Biological) Control ,[object Object],[object Object],[object Object]

Why can’t we just leave things as they are? ,[object Object]

Isn’t there a danger of releasing another alien species that may become invasive? ,[object Object]

Is there an alternative? ,[object Object]

How can it be that they only attack one plant? ,[object Object]

How can one tiny beetle or fungus do the job? ,[object Object],[object Object],[object Object]

What will it eat when it has eaten all of the weed? ,[object Object]

What about the cane toad? ,[object Object]

Japanese Knotweed

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Japanese Knotweed