Mile-a-minute weed is a scary plant. It can grow up to 6 inches per day, and it strangles anything in its path. If you live in the Northeast, beware.
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In June , I trade my trowel and trimmer for a back pack and boot and place off for a yoke of weeks on the Appalachian Trail in Pennsylvania . I ’ve been hike up the AT for several years now , and along with the beautiful vistas , good society , and random surprises there have been some unsettlling experiences : crepitation electric storm , snakes , bear , and a few weirdos . All of that I took pretty much in footstep . Then I encountered Roman mile - a - minute weed .
I was making my way southwards along the ridgeline toward Swatara Gap . The rainwater had stopped , and I was enjoying the airy wildflowers and black raspberries as I rock - hop and tiptoed around the toxicant English ivy . Then I examine it : a basketball game - court - sized patch of unanimous fleeceable blanketing the ground and anything upright in its track .

Safe for now , but perchance not for longMile - a - minute vine ( Persicaria perfoliata , formerly know asPolygonum perfoliatum ) , a Chinese plant introduce incidentally to the United States as a contamination of ornamental stock . It first became established in Pennsylvania in the 1930s and has been circularise ever since . It has been account as invasive in Virginia , West Virginia , Delaware , Maryland , District of Columbia , New Jersey , New York , Massachusetts , and ( alas ) Connecticut .
•Biological Control of Mile - a - Minute Weeda 2009 University of Delaware report
in all likelihood it ’s just a affair of time until those scary pea green triangles show up in mywineberry patch . But when they do , I ’ll attack vigorously . Mile - a - mo Mary Jane is an one-year , not a perennial , so the caper is to get it before it dress seminal fluid , which will winter over and produce new vine the following twelvemonth . Small patches can be control by hand - pull or even mowing . Biocontrol experiment are underway in Maryland and Connecticut to root out the plant with the land mile - a - minute weevil ( Rhinoncomimus latipes Korotyaev ) .

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Mile-a-minute weed engulfs everything in its path.Photo/Illustration: Ruth Dobsevage





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