Tag Archives: perennials

Invasive Plant Factsheet: Purple Loosestrife (Lythrum salicaria)

Posted on August 24, 2020 by

2020 Invasive Plant Factsheet: Purple Loosestrife (Lythrum salicaria)
Although considered a noxious weed, this plant of Eurasian origin is still available for sale . . . Nearly all states and many Canadian provinces have been infested, and it is listed as invasive in Arlington and Alexandria. Continue reading →

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Invasive Plant Factsheet: Common Daylily (Hemerocallis fulva)

Posted on June 8, 2020 by

2020 Invasive Plant Factsheet
Unfortunately, the Common Daylily can escape from cultivation and is now reported as invasive in several MidAtlantic states, including Virginia. Continue reading →

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Invasive Plant Factsheet: Yellow Flag Iris (Iris pseudacorus)

Posted on May 18, 2020 by

2020 Invasive Plant Factsheet: Yellow Flag Iris (Iris pseudacorus)

This colorful ornamental perennial, introduced from Europe and still sold commercially for use in garden pools, has escaped from gardens and become an invasive noxious weed. Continue reading →

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PERENNIAL: Eutrochium dubium (Eastern or Coastal Joe-Pye Weed)

Posted on August 9, 2019 by

Tried and True Native Plant Selections for the Mid-Atlantic
This more diminutive Joe Pye Weed is native to the eastern coastal plain and can be found in swamps, shores, and wet meadows. Continue reading →

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