Multiflora Rose (Rosa multiflora) Manual Foliage can be repeatedly clipped Season Most effective Late in the Growing Season Mechanical Yes, make sure to get the roots out as this plant resprouts readily Tools Application paint brush or a plastic spray bottle foliar sprays (glyphosate, triclopyr @ 2 to 3%), cut stump treatment of the same sprays (@ 25% concentrations), and basal bark treatment (triclopyr @ 25% mixed with horticultural oil). Chemical yes Notes Roots from tips of plant touching ground Best Chemical Brandname glyphosate and triclopyr Roundup® or Garlon® Repeated Treatments Ecological Dangers yes - long lived seeds in the soil Multiflora rose is extremely prolific and can form impenetrable thickets that exclude native plant species. Source: April 8th, 2008 Northern Virginia Conservation Trust Report compiled by Elan Margulies, Ecological Restoration Intern Under the direction of Whitney Bailey, Director of Stewardship Plant Conservation Alliance®s Alien Plant Working Group Weeds Hone Wild: Alien Plant Invaders of Natural Areas http://www.nps.gov/plants/alien/