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Method 2 -Cut Stump Treatment <br />1. Cut stump treatment shall be used on buckthom with trunks greater than 1.5" measured at <br />ground level. <br />2. Cut buckthom as close as possible to ground level and mark with colored wire flag for <br />future identification and treatment. <br />3. Apply glyphosate, Garlon or Rodeo chemical herbicide to cut stump surface, bark <br />exposed above ground, and roots exposed above ground using paint brush, wick <br />applicator or low-volume sprayer. Glyphosate, Garlon or Rodeo chemical herbicide to be <br />minimum strength of 10.0%. <br />Method 3 -Girdling (Frill Cut) Treatment <br />1. Girdling treatment may be used on buckthorn with trunks greater than 3" measured at <br />ground level. <br />2. Cut a frill around entire circumference of trunk as close as possible to ground level. <br />3. Apply glyphosate, Garlon, or Rodeo chemical treatment to entire frill cut and adjacent <br />bark surface using paint brush, wick applicator or low-volume sprayer. Glyphosate, <br />Garlon or Rodeo chemical herbicide to be minimum strength of 10.0%. <br />HERBICIDE NOTES <br />Garlon and Ortho Brush -B -Gon <br />Active ingredient is Tryclopyramine. <br />Mix with w ater for cut stump, frill , and foliar applications. <br />Apply immediately after cut stump and frill. <br />Glyphosate <br />Glyphosate is the active ingredient in Roundup. <br />Mix with water for cut stump, frill, and foliar applications. <br />10 to 20% active ingredie nt i s required for cut stump and frill methods . <br />3% active ingredient i s required for foliar application. <br />Apply within 24 hours of the cut stump and frill. <br />Water base d chemical. <br />Rodeo is a glyphosate product for aquatic use. <br />Use on plants within wetlands and within 10-ft of wetland edges. <br />Use the same rate as outlined above for glyphosate. <br />COMMOM/GLOSSY BUCKTHORN CONTROL PLAN -Page 2 of 2 <br />Kjolhaug Environmental Services