<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:16px"><div id="yui_3_16_0_1_1429094650639_7517" dir="ltr">Agricultural vinegar is good on young thistle and tender plants. Like other people said, there are alternative practices which have been developed to minimize or eliminate the use of herbicides in parks.</div><div id="yui_3_16_0_1_1429094650639_7568" dir="ltr"> </div><div id="yui_3_16_0_1_1429094650639_7569" dir="ltr">If you go to <a id="yui_3_16_0_1_1429094650639_7595" href="http://www.slideshare.net/rtgardner3/berks-county-pa-invasive-species-volume-1">http://www.slideshare.net/rtgardner3/berks-county-pa-invasive-species-volume-1</a> there are some ideas which may be usable for several common issues. A lot of it depends on how much time people are willing to devote to the weeds.</div><div id="yui_3_16_0_1_1429094650639_7614" dir="ltr"> </div><div id="yui_3_16_0_1_1429094650639_7622" dir="ltr"> Richard</div><br> <blockquote id="yui_3_16_0_1_1429094650639_7468" style="padding-left: 5px; margin-top: 5px; margin-left: 5px; border-left-color: rgb(16, 16, 255); border-left-width: 2px; border-left-style: solid;"> <div id="yui_3_16_0_1_1429094650639_7467" style="font-family: times new roman, new york, times, serif; font-size: 16px;"> <div id="yui_3_16_0_1_1429094650639_7466" style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <div id="yui_3_16_0_1_1429094650639_7465" dir="ltr"> <hr size="1" id="yui_3_16_0_1_1429094650639_7570"> <font id="yui_3_16_0_1_1429094650639_7550" face="Arial" size="2"> <b><span style="font-weight: bold;">From:</span></b> Stephen L. Young <sly27@cornell.edu><br> <b><span style="font-weight: bold;">To:</span></b> "maipc@lists.maipc.org" <maipc@lists.maipc.org> <br> <b><span style="font-weight: bold;">Sent:</span></b> Tuesday, April 14, 2015 10:04 PM<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: [MAIPC] [GRAYMAIL] does Chlorox work on cut stems?<br> </font> </div> <div class="y_msg_container" id="yui_3_16_0_1_1429094650639_7560"><br><div id="yiv5034362710"><div id="yui_3_16_0_1_1429094650639_7559">
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<div id="yui_3_16_0_1_1429094650639_7581">Here is a paper on the topic of natural-based products for vegetation control published In Weed Tech (<a id="yui_3_16_0_1_1429094650639_7623" href="http://digitalcommons.unl.edu/westcentresext/4" target="_blank" rel="nofollow" shape="rect">http://digitalcommons.unl.edu/westcentresext/4</a>/) or see this study funded by Caltrans (<a href="http://www.dot.ca.gov/newtech/researchreports/2002-2006/2003/alternative_vegetation_control_final_report.pdf" target="_blank" rel="nofollow" shape="rect">http://www.dot.ca.gov/newtech/researchreports/2002-2006/2003/alternative_vegetation_control_final_report.pdf</a>),
which included cut-stump treatments with pine oil, acetic acid and others along with Roundup on Scotch broom. </div>
<div id="yui_3_16_0_1_1429094650639_7583">Steve</div>
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<span style="font-weight: bold;">From: </span>David J Moorhead <<a id="yui_3_16_0_1_1429094650639_7572" href="mailto:moorhead@uga.edu" target="_blank" rel="nofollow" shape="rect" ymailto="mailto:moorhead@uga.edu">moorhead@uga.edu</a>><br clear="none">
<span style="font-weight: bold;">Date: </span>Tuesday, April 14, 2015 at 9:41 PM<br clear="none">
<span style="font-weight: bold;">To: </span>Steve Young <<a href="mailto:sly27@cornell.edu" target="_blank" rel="nofollow" shape="rect" ymailto="mailto:sly27@cornell.edu">sly27@cornell.edu</a>>, "<a href="mailto:maipc@lists.maipc.org" target="_blank" rel="nofollow" shape="rect" ymailto="mailto:maipc@lists.maipc.org">maipc@lists.maipc.org</a>" <<a href="mailto:maipc@lists.maipc.org" target="_blank" rel="nofollow" shape="rect" ymailto="mailto:maipc@lists.maipc.org">maipc@lists.maipc.org</a>><br clear="none">
<span style="font-weight: bold;">Subject: </span>RE: [MAIPC] [GRAYMAIL] does Chlorox work on cut stems?<br clear="none">
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<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">For a good perspective on these “non-chemical” chemical alternatives, check out the Wyoming Weed Science WeedControlfreaks.com site. In particular
the post by Dr. Andrew R. Kniss on Salt, Vinegar, and Glyphosate <a href="http://weedcontrolfreaks.com/2014/06/salt-vinegar-and-glyphosate/comment-page-2/#comment-27889" target="_blank" rel="nofollow" shape="rect">
http://weedcontrolfreaks.com/2014/06/salt-vinegar-and-glyphosate/comment-page-2/#comment-27889</a></span></div>
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<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Dave Moorhead, Ph.D.</span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Professor - Silviculture & Co-Director</span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Center for Invasive Species & Ecosystem Health</span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Warnell School of Forestry & Natural Resources
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<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">University of Georgia</span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">2360 Rainwater Road</span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Tifton, GA 31793-5766 USA</span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Phone (229)386-3298</span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Fax (229)386-3352</span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;"> </span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;"><a href="http://www.bugwood.org/" target="_blank" rel="nofollow" shape="rect">www.bugwood.org</a></span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;"><a href="http://www.forestryimages.org/" target="_blank" rel="nofollow" shape="rect">www.forestryimages.org</a></span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;"><a href="http://www.invasive.org/" target="_blank" rel="nofollow" shape="rect">www.invasive.org</a></span></div>
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<div class="yiv5034362710MsoNormal"><b><span style="font-family: Tahoma, sans-serif; font-size: 10pt;">From:</span></b><span style="font-family: Tahoma, sans-serif; font-size: 10pt;"> MAIPC [<a href="mailto:maipc-bounces@lists.maipc.org" target="_blank" rel="nofollow" shape="rect" ymailto="mailto:maipc-bounces@lists.maipc.org">mailto:maipc-bounces@lists.maipc.org</a>]
<b>On Behalf Of </b>Stephen L. Young<br clear="none">
<b>Sent:</b> Tuesday, April 14, 2015 9:33 PM<br clear="none">
<b>To:</b> <a href="mailto:maipc@lists.maipc.org" target="_blank" rel="nofollow" shape="rect" ymailto="mailto:maipc@lists.maipc.org">maipc@lists.maipc.org</a><br clear="none">
<b>Subject:</b> Re: [MAIPC] [GRAYMAIL] does Chlorox work on cut stems?</span></div>
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<div class="yiv5034362710MsoNormal"><span style="color: black; font-family: Calibri, sans-serif; font-size: 10.5pt;">The saying, “its the dose that makes the poison” applies here.</span></div>
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<div class="yiv5034362710MsoNormal"><span style="color: black; font-family: Calibri, sans-serif; font-size: 10.5pt;">Steve</span></div>
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<div class="yiv5034362710MsoNormal"><b><span style="color: black; font-family: Calibri, sans-serif; font-size: 11pt;">From:
</span></b><span style="color: black; font-family: Calibri, sans-serif; font-size: 11pt;">Ruth Douglas <<a href="mailto:cvilleruth@embarqmail.com" target="_blank" rel="nofollow" shape="rect" ymailto="mailto:cvilleruth@embarqmail.com">cvilleruth@embarqmail.com</a>><br clear="none">
<b>Date: </b>Tuesday, April 14, 2015 at 9:19 PM<br clear="none">
<b>To: </b>"<a href="mailto:maipc@lists.maipc.org" target="_blank" rel="nofollow" shape="rect" ymailto="mailto:maipc@lists.maipc.org">maipc@lists.maipc.org</a>" <<a href="mailto:maipc@lists.maipc.org" target="_blank" rel="nofollow" shape="rect" ymailto="mailto:maipc@lists.maipc.org">maipc@lists.maipc.org</a>><br clear="none">
<b>Subject: </b>Re: [MAIPC] [GRAYMAIL] does Chlorox work on cut stems?</span></div>
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<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Folks, don’t get me wrong: I am not an advocate of Chlorox, but what if it were used to paint on cut stems? Chlorox is chlorine based and in concentrated
form is certainly very damaging if it gets on skin, etc., but I am trying to get some points I can use either pro or con responding to people who are suggesting that Chlorox could be used in place of herbicides such as Roundup.</span><span style="color: black;"></span></div>
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<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Ruth</span><span style="color: black;"></span></div>
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<div class="yiv5034362710MsoNormal"><b><span style="color: black; font-family: Tahoma, sans-serif; font-size: 10pt;">From:</span></b><span style="color: black; font-family: Tahoma, sans-serif; font-size: 10pt;"> Grund, Steve [<a href="mailto:SGrund@paconserve.org" target="_blank" rel="nofollow" shape="rect" ymailto="mailto:SGrund@paconserve.org">mailto:SGrund@paconserve.org</a>]
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<b>Sent:</b> Tuesday, April 14, 2015 2:17 PM<br clear="none">
<b>To:</b> Ruth Douglas; <a href="mailto:maipc@lists.maipc.org" target="_blank" rel="nofollow" shape="rect" ymailto="mailto:maipc@lists.maipc.org">maipc@lists.maipc.org</a><br clear="none">
<b>Subject:</b> RE: [GRAYMAIL] [MAIPC] does Chlorox work on cut stems?</span><span style="color: black;"></span></div>
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<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">I’m sure it would, but I don’t think it is a good solution. Chlorine bleach is a pesticide, just not a registered one (as far as I know). It is doubtlessly
much more harmful to the environment than Roundup.</span><span style="color: black;"></span></div>
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<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Steve Grund</span><span style="color: black;"></span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Botanist</span><span style="color: black;"></span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Natural Heritage Program, Western Pennsylvania Conservancy</span><span style="color: black;"></span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">800 Waterfront Drive</span><span style="color: black;"></span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Pittsburgh, PA 15222</span><span style="color: black;"></span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">(412) 586-2350</span><span style="color: black;"></span></div>
<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;"><a href="http://www.paconserve.org/" target="_blank" rel="nofollow" shape="rect">www.paconserve.org</a></span><span style="color: black;"></span></div>
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<div class="yiv5034362710MsoNormal"><b><span style="color: black; font-family: Tahoma, sans-serif; font-size: 10pt;">From:</span></b><span style="color: black; font-family: Tahoma, sans-serif; font-size: 10pt;"> MAIPC [<a href="mailto:maipc-bounces@lists.maipc.org" target="_blank" rel="nofollow" shape="rect" ymailto="mailto:maipc-bounces@lists.maipc.org">mailto:maipc-bounces@lists.maipc.org</a>]
<b>On Behalf Of </b>Ruth Douglas<br clear="none">
<b>Sent:</b> Tuesday, April 14, 2015 2:09 PM<br clear="none">
<b>To:</b> <a href="mailto:maipc@lists.maipc.org" target="_blank" rel="nofollow" shape="rect" ymailto="mailto:maipc@lists.maipc.org">maipc@lists.maipc.org</a><br clear="none">
<b>Subject:</b> [GRAYMAIL] [MAIPC] does Chlorox work on cut stems?</span><span style="color: black;"></span></div>
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<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Hello, there is a group locally that wants to ban pesticides in parks except in emergencies. It has been suggested that Chlorox will do the work of
Roundup in painting cut shrub etc. stems, maybe in other situations as well, not sure. Anyone have any comments on this?</span><span style="color: black;"></span></div>
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<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Thanks in advance.</span><span style="color: black;"></span></div>
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<div class="yiv5034362710MsoNormal"><span style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 11pt;">Ruth Douglas</span><span style="color: black;"></span></div>
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