Marc, I typically use soil injection or drench. Stem injection is only used on trees in water or with root zones not conducive to a soil injection.
Will F. Blozan President, Eastern Native Tree Society President, Appalachian Arborists, Inc. "No sympathy for apathy" -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Marcboston Sent: Thursday, December 17, 2009 9:37 AM To: ENTSTrees Subject: [ENTS] Re: HWA in Ohiopyle State Park Will how do you deliver the insecticides to the hemlocks? Are you injecting the ground or some type of Mosher direct injection to the tree? On Dec 16, 6:22 pm, "Will Blozan" <[email protected]> wrote: > Dale, > > Systemic insecticides would be money well spent- and not wasted. The trees > would actually live! > > Will F. Blozan > > President, Eastern Native Tree Society > > President, Appalachian Arborists, Inc. > > "No sympathy for apathy" > > _____ > > From: [email protected] [mailto:[email protected]] On > Behalf Of Dale Luthringer > Sent: Wednesday, December 16, 2009 9:33 AM > To: [email protected] > Subject: [ENTS] HWA in Ohiopyle State Park > > Ents, > > FYI, > > A long standing park volunteer found HWA in Ohiopyle State Park (SW PA) this > year. Although park personell said it "wasn't widespread", it was found in > a couple areas of the park, including the old growth hemlock of Ferncliff > Natural Area. I was told by they're looking at doing a beetle release... I > was hoping they'd be more aggressive than that, but the state budget is in a > shambles and money to treat stuff like this has been greatly curtailed. > > Dale > > -- > Eastern Native Tree Societyhttp://www.nativetreesociety.org > Send email to [email protected] > Visit this group athttp://groups.google.com/group/entstrees?hl=en > To unsubscribe send email to [email protected] -- Eastern Native Tree Society http://www.nativetreesociety.org Send email to [email protected] Visit this group at http://groups.google.com/group/entstrees?hl=en To unsubscribe send email to [email protected] -- Eastern Native Tree Society http://www.nativetreesociety.org Send email to [email protected] Visit this group at http://groups.google.com/group/entstrees?hl=en To unsubscribe send email to [email protected]
