Thank you for your answers. This kind of wasp is exactly what we would like to introduce, so I'll keep an eye on this. Have a great New Year! Louis Matane, Quebec Z 4b 2017-01-02 12:08 GMT-05:00 Steve Shaw via pbs <pbs@lists.ibiblio.org>: > The University or Rhode Island Entomology Department has developed and > distributed a wasp which lays its eggs in the larvae (which do the most > damage) of the Red Lily Leaf Beetle and parasitizes them. AFAIK, these > have only been released in Rhode Island and Eastern Massachusetts. It will > take some years for these to be more generally distributed. > > > Steve Shaw > sgshaw@aol.com > > > > Master Gardener Training Coordinator > Massachusetts Master Gardener Association > > > > > > > -----Original Message----- > From: Ernie DeMarie via pbs <pbs@lists.ibiblio.org> > To: pbs <pbs@lists.ibiblio.org> > Cc: pelarg <pelarg@aol.com> > Sent: Mon, Jan 2, 2017 3:26 am > Subject: Re: [pbs] Biological control of Lilioceris lilii (Scarlet lily > beetle) > > As far as I am aware, there arent any biological controls that are > widespread yet in the northeast. The wiki link has some promising > possibilities but I have never seen a parasitized lily beetle, and they are > abundant here in lower NY. While it may not be registered officially as a > control, I find that imidicloprid applied to the shoots shortly after > emerging and maybe once more when they are fully grown is the only way to > control the lily beetles. They really do a number on lilies once they > find them and hand control is ineffective in my experience (or if one has a > lot of lilies). I fear what they may be doing to our wild lily populations > in the northeast, not that there are many wild lilies around here, the deer > would also be a problem locally. > Ernie DeMarie > Z7/6border NY > > > > -----Original Message----- > From: Louis Richard <louisrichard11@gmail.com> > To: Pacific Bulb Society <pbs@lists.ibiblio.org> > Cc: Jardins de Doris <info@jardinsdedoris.ca>; Sylvain Ross < > sylross@globetrotter.net> > Sent: Sun, Jan 1, 2017 10:36 am > Subject: [pbs] Biological control of Lilioceris lilii (Scarlet lily beetle) > > Hi guys, > > First of all, I would like to thank you for letting me (us) join this so > interesting forum and email exchange! > > Do anyone of you have any tips and experiences about biological control of > the Scarlet lily beetle beside the Wiki's informations? > > https://en.wikipedia.org/wiki/Scarlet_lily_beetle/ > > > Many thanks, > > > Louis Richard > > http://www.jardinsdedoris.ca/index.html > > https://facebook.com/pages/Les-jardins-de-Doris/… > _______________________________________________ > pbs mailing list > pbs@lists.ibiblio.org > http://pacificbulbsociety.org/list.php > http://pacificbulbsociety.org/pbswiki/ > > _______________________________________________ > pbs mailing list > pbs@lists.ibiblio.org > http://pacificbulbsociety.org/list.php > http://pacificbulbsociety.org/pbswiki/ > > _______________________________________________ > pbs mailing list > pbs@lists.ibiblio.org > http://pacificbulbsociety.org/list.php > http://pacificbulbsociety.org/pbswiki/ >