miscellaneous CBA info

Jim Sirch james.sirch at yale.edu
Thu May 4 11:39:00 EDT 2006


Did you also see the NY ScienceTimes article on Tuesday with research 
that garlic mustard will kill off beneficial fungi and definitely 
affects young tree growth. Quite a scary plant on all fronts!

Best,
Jim

  At 04:20 PM 5/3/2006, Lemmon wrote:
>Diane,
>
>I am responding to your question about Garlic mustard control.  Yes 
>we definitely want to get rid of it as it is credited with the 
>decline of  the West Virginia white butterfly because of the 
>chemicals in the garlic mustard are toxic to the larvae.  It also 
>displaces many native wildflowers.  The plant is a biennial and 
>flowers, produces seed and dies in the second year.  I should be 
>pulled up carefully, grasping close to the base to get all of the 
>roots.  They have very shallow root and come out very easily. It 
>should be pulled before the seeds appear, while there are still 
>white flowers.  It needs those flowers to set seed, and if you keep 
>pulling them up, you can eventually eliminate a population.  The 
>seeds are viable in the soil for five or more years.  Each plant 
>produces hundreds of seeds that scatter up to several yards from the 
>parent plant.
>I use very hot vinegar to kill young seedlings that are clumped 
>together in our woods.
>
>Carol Lemmon
>
>
>
>
>ButterflyPR at comcast.net wrote:
>Uh oh. Just checked the weather for Sunday and it looks like rain is 
>predicted. It's deja vu all over again!
>
>In case it clears, our new CBA vice president Larry Gall plans to 
>lead a trip at West Rock Park in New Haven at 10 AM.
>
>As always, visit www.ctbutterfly.org for more info/directions.
>
>Something new to put on your calendar: this year, instead of Field 
>Day, the CBA will be having a picnic. Saturday July 8, we'll meet at 
>10 AM at Chaffinch Island Park, then have field trips in the park 
>and surrounding areas, i.e. Jared Elliott Preserve. Then we'll 
>picnic at the park. It will be a BYO picnic; there will be some 
>grilling facilities available. More info as we get closer to the event!
>
>A thank you to David Wagner for a fascinating talk on caterpillars 
>last week. The illustration of the frass-hurling caterpillars will 
>remain with me for a long time... But seriously, I learned a lot and 
>look forward to spending more time reading the book.
>
>And finally, a question about garlic mustard. I know we want to get 
>rid of it, but I seem to remember someone saying that if we pull it, 
>it somehow makes it spread. Any thoughts?
>
>Diane
>



---------
Jim Sirch
Public Education Coordinator
Yale Peabody Museum of Natural History
170 Whitney Avenue
P.O. Box 208118
New Haven, CT  06520-8118
tel  (203)-432-6919
fax  (203)-432-9816
email james.sirch at yale.edu
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