[NatureNS] Curious growths on oak tree leaves

From: Christopher Majka <c.majka@ns.sympatico.ca>
To: naturens@chebucto.ns.ca
Date: Thu, 16 Jul 2009 23:01:22 -0300
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Hi Maria,

On 16-Jul-09, at 9:44 PM, Phil & Maria wrote:

> Thanks Christopher!
> I followed your link and read up on the apple gall wasp...apparently  
> it's nothing to worry about, and I need not do anything at all as it  
> won't harm the tree and it won't harm people.
> I'm wondering tho, if I destroy the galls when the first start  
> appearing, will I eventually break the cycle?

Break what cycle?

> Another interesting note...there is a young oak tree at my cottage  
> in Upper Economy...my father planted both these trees...the one at  
> the cottage first, and mine a couple of years later.  I checked the  
> cottage one...there are no galls on it this year at all, although I  
> know they have been there previous years...I wonder why that is?

Nature has many mysteries, and unfortunately trees can't speak ... ;->

Cheers!

Chris


Christopher Majka  <c.majka@ns.sympatico.ca> | Halifax, Nova Scotia,  
Canada

* Research Associate: Nova Scotia Museum | http://museum.gov.ns.ca/mnh/research-asfr.htm
* Review Editor: The Coleopterists Bulletin | http://www.coleopsoc.org/
* Subject Editor: ZooKeys | http://pensoftonline.net/zookeys/index.php/journal/index
* Associate Editor: Journal of the Acadian Entomological Society | http://www.acadianes.org/journal.html
* Editor: Atlantic Canada Coleoptera | http://www.chebucto.ns.ca/Environment/NHR/atlantic_coleoptera.html

"Whenever I hear of the capture of rare beetles, I feel like an old  
war-horse at the sound of a trumpet." - Charles Darwin


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<html><body style=3D"word-wrap: break-word; -webkit-nbsp-mode: space; =
-webkit-line-break: after-white-space; ">Hi Maria,<div><br><div><div>On =
16-Jul-09, at 9:44 PM, Phil &amp; Maria wrote:</div><br =
class=3D"Apple-interchange-newline"><blockquote type=3D"cite"> <div =
bgcolor=3D"#ffffff" text=3D"#000000"> Thanks Christopher!<br> I followed =
your link and read up on the apple gall wasp...apparently it's nothing =
to worry about, and I need not do anything at all as it won't harm the =
tree and it won't harm people.&nbsp; <br> I'm wondering tho, if I =
destroy the galls when the first start appearing, will I eventually =
break the cycle?<br></div></blockquote><div><br></div><div>Break what =
cycle?</div><br><blockquote type=3D"cite"><div bgcolor=3D"#ffffff" =
text=3D"#000000"> Another interesting note...there is a young oak tree =
at my cottage in Upper Economy...my father planted both these =
trees...the one at the cottage first, and mine a couple of years =
later.&nbsp; I checked the cottage one...there are no galls on it this =
year at all, although I know they have been there previous years...I =
wonder why that is?<br></div></blockquote></div><br></div><div>Nature =
has many mysteries, and unfortunately trees can't speak ... =
;-&gt;</div><div><br></div><div>Cheers!</div><div><br></div><div>Chris</di=
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