Re: Heritage River Birch Pests

Yes, I've seen several on the tree. I always thought they looked like tiny
alligators, except the color. I had these things last year too. Should I
attempt to spray this winter you think?


Andrea H
Beaufort, SC 


> [Original Message]
> From: Daryl <pulis@mindspring.com>
> To: <gardenchat@hort.net>
> Date: 7/5/2005 8:06:12 AM
> Subject: Re: [CHAT] Heritage River Birch Pests
>
> Some stages of Aphids have wings, and Aphids and sawflies seem to be the
> major pests of birches around here, along with a few weeks of Japanese
> Beetles.  In most cases, the infestations are self-limiting.
>
> Do you know what baby ladybugs look like? If you've got ladybugs, they'll
> probably take care of the aphids for you.
>
> d
>
>
> ----- Original Message ----- 
> From: "A A HODGES" <hodgesaa@earthlink.net>
> To: "gardenchat" <gardenchat@hort.net>
> Sent: Monday, July 04, 2005 6:34 PM
> Subject: [CHAT] Heritage River Birch Pests
>
>
> > Anyone ever had a problem with pests on a River Birch? This is Betula
> > Nigra 'Heritage.' This year, and last I had major problems with what
> > something that has wings, is tiny and is a piercing, sucking insect.
> > Truthfully, they look like aphids with wings to me. I've tried blasting
> > them, and the tree also has quite a few ladybugs, but they are really a
> > serious problem. My tree probably has half the leaves it should.
> >
> >
> > There also seem to be some kind of beetles that look like a vegetable
> pest, maybe potato or cucumber beetles.
> >
> > What do I do? The tree was planted at the back of the house in a very
> > wet area, near where I do my repotting, etc. It's about 15 feet tall
> > now, and is growing rapidly, but probably not a rapidly as it should. I
> > planted it to create summer shade which is desperately needed at the
> > back.
> >
> >
> > Should I wait until this winter and then get on a ladder and blast it
> > with hort oil? I've never tried to systemically poison a tree before.
> >
> > Suggestions?
> >
> >
> > Andrea H
> > Beaufort, SC
>
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