Re: [compost_tea] spraying during bloom-grapes

From: <wpb_at_sympatico.ca>
Date: Fri, 13 Jun 2003 07:20:00 -0700

Hi Thomas,
Thanks for the info, I've been involved in grape growing for 25 years,
indirectly with organics for 2 come Sunday :-). I just got a chuckle
from the bee comment :-)
Bill "the non-lemming"

Thomas Giannou wrote:

> Bill, Most commercial varieties of grapes have self pollinating
> "perfect flowers" and bees are not required for pollination. There
> are grapes such as muskadine that have separate male and female
> flowers and bees do play a role in their pollenation. Self-pollination
> and wind cross-pollination are generally thought to be the more
> efficient pathways for grape pollination. One thing I've noticed is
> the pollen bearing anthers tend to be on the fragile side and if they
> are knocked off the flower before they release their pollen, fruit set
> can be reduced. Spray programs are not generally conducted during the
> pollination time so as to not disturb the fruit set. I would also not
> run overhead sprinklers during grape bloom time. Turning away heavy
> rains and hail, on the other hand, is a function of those nice looking
> grape leaves. :) --Thomas
> Giannouhttp://www.tandjenterprises.com ----- Original Message -----
>
> From: wpb_at_sympatico.ca
> To: compost_tea_at_yahoogroups.com
> Sent: Sunday, June 08, 2003 11:24 AM
> Subject: Re: [compost_tea] spraying during bloom-grapes
> Bees pollinate grapes? I generally stay out of the field
> during bloom as fruitset is affected.
> Bill
>
> soilfoodweb_at_aol.com wrote:
>
> > You don't want to interfere with the bees pollinating the
> > blossoms. Wet blooms can deter the bees, so spray before
> > blossom, and after. Of course, if in the middle of a
> > severer disease season, better to lose a few blossoms than
> > to get hit with severe disease.
> >
> > Elaine
> > President, Soil Foodweb Inc.
>
>
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Received on Thu Jun 12 2003 - 09:01:37 EDT

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