[Market-farming] Vegetable Weevil Larvae
road's end farm
organic101 at linkny.com
Wed Jan 3 22:32:59 EST 2007
On Jan 3, 2007, at 7:28 PM, pam at twinoaks.org wrote:
> We've got an infestation of what I think are vegetable weevil larvae
> in our
> hoophouse, eating ragged holes in leaves of Hakurei turnips, tatsoi,
> choy, chinese cabbage, and, I fear, the spinach too. Anyone have
> experience of these beasties, and how to get rid of them organically?
> Apparently they come out at night, reproduce parthenogenetically, are
> affected by BT, go dormant in the summer, and eat a range of leaves and
> roots, preferring the new leaves in the crown of the plant. Argh! We
> some last year on the turnips, and pulled them all early, hoping to
> get rid of
> the problem. On the plus side, these pests don't fly and have only one
> generation each year. I've heard that Spinosad/Entrust will kill them,
> that's only available in $150 batches, and I'm hoping for something
> Any ideas out there?
> Pam Dawling, Twin Oaks Community, Virginia. Zone 7.
You can get smaller (and therefore cheaper) quantities of spinosad
labeled as Monterey Insect Spray, I think from Fedco and some others. I
have no idea offhand whether it's labeled for vegetable weevil larvae
or for greenhouse use.
-- Rivka; Finger Lakes NY, Zone 5 mostly
Fresh-market organic produce, small scale
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