[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, 
> pak
> 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 
> not
> 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 
> had
> 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, 
> but
> that's only available in $150 batches, and I'm hoping for something 
> cheaper.
> 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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