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cocoons? #165188

Asked January 26, 2014, 1:58 PM EST

I photographed the small ball shapes while pruning blueberry plants. Are they cocoons? Found as many as 5 or 6 strung together with very fine thread like material.If cocoons what might emerge when warmer. Good or bad for blueberry bushes

Cumberland County New Jersey

Expert Response

Because they are round they appear to be spider egg casings. They may, in time hatch out into spiders, or they probably will die in the freezing weather.If they do survive I suggest that you don't kill them as spiders are very benificial to the garden and are no danger to you.
An Ask Extension Expert Replied January 26, 2014, 2:05 PM EST

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