Another from the case files

The mobile larval cases of Coleophora argentula seem to be quite plentiful this year.

Coleophora argentula larval case on Yarrow (c) Dave Shenton

Coleophora argentula larval case on Yarrow

Although a bit like a needle in a haystack at first, it’s worth having a close look at any Yarrow seed heads; once you get your eye in, they can be quite easy to spot. They can sometimes be found on the stems, in which case (no pun intended) they are much easier to find.

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