|Coleophora artemisicolella larval case (centre) on Mugwort|
I also found quite a number of larval cases of Coleophora argentula on Yarrow, these being made from silk and much easier to spot.
|Coleophora argentula larval case on Yarrow seed head|
|Coleophora peribenanderi larval case on Creeping Thistle|
All in all, a good morning for Coleophoras. Sorry for the poor photos - I blame bad light!