Argyresthia pseudotsuga explained

Argyresthia pseudotsuga is a moth of the family Yponomeutidae. It is found in North America, including Washington.

Adults emerge in April.

The larvae feed on Pseudotsuga menziesii.^[1] They mine the twigs and tips of their host plant. Pupation takes place around the end of January.^[2]

Notes and References

1. http://www.nhm.ac.uk/research-curation/research/projects/hostplants/search/detail.dsml?PK_MainID=139230&PSpeciesqtype=starts+with&PFamilyqtype=starts+with&sort=Family&Familyqtype=starts+with&Speciesqtype=starts+with&Genus=Argyresthia&Genusqtype=starts+with&PGenusqtype=starts+with&beginIndex=166&listPageURL=list.dsml%3fPSpeciesqtype%3dstarts%2bwith%26PFamilyqtype%3dstarts%2bwith%26sort%3dFamily%26Familyqtype%3dstarts%2bwith%26beginIndex%3d150%26Speciesqtype%3dstarts%2bwith%26Genus%3dArgyresthia%26Genusqtype%3dstarts%2bwith%26PGenusqtype%3dstarts%2bwith&searchPageURL=index.dsml%3fPSpeciesqtype%3dstarts%2bwith%26PFamilyqtype%3dstarts%2bwith%26sort%3dFamily%26Familyqtype%3dstarts%2bwith%26beginIndex%3d150%26Speciesqtype%3dstarts%2bwith%26Genus%3dArgyresthia%26Genusqtype%3dstarts%2bwith%26PGenusqtype%3dstarts%2bwith HOSTS - a Database of the World's Lepidopteran Hostplants
2. http://cfs.nrcan.gc.ca/pubwarehouse/pdfs/2039.pdf A Guide to Insect Pests in Douglas-fir Seed Orchards