https://christmastrees.ces.ncsu.edu/grubs-facts/
Grubs - Facts at a Glance - Christmas Trees | NC State Extension
May 8, 2020 - White grubs (Phyllophaga and Polyphylla species)PDF version of Grubs - Facts at a Glance (with photos)Where from: Native to USHost plants: Grasses, many other...
facts at a glancechristmas treesgrubsstateextension
https://christmastrees.ces.ncsu.edu/ssm-facts/
Spruce Spider Mite - Facts at a Glance - Christmas Trees | NC State Extension
Apr 10, 2020 - SSM (Olygonychus ununguis)PDF version of SSM - Facts at a Glance (including pictures)Where from: Native to USHost plants: Firs, spruces, hemlocks, other...
facts at a glancespider mite