Photo © Donald Hobern
Dendrolimus pini, the pine-tree lappet, is a moth of the family Lasiocampidae. The species was first described by Carl Linnaeus in his 1758 10th edition of Systema Naturae. It is found in most of Europe ranging to eastern Asia.
The wingspan is 45–70 mm. The moth flies from June to August depending on the location.
The larvae feed on Scots pine (Pinus sylvestris), but also other Pinus species, as well as Norway spruce (Picea abies) and silver fir (Abies alba).
Source: Wikipedia
The primary larval foodplants are Lodgepole Pine (Pinus contorta) and Scots Pine (Pinus sylvestris).