It has also been bred from cocoons of Neodiprion sertifer.

Neodiprion sertifer, (Geoffroy)

The pupae of other Lepidoptera and from cocoons of the pine sawfly, Neodiprion sertifer.

Neodiprion sertifer, the European pine sawfly, is a sawfly species in the genus Neodiprion.

Catechin-7-O-glucoside can be found in Bergenia ciliata or can be isolated from the hemolymph of the European pine sawfly (Neodiprion sertifer).

There are another pest of forest trees, the species of sawfly (Neodiprion sertifer, N. lecontei, N. pratti pratti, etc.), which have been successfully controlled by their NPV's.