Norfolk status Largest of the four Dioryctria. Conifer plantations and heathland.
Smoother sub-terminal line on the forewing in D. sylvestrella than with D. abietella. In addition, the sub-terminal line approaches the dorsum almost at a right-angle in D. sylvestrella.
Recorded in 41 (55%) of 74 10k Squares. First Recorded in 2004. Last Recorded in 2024. Additional Stats
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