Very. Callery Pear has become one of the most significant invasive plant issues in the Midwest. The article below indicates how severe this issue is in Floyd County.
A lesson we should pay close attention to: American Chesnut trees became extinct in about 50 years because of an invasive species, a blight fungus inadvertently carried through trans-oceanic shipping. This is often considered the most severe ecological disaster impacting Earth’s forests……all from a single invasive species.
American Chesnut trees survived on Earth for 40 million years, before becoming extinct during the 1920’s.
Image above: Full page ad in a recent New Albany Tribune informing residents about the plight of invasive Callery Pear, this invasive tree is altering beneficial native plant communities.