@b4cks4w I live about 45 minutes to an hour away of an area of “old growth forest” (on the grounds of James Madison’s Montpelier) and they say there are no invasive plants or trees at all.
I’m no expert, but from what I know & what I see, that’s true!
@b4cks4w Here’s info…
https://www.oldgrowthforest.net/va-james-madison-landmark-forest