Reddit mentions of Invasion Biology: Critique of a Pseudoscience

I personally feel that "weeds" are one way that land communicates with humans. Are thistles and himalayan blackberries growing all over your fallow pasture? The land is saying "Keep out...I'm doing some soil restoration and creating useful and protective habitat for birds, insects and rodents!" It's what the land wants to do.

They tell us what stage of reforestation our land is in. They are wonderfully useful. I hesitate to use the term "weed", even. Some plants are opportunistic, some are dispersive. Here's a book on the subject. IMO the term "weed" ignores the role that humans have played in their propagation. It implies the plant is a nuisance, rather than an aid; that they have "invaded" rather than moved in as vulnerary plants.