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I am sure that most of us are familiar with the concept of invasive species - non-native organisms that are introduced into a new environment and take advantage of the lack of natural checks and balances to run amok and impact our native species and natural ecosystems. My first introduction to invasive species was when I was a kid, growing up in the southern United States, seeing the invasive vine kudzu swallow entire trees.
Feral swine are also known as feral hogs, wild boar, wild pigs, or razorbacks and are defined by IL Admin Code Part 700 as populations or individual swine that are unrestrained and have adapted to living in a wild or free-forming environment.
Garlic mustard, just two little words can bring a groan from naturalists across the Eastern United States. But garlic mustard, Alliaria petiolata, also known as Poor Man’s Mustard, Hedge Garlic, Garlic Root and Jack-by-the-Hedge didn’t start out in this country as a menace.
When we think of the bawdy, overbearing characteristics of alien invasive species, often what first comes to my mind is their early-to-rise, late-to-bed season of growth. By emerging earlier than our natives, invasive species leaf out, scoop up all that precious sunlight and moisture, then quickly shade out the natives under their canopy that are still waiting for their time in the sun, which may never come.