By Alan Branhagen, Executive Director, Natural Land Institute Two ornamental trees have been added to the Illinois Noxious Weed List: Callery Pear (Pyrus calleryana) and Amur Corktree (Phellodendron amurense). I’ll admit, I specified planting Callery Pears way back...
By Alan Branhagen Note: The 2025 National Invasive Species Awareness Week is Feb. 24-28. Read about it here. The term “invasive plants” refers to those plants that are not native to a particular region AND that also spread by whatever means in a manner that inhibits...
Callery Pear. “Remove it if you have it” says our new Ex. Dir., Alan Branhagen. He also said you will save a lot of time and money in the future if you just remove it now. This tree has been widely used in landscaping and has now become very invasive in southern and...
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