Invasive butterbur

I am wondering how best to handle a deciduously shaded ravine forest garden being seemingly overtaken by an unknown species of perennial Elephant Ears. I gather some are edible, and some are poisonous. https://newscapesgardendesign.com/2016/07/29/elephant-ear-plants-edible-or-not/ While visually dramatic they would seem…

Noxious Weeds

I would like to plant a garden with Lilacs, Lambs Ear, Daisies and Forget me not. I am not permitted to grow any noxious weeds where I live. Are any of these plants noxious weeds, poisonous or cause bad allergies?…