I'm not really sure what argument you're trying to make here. Plants regularly use toxins to kill off competitors. We even know how at least on of them works no

I'm not really sure what argument you're trying to make here. Plants regularly use toxins to kill off competitors. We even know how at least on of them works now: https://www.mpg.de/9731123/plants-allelochemicals-competition https://www.mpg.de/9731123/plants-allelochemicals-competitio...