Have you tried DE aka Diatomaceous Earth or a soap solution?
For the soap solution:
A quart of warm water, and one teaspoon of dish soap, mix and put in a spray bottle.
Invasive plants are Earth's way of insisting we notice her medicines. Stephen Herrod Buhner
Everyone learns what works by learning what doesn't work. Stephen Herrod Buhner
I'm just a girl, standing in front of a boy, asking him view this tiny ad:
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