Q.How To Get Rid Of Onions/scallions In My Yard/lawn?
we have tried various things: weed killers, digging them out, boiling water followed by vinegar (most effective on all the ideas, but labor intensive. Anybody got any scalable solutions for this? thanks!

Certified GKH Gardening Expert
Unfortunately, unless you introduce chemicals to your lawn, it sounds like you are doing all that you can to control them. These articles will help, though:
https://www.gardeningknowhow.com/plant-problems/weeds/killing-wild-onions.htm
https://www.gardeningknowhow.com/plant-problems/weeds/wild-garlic-control.htm