Seeking treatment for allium Triquetrum that preferably has little impact on soil or other plants. Heard about constant mowing and fertilising and seeding to exhaust the bulb. Also looking at Sodium Chlorate but unsure how this will affect soil. Regards, Andrew.
20 September 2014 12:37 PM
You may be interested in Bayers commercial herbicide, Destiny for control of your onion weed. They have more information available on their website that can provide specific details.