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CGM contains 10 percent nitrogen by weight and makes an excellent fertilizer for plants with a well-established root system. It is a preemergence material only and has no postemergence effect on weeds that are already established. Manee_Meena/Shutterstock
Q: Your previous article on weed control is spot-on regarding the limitations of weed control via vinegar, boiling water, sodium chloride, etc. I have tried all of them. None are very effective.
The article mentions preemergents with corn gluten. Does corn gluten do the job?
Email questions to Jeff Rugg at [email protected]. To find out more about Jeff Rugg and read features by other Creators Syndicate writers and cartoonists, visit the Creators Syndicate website at Creators.com. Copyright 2026 Jeff Rugg. Distributed by Creators Syndicate.
