Herbicide-Contaminated Compost and Soil Mix: What You Should Know — and What You Can Do About It | OSU Extension Catalog

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Herbicide-Contaminated Compost and Soil Mix: What You Should Know — and What You Can Do About It

Compost and soil mix products sometimes contain herbicide residue. This residue can damage certain vegetable, fruit and flower crops. The residue likely comes from contaminated hay, grass clippings or manure. Watch for stunted growth and distorted, curled leaves. Here are the steps to follow if you applied purchased compost or planting mix and notice these symptoms.

EM 9307 Published February 2021 7 pages

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Oregon State Extension has to be in the top !0 if they aren't #1 in gardening and growing information and fact sheets. Thank you.

Dan Gallagher C...

This seems the cause of the problem I have been searching for the cause & cure and found this. THANK YOU. This maybe the answer.

zzarnegar_91766

Great info! Much appreciated. Well done and easy to understand.

Deb

Debating whether or not to obtain grass clippings from landscapers for my composting. These tests with the peas seeds should be very helpful!

Paul Lueders

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