Generic Materials Search: herbicides, nonsynthetic

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3 items found.

View the OMRI Generic Materials List Glossary in PDF format here.
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Corn Gluten – pesticide
Allowed with Restrictions
Crop Pest, Weed, and Disease Control
Nonsynthetic
May be used as a pesticide if the requirements of 205.206(e) are met. Specific materials must be evaluated using the OMRI GMO Decision trees to determine compliance. See also HERBICIDES – NONSYNTHETIC. See Glossary for definition of "pesticide."
205.206(e)
Fungal Herbicides
Allowed with Restrictions
Crop Pest, Weed, and Disease Control
Nonsynthetic
See also HERBICIDES – NONSYNTHETIC.
205.206(e) Biological pesticides.
Herbicides – nonsynthetic
Allowed with Restrictions
Crop Pest, Weed, and Disease Control
Nonsynthetic
The need for and use of herbicides derived from natural sources should be explained in the Organic System Plan. The Organic System Plan must justify that use of cultural practices, preventive, mechanical and physical methods are insufficient.
205.206(c) & 205.206(e)