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Sustainable Gardening · 4 min read

What Is OMRI Listed® — and Why It Matters for Organic Gardening

The OMRI seal means a product is verified for organic use. Here's what that guarantees.

By Kellogg Garden Team · June 5, 2026

The Organic Materials Review Institute (OMRI) independently reviews products for compliance with organic standards. An OMRI Listed® seal means you can use the product in an organic garden with confidence.

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