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June 1, 2026 – New Shipping Procedures

Effective June 1, 2026, all U.S. National Plant Germplasm System (NPGS) recipients are required to pay the shipping charges of their germplasm requests by providing a prepaid label or waybill. For more details, please refer to our Frequently Asked Questions.

News

Effective Jan. 1, 2025, the U.S. National Plant Germplasm System will modify its SMTA acceptance policy to distinguish between propagative and non-propagative germplasm. [Read More]

The U.S. Department of Agriculture (USDA) released today the National Strategic Germplasm and Cultivar Collection Assessment and Utilization Plan in support of the Agricultural Research Service (ARS) U.S. National Plant Germplasm System’s (NPGS) mission [Read More]

International distributions are covered by the International Treaty on Plant Genetic Resources for Food and Agriculture and could be covered by the Standard Material Transfer Agreement (SMTA). [Read More]

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	ACCESSION	PLANT NAME	TAXONOMY	ORIGIN	GENEBANK	RECEIVED	SOURCE TYPE	SOURCE DATE	COLLECTION SITE	IMPROVEMENT LEVEL
0	PI 576924	W6 10003	Allium pskemense B. Fedtsch.	Germany	W6	1989	COLLECTED			Uncertain improvement status	1471895	PI 576924
1	PI 576923	S 3606	Allium pskemense B. Fedtsch.	Netherlands	W6	1984	COLLECTED			Uncertain improvement status	1471894	PI 576923
2	PI 280576	784	Allium pskemense B. Fedtsch.	Former, Soviet Union	W6	1962	COLLECTED		Botanical Garden	Uncertain improvement status	1208761	PI 280576
3	W6 12755	W6 12755	Allium pskemense B. Fedtsch.	Uzbekistan	W6	1993	COLLECTED	1992		Uncertain improvement status	1061406	W6 12755

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June 1, 2026 – New Shipping Procedures

News

SMTA Acceptance Policy

USDA Introduces a Multi-Year Plan to Strengthen U.S. Genebank Management of Plant GermplasmInternational Distributions

International Distributions

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