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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	COORDINATES	ELEVATION	HABITAT	IMPROVEMENT LEVEL	NARRATIVE
0	W6 55665	AZ930-360	Neltuma velutina (Wooton) Britton & Rose	Arizona, United States	W6	2018							Wild material	Prosopis velutina	1970376	W6 55665
1	W6 55827	AZ040-268	Neltuma velutina (Wooton) Britton & Rose	Arizona, United States	W6	2018							Wild material	Prosopis velutina	1970538	W6 55827
2	WLP 2702	AS/CL/2022/057/187	Chilopsis linearis (Cav.) Sweet	New Mexico, United States	NA	2022	COLLECTED	09/05/2022	Gila National Forest, in wide valley with Gila River floodplain. Along Bill Evans Road, starting approximately 1.15 miles from the end of road. T17S R17W SE 1/4 NW 1/4 Sec. 17.	32.82946700, -108.60469600	1322	Washes in Gila River floodplain.	Wild material	Large shrub or small, multitrunked trees approximately 25 feet in height with a sprawling growth habit.	2139673	WLP 2702
3	W6 55829	AZ040-270	Sporobolus wrightii Munro ex Scribn.	Arizona, United States	W6	2018							Wild material	Sporobolus wrightii	1970540	W6 55829
4	W6 55833	AZ040-274	Sporobolus airoides (Torr.) Torr.	Arizona, United States	W6	2018							Wild material	Sporobolus airoides	1970544	W6 55833

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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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