Welcome to the National Clean Plant Network for Sweetpotato
What is the NCPN-Sweetpotato?
The National Clean Plant Network for Sweetpotato is an association of clean plant centers, scientists, educators, state and federal regulators, certified seed growers, and commercial growers from the fresh market and processing industries concerned with the health of planting stock (seed roots and vine cuttings). It formally joined the NCPN specialty crops network in 2015. The network operates under the umbrella of the United States Department of Agriculture (USDA).

Sweetpotato News
NCPN-Sweetpotato Center Reports - December 2020

Get all the latest news from the sweetpotato programs at Louisiana State University, North Carolina State University, and Mississippi State University.
LSU AgCenter Sweet Potato Research Station Virtual Field Day

Get a first-hand look at the LSU AgCenter Virus-Tested Sweet Potato Program with Chris Clark and Catherine DeRobertis. https://www.youtube.com/watch?v=PqdeTUX54lM. Learn more about the other Sweet Potato Research Station...
Video on Virus Elimination Therapy
"Excising sweetpotato microshoot tips for virus elimination therapy” is now available on YouTube. https://www.youtube.com/watch?v=ShvNqgbPSiE
Five Terms Defined for Sweetpotato Clean Plant Programs
Virus indexing is a method used to determine the presence and identity of sweetpotato viruses. The Brazilian morning glory (Ipomoea setosa), a close relative to sweetpotato, is sensitive to sweetpotato viruses. I. setosa is referred to as an...
Sweetpotato, NCPN Network News, Spring 2017

Matthew Garber, Garber Farms, Iota Louisiana “Garber Farms grows over 1,000 acres of sweet potatoes annually. Our average yields over the past 10 years has steadily increased to around 675 bushels per acre. The Foundation seed program provided by...