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Germplasm releases happen when the breeders “release” germplasm (a.k.a. breeding material) for seed companies to use in their breeding programs. The germplasm will have resistance to a disease or have better horticultural traits (like drought or salt tolerance).
Year Release Name
2020 Romaine Lettuce with- improved resistance to Sclerotina
2018 New Race of Bremia lactucae Bl-9US Identified
2017 USDA Release Four Verticillium Resistant Iceberg Lettuce Breeding Populations Iceburg Lettuce Breeding Populations
2014 USDA Releases Sixteen New Breeding Lines of Lettuce
2013 USDA Germplasm Release Baby Leaf Romaine breeding lines
2008 Germplasm Release Bacterial Leaf Spot Resistance
2008 Germplasm Release Iceberg Downy Mildew Resistance
2008 Germplasm Release- Leaf Downy Mildew Resistance
Germplasm Release Leaf Leafminer Resistance
2009 New Spinach Downy Mildew Strain
Germplasm Release Verticillium Resistance Lettuce
2009 Germplasm Release Romaine with Resistance to Dieback and with Improved Shelf life
2010 Germplasm Release Verticillium Resistant Iceberg Lines
2023 Green Leaf, Red Leaf, and Romaine Lettuce Lines with Resistance to Leafminer, Corky Root and Downy Mildew