Origin: in Lisbon, N.Y., by Fred L. Ashworth, St. Lawrence Nurseries, Heuvelton, N.Y. Introd. for its good breeding characteristics; not commercial. Discovered in 1947 as a wild highbush blueberry plant (Vaccinium corymbosum); named by U.S. Dept. of Agriculture (USDA), Beltsville, Md. Tree: a pure tetraploid; transmits hardiness, reported to have borne fruit after temperatures as low as-50F; resistant to frost injury during bloom time; used extensively for breeding purposes by USDA, Beltsville. Fruit: small, its chief disadvantage; ripens early.
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