- Introduced by Cornell University in the 1960's, Buttercrunch is the 1963 AAS winner because it is tolerant of stress, poor soils, and bolting in the summer heat.
65-75 days. All Year Round Butterhead Lettuce Seeds. Lactuca sativa. Non-GMO. Annual. An award-winning and absolutely hardy cultivar of butter head, Buttercrunch is tender, delicious, and looks as good in the garden as in the salad bowl. First introduced by Cornell University in the 1960s, Buttercrunch debuted as the 1963 All-America Selections vegetable winner for its tolerance to stress, poor soils, and bolting from summer heat. ~25,480 seeds per oz.
