- Originally developed by the United States Department of Agriculture in 1870, The Large American Flag Leek has large yields and can be grown in the home garden, greenhouse, or in open fields.
90-130 days. Large American Flag Leek Seeds. Allium ampeloprasum. Non-GMO. Open Pollinated. Large American Flag seeds produce leeks with large stems and leaves. This hardy crop can tolerate cold climates and can grow in zones 2-11. Leeks have a mild flavor, similar to onions, and can be used in stews, soups, and salads. ~9,000 seeds per oz.
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