Quality    Fresh, young, green, and tender.  Leaves should not show evidence of insect injury, coarse stems, dry and yellowing leaves, excessive dirt, or poorly developed, are usually lacking in quality and cause excessive waste.  When buying freshness and tenderness should be demanded.  Leaves should be crisp, green, and clean.  Examine for yellow or brown leaves, bruising and crushing, or a large number of coarse stalks and stems.  Kale should be shipped well iced, cold and moist but should not be frozen as damage will occur.  Kale may be bought shed and clipped but should still be carefully checked for sand.   Grades    Two Grades exist U.S. No,1 and U.S. Commercial U.S.No.1  well trimmed not stunted, free from decay, and free from damaged or yellowed or discolored leaves, seed stems, wilting, freezing, dirt, disease, insects, or damage from mechanical means.