Lactuca sativa (33 days) Tango is a curled baby leaf variety that has a crisp, clean texture and holds up well with numerous salad dressings. Uniform attractive plants form tight, erect rosettes, 12" across and 6-8" tall. Tango has been used for years in salad mixes and is a favorite of the home gardener. Approx. 25,000 seeds per ounce.