Summertime. 70 days. Produces firm heads with crisp texture and delicious sweet flavor. Quality is good even when temperatures are high. Sun. Plant early in spring. Repeat every two weeks into fall. Protect from heat with shade cloth. Likes fertile soil, ample water. Best when picked minutes before your meal. Space lettuce plants 8" apart. 500 seeds per packet unless noted, will plant about 30' of row; one oz. sows 400'. Proven tops for performance, flavor and wide adaptability.