Batavian or Summer Crisp lettuces, such as the lettuce ‘Nevada,’ are tolerant of both cool spring temperatures and warming summer temps. Nevada lettuce has thick, ruffled leaves with both a satisfying crunch and velvety smoothness. The outer leaves of Nevada can be harvested or allowed to grow into a gorgeous large, open head. An additional benefit of growing Nevada lettuce in gardens is its disease resistance. Nevada is not only bolt tolerant but resistant to downy mildew, lettuce mosaic virus and tipburn. Plus, Nevada lettuce can be stored for longer periods when refrigerated immediately after harvest. Growing Nevada Lettuce in Gardens This open pollinated variety of Batavian lettuce matures in about 48 days. Mature heads are extremely uniform in appearance and about 6-12 inches 15-30 cm.) in height. Lettuce can be sown directly into the garden or started indoors 4-6 weeks before the anticipated transplant date. It grows best when temperatures are between 60-70 F. (16-21 C.). For an extended harvest, plant successive plantings every 2-3 weeks.
Read more at Gardening Know How: Nevada Lettuce Variety – Planting Nevada Lettuce In Gardens https://www.gardeningknowhow.com/edible/vegetables/lettuce/planting-nevada-lettuce-in-gardens.htm