Head lettuce "Safir"

Head lettuce "Safir".
Variety for spring forcing in greenhouses and unheated plastic shelters.
Head is light yellow/green-yellow in crosssection, well-closed in full maturity.
Resistant to tipburn and downy mildew races B 1, 3, 4, 6, 11, 12.
Sowing from November until January, transplanting from December until March.
90 -100 days from sowing.
1000 seeds = 1,0-1,5 g.
1,0 g = 800-1000 seeds.