An heirloom variety that is superb in taste and texture amongst the butterheads. Well-branching. Soft, buttery mid-green hearts are surrounded by red-tinged outer leaves. Heat tolerant. High resistance to tip burn, downy mildew & bacterial rot. Slow to bolt & holds well in the field. Ht: 8". Width: 12". Prefers moist, rich soil. Sun to part shade. (Maturity: 60 days full size) (Lactuca sativa 'Pirat')