Valley Heart (Lettuce/Romaine/pelleted)
Latin Name: Lactuca sativa
Item #: P173V
New This Year
75 days. A tall medium green romaine with slightly savoyed, large leaves. Plants have good cold, bolting and heat tolerances. Use for fresh market or hearts. Use for fall harvests. Pellets only. pvp
COS LETTUCE for fresh market and home garden
oz./28 g contains about 20,000 seeds
CULTURE: Cos lettuce is not usually started early in the greenhouse, most growers prefer several outdoor seedings from late Apr. to early July - for a continuous supply throughout the season. Sow seed 1/4 in./6 mm deep @ 2 per in./25 mm; cover with fine soil and firm. Space rows 16 - 18 in./41 - 46 cm apart. Thin seedlings to 8 in./20 cm apart.
BLANCHING: Upright heads can be blanched by tying outer loose leaves 5 in./13 cm from the ground when plants are 6 or 7 in./15 or 18 cm tall. This blanches tender hearts white.
HARVEST heads at ground level, when the heads feel firm.