Archive image from page 51 of A descriptive catalogue of vegetables. A descriptive catalogue of vegetables . descriptivecatal1940asso Year: 1940 48 ASSOCIATED SEED GROWERS, INC. LETTUCE Lactuca sativa Our stocks are bred for productivity, uniformity, and high quality. The number of days represents the time required to develop marketable heads from the planting of seed, under average conditions. However, since the maturity of the New York types varies with weather and growing conditions in the lettuce-producing sections of California and Arizona, the time required to develop heads indicates re
Archive image from page 51 of A descriptive catalogue of vegetables. A descriptive catalogue of vegetables . descriptivecatal1940asso Year: 1940 48 ASSOCIATED SEED GROWERS, INC. LETTUCE Lactuca sativa Our stocks are bred for productivity, uniformity, and high quality. The number of days represents the time required to develop marketable heads from the planting of seed, under average conditions. However, since the maturity of the New York types varies with weather and growing conditions in the lettuce-producing sections of California and Arizona, the time required to develop heads indicates relative maturity rather than exact period of growth. The letters indicate black seeded varieties, and white seeded. Varieties listed in larger letters are, in our judgment, the most desirable. The Impe- rial strains and varieties were developed by the late Ivan C. Jagger and introduced by the U. S. Dept. of Agriculture. They are resistant to brown blight; a destructive soil- borne disease. Where not otherwise indicated, the following varieties are of the heading or cabbage type. Days Big Boston (Trocadero), 75 A very popular variety for cold frame forcing and for outside culture. Head of medium size, and compact, with creamy yellow heart. Leaves smooth, glossy; wavy at the edge, which is slightly tinged with reddish brown. Boston Curled, 47 One of the first varieties used in the United States; non-heading, medium green, very curly and crisp. Similar to Grand Rapids, except darker in color. Medium in season, and probably the most fringed of all varieties. Brown Dutch, 78 A butter head of medium size. Leaves broad, thick and smooth, with plain edges, dark green with bronze red cast; head firm with buttery yellow inte- rior of good quality. California Cream Butter, 75 For market gardens. Heads are large, globular, solid, with golden yellow interior. Leaves large, thick, dark green, tinged and spotted with brown; of excellent quality. Chicken Lettuce,
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