16 GRAND RAPIDS GROWERS, Inc., Grand Rapids, Michigan 
Leaf Lettuce 
CULTURAL DIRECTIONS. One ounce to 150 feet of Head Lettuce should be sown in rows twelve inches apart 
drill. Lettuce requires rich soil to grow best quality. Mix and thinned to eight inches apart in the row. 
pulverized hen manure with the soil and sow seed very early During warm weather germination may be greatly aided 
in the spring. For Leaf Lettuce, sow in rows twelve inches by firming the seed bed, and sow the seed shallow. Keep the 
apart and do not thin until plants are big enough to use. soil moist until germination is completed. 
The above photograph shows the Grand Rapids Forcing Lettuce, Washington Strain, in full bloom in the greenhouse, 
where it is possible, by careful plant selection, to keep it up to its original purity. 
GRAND RAPIDS FORCING LETTUCE, WASH- 
INGTON STRAIN. 45 days. This splendid strain 
is one of the favorite strains being used by all of the 
larger growers, who recommend it as a superior Let- 
tuce. The late Mr. Yonker, who was one of our lead- 
ing greenhouse growers, by careful plant selection, 
has kept it up to its original purity. It is absolutely 
true to type. Color is light green, heads very leafy, 
leaf crisp, tender and curly, quality of the best. We 
Black-Seeded Simpson 
grow our own foundation seed in the greenhouse, as shown by the 
above photograph and send it to one of the best seed growers on 
the coast to grow the seed crop. 
Pkt., 10c; oz., 25c; 4 Ib., 70c; Ib., $2.00, postpaid. 
GRAND RAPIDS TIP-BURN RESISTANT, 45 days. Color 
light green, somewhat like the Washington strain, being used for 
greenhouse growing where tip-burn is visible. 
Oz., 25c; 4 lb., 70c; Ib., $2.00, postpaid. 
SLOBOLT. A new variety of the Grand Rapids type that is slow to 
bolt, developed by the United States Dept. of Agriculture and has 
a definite characteristic for withstanding high growing temperatures. 
Large, erect, compact; leaves broad, wavy, heavily fringed on the 
edges, tender, of light green color. 
Oz., 30c; 1% Ib., $1.00; Ib., $3.00, postpaid. 
EARLY CURLED SIMPSON. 40 days. An early loose leaf va- 
riety. One of the best sorts for the home garden. 
Oz., 25c; % Ib., 70c; Ib., $2.00, postpaid. 
%* BLACK-SEEDED SIMPSON. 40 days. One of the best loose 
leaf varieties for home garden or for the market garden, for out- 
door sowing. Can be grown all through the season; very tender. 
Pkt., 10c; oz., 25¢; 1% Ib., 70c; Ib., $2.00, postpaid. 
PRIZEHEAD, 45 days. A crisp and tender loose-leaved, non-head- 
ing sort, color light brown on a medium green base, quality good. 
Oz., 25c; V4 Ib., 70c; Ib., $2.00, postpaid. 
CHICKEN. ‘Tall, leafy, prolific. Dark green 
Oz., 25c; “4 Ib., 70c; Ib., $2.00, postpaid. 
OAK-LEAVED. 43 days. A distinct Lettuce. Leaves are smooth 
but are deeply lobed to resemble the leaf of an oak tree. 
Medium large size, spreading, fairly dark green. Leaves are 
thick, succulent and tender. 
Oz., 30c; 1% Ib., $1.00; Ib., $3.00, postpaid. 
