Ferry-Morse 1304 Lettuce Seeds, Grand Rapids (1.8 Gram Packet)  (Older Model) This Ferry-Morse seed packet contains Grand Rapids lettuce which will plant approximately a 60-foot row Guaranteed to grow 45 days to harvest Plant 1/4-inch deep, 18-inch row spacing, and 6-inch plant spacing; cool weather crop Includes one, 1.8-gram packet