Home vegetable gardening from A to Z, with special reference to Pacific coast conditions (1918)
Kruhm, Adolph · Garden City, New York, Doubleday, Page & company · leaf 208
HOME VEGETABLE GARDENING … SALSIFY, OR OYSTER PLANT SOW the long, slim, woody-looking seeds as soon as the ground can be worked, in rows, eighteen inches to two feet apart. Drop about two seeds to every inch and cover them a half to three-quarters of an inch deep. The average packet, handled in this manner, will sow twenty…
Vegetable gardening
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.