Conover's Colossal Asparagus
A mammoth variety of vigorous growth, sending up from fifteen to forty sprouts each year, from one to two inches in diameter. Color, deep green, and crown very close.
Originally listed in: 1881 D.M. Ferry Catalog

Conover's Colossal Asparagus
An old, well known variety. Pkt., 10c; oz., 30c; ¼ lb., $1.00
Originally listed in: 1822-1920 Breck's High Grade Seeds

Conover's Colossal Asparagus
The old standard. Pkt., 5c; oz., 10c; ¼ lb., 20c; lb., 60c, postpaid.
Originally listed in: Burpee's Annual for 1916

Conover's Colossal Asparagus
A standard variety of large size and delicious quality. Certainly one of the best varieties grown. Postpaid, pkt. 4C; oz. 7C; 2 oz. 12C; ¼ lb. 20C; ½ lb. 30C; lb. 50C
Originally listed in: Great Northern Seed Co. 1918

Conover's Colossal Asparagus
The standard variety. Pkt., 5c; oz., 10c; ¼ lb., 20c; lb. Mail, 75c; lb. Exp, 60c.
Originally listed in: James J.H. Gregory's 1885 Retail Catalogue

Conover's Colossal Asparagus
One of the large, popular, green varieties; stalks bright green, often tinged purple at the top, of tender, fine quality.
Originally listed in: Porter and Sons mid-20th-century pricelist

Conover's Colossal Asparagus
Pkt., 05c.; Oz., 10c.; ¼ lb., 15c.; lb., 50c. Roots, 2 years - $1.00/hundred, $7.00/thousand.
Originally listed in: R.H. Allen Company 1888 Catalog