Three websites have lists of free mail-order seed catalogs, including About.com, Almanac.com and PAllenSmith.com. Stacy Fisher of About.com touts 71 free mail-order seed catalogs that include heirloom seeds, vegetable seeds, flower seeds and bulbs. The Old Farmer's Almanac, via Almanac.com, contains an alphabetical list of companies that have free mail-order seed catalogs. P. Allen Smith Garden Home features a dozen catalogs.
The About.com list contains companies in alphabetical order and 10 per page. Each company has a link to the official website of the catalog or to an individual About.com page regarding the seed company. Each individual About.com page explains how to order each catalog.
The list from Almanac.com has links to each seed company's website. This list also contains the address of each company, and the list consists of favorite seed companies of readers and editors. The Old Farmer's Almanac warns its readers that more and more gardeners put their catalogs online and discontinue print copies. Average readers can add additional companies in the comments underneath the list.
The list from P. Allen Smith Garden Home touts free mail-order seed catalogs as a way to plan for gardens in the spring. That means gardeners should order catalogs in winter to peruse seed selections available for spring plantings once the ground thaws. This gardener states some seed companies keep customers on a mailing list so people receive regular catalogs depending on the season.