Seed Savers Exchange is a popular place to purchase seeds. Founded in 1975, Seed Savers Exchange is a registered non-profit and the reason why heirlooms are so popular today. Heritage Farm in Decorah, Iowa is the headquarters of this organization. Here you’ll find their seed collection, display gardens and walking trails. They carry seeds for herbs, vegetables, fruits and flowers.

2. Seeds of Change

Seeds of Change offers 100 percent certified organic seeds and plants. They grow all their own seeds on their research farm or within their network of organic farmers. All of their offerings are open-pollinated, and they specialize in traditional and heirloom varieties.

3. Baker Creek Heirloom Seed Company

Baker Creek Seeds offers unique heirloom, non-genetically modified seeds. Baker Creek’s store in Petaluma’s historic Sonoma County National Bank building is a beacon for gardeners, foodies and tourists. If you’re ever in that part of California, have a look at the Baker Creek Seed Bank.

4. Territorial Seed

Territorial Seed was founded in 1979 by Steve Solomon. The company was later sold to Tom and Julie Johns in 1985. Since then, their main focus has been on making it possible for gardeners to improve their self-sufficiency and independence by enabling them to produce an abundance of good tasting, fresh from the garden food. Territorial Seed carries vegetable seeds and plants, along with garden supplies.

5. High Mowing Organic Seeds

Celebrating their 20th anniversary, High Mowing Organic Seeds started as a one-man operation, and  is now a thriving business. Over 600 heirloom, open-pollinated and hybrid varieties of vegetable, fruit, herb and flower seed are made available to home gardeners and commercial growers.