If you’re a gardener looking to expand your plant collection, this list covers the top 10 mail order seed companies ranked by the sheer variety of seeds they offer. Whether you want heirloom vegetables, rare flowers, or ethnic crops, these seed sources provide unparalleled selection and quality. This guide is ideal for home gardeners, small farmers, and seed collectors eager to explore diverse options delivered right to their door.
1. Baker Creek Heirloom Seeds
Baker Creek Heirloom Seeds is renowned for its extensive catalog of over 1,800 varieties, primarily focusing on rare and heirloom seeds from around the world. Their collection includes unique vegetables, flowers, and herbs that are often hard to find elsewhere. With a strong emphasis on preserving genetic diversity, Baker Creek is a favorite for gardeners seeking unusual and historically significant plant varieties.
2. Seed Savers Exchange
Seed Savers Exchange offers more than 2,000 seed varieties, specializing in heirloom and open-pollinated seeds. Their mission revolves around preserving biodiversity and sharing seeds from a nationwide network of growers. They provide detailed growing information and prioritize organic practices, making them a trusted source for sustainable gardeners.
3. Johnny’s Selected Seeds
Johnny’s Selected Seeds carries approximately 1,500 varieties, including vegetables, herbs, and flowers suited for both home gardens and commercial growers. Known for high-quality, tested seeds, they offer extensive support and growing guides. Their focus on performance and reliability makes them a top choice for serious growers seeking dependable varieties.
4. Territorial Seed Company
Territorial Seed Company boasts over 1,400 varieties, with a strong emphasis on plants adapted to the Pacific Northwest climate but suitable nationwide. They offer a broad selection of vegetables, flowers, and cover crops, along with organic and conventional options. Their customer service and educational resources help gardeners select varieties that thrive locally.
5. High Mowing Organic Seeds
High Mowing Organic Seeds offers around 1,300 certified organic varieties, focusing exclusively on organic seed production. Their catalog includes a wide range of vegetables, herbs, and flowers, all bred for organic systems. They are highly regarded for seed purity and support for organic gardeners and farmers.
6. Fedco Seeds
Fedco Seeds features more than 1,200 varieties with a cooperative business model that emphasizes organic and open-pollinated seeds. They provide detailed growing information and focus on varieties suited for northern climates, though their selection is broad enough for gardeners nationwide. Fedco is valued for affordability and strong community ties.
7. Southern Exposure Seed Exchange
Southern Exposure Seed Exchange carries roughly 1,100 varieties, specializing in seeds adapted for the Southeast and Mid-Atlantic regions. They focus on heirloom, open-pollinated, and organic seeds, with many varieties selected for heat and humidity tolerance. Their regional expertise makes them ideal for gardeners in warmer climates seeking reliable seed options.
8. Renee’s Garden Seeds
Renee’s Garden Seeds offers about 1,000 varieties, emphasizing gourmet vegetables, herbs, and flowers with unique flavors and colors. They are known for beautiful, full-color catalogs and detailed growing instructions. Their seeds are carefully selected for home gardeners interested in culinary and ornamental gardening.
9. Adaptive Seeds
Adaptive Seeds provides around 900 varieties with a focus on organic, open-pollinated, and regionally adapted seeds. They prioritize seed saving and genetic diversity, offering many rare and heirloom varieties. Their commitment to ecological responsibility appeals to growers looking for sustainable seed sources.
10. West Coast Seeds
West Coast Seeds offers close to 900 varieties, focusing on organic and open-pollinated seeds adapted to Canadian and northern U.S. climates. Their catalog includes vegetables, flowers, and herbs, with many varieties bred for short growing seasons. They are appreciated for seed quality and affordability in colder regions.
How to Choose
When selecting a mail order seed source, variety count is important but not the only factor. Consider climate adaptability—choose suppliers that offer seeds suited to your growing zone. Seed type matters too: organic, heirloom, hybrid, or open-pollinated depending on your gardening goals. Also, look for companies that provide detailed growing information, reliable germination rates, and strong customer support. Lastly, think about your priorities, whether it’s preserving rare genetics, culinary diversity, or ecological sustainability.
Frequently Asked Questions
Q: Are heirloom seeds better than hybrids?
Heirlooms preserve genetic diversity and flavor but may lack some disease resistance hybrids offer. Choose based on your gardening priorities.
Q: Can I save seeds from these varieties?
Most open-pollinated and heirloom seeds can be saved and replanted. Hybrids generally do not breed true in subsequent generations.
Q: How do I know if a seed source ships to my location?
Most U.S.-based companies ship nationwide and often internationally but check the company’s shipping policies before ordering.
Q: What does “organic seed” certification mean?
Organic seeds are produced under USDA organic standards without synthetic chemicals, ideal for organic gardening systems.
Q: Are these seed sources suitable for commercial growers?
Yes, many companies like Johnny’s and High Mowing offer bulk seed options and support for small-scale commercial growers.
Final Thoughts
Choosing the right mail order seed source depends on your gardening goals, climate, and preferences for seed types. This list highlights companies with the largest variety counts, ensuring you have access to diverse and unique seeds. Whether you prioritize heirlooms, organic certification, or regional adaptation, these seed suppliers offer reliable options to help your garden thrive year after year.
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