If you’re an avid gardener, farmer, or plant enthusiast looking to grow a diverse range of plants, finding a seed supplier with an extensive catalog is essential. This list covers the top mail order seed sources known for their vast variety of seeds, including heirlooms, rare varieties, organic options, and seeds suited for different climates and growing conditions. Whether you’re starting a vegetable garden, planting flowers, or cultivating herbs, these suppliers offer some of the most comprehensive selections available by mail.
1. Baker Creek Heirloom Seeds
Baker Creek Heirloom Seeds specializes in rare and heirloom seeds from around the world, boasting one of the largest collections of non-GMO seeds in the United States. Their catalog includes over 1,800 varieties, focusing heavily on vegetables, flowers, and herbs that are often difficult to find elsewhere. This company is particularly valued by gardeners who want to preserve genetic diversity and grow unique, historically significant plants.
2. Johnny’s Selected Seeds
Johnny’s Selected Seeds offers a broad selection of over 1,000 seed varieties tailored for both home gardeners and commercial growers. They are known for their high-quality, rigorously tested seeds with detailed growing information and support. Their inventory includes organic, hybrid, and heirloom seeds, with a strong emphasis on vegetables and herbs suited for northern climates.
3. Seed Savers Exchange
Seed Savers Exchange is a nonprofit dedicated to preserving heirloom seeds and plant biodiversity. Their catalog includes more than 1,700 varieties, many of which are rare or endangered. Members gain access to exclusive seeds and can participate in seed exchanges, making it a prime source for gardeners passionate about seed saving and heritage plants.
4. Territorial Seed Company
Territorial Seed Company carries over 1,000 varieties of seeds, focusing on plants adapted to the Pacific Northwest but suitable for a wide range of climates. Their catalog includes vegetables, fruits, flowers, and cover crops, with a reputation for detailed growing guides and excellent customer service. They also offer organic and untreated seed options, appealing to both organic gardeners and conventional growers.
5. High Mowing Organic Seeds
High Mowing Organic Seeds is 100% dedicated to organic, non-GMO seeds with over 600 varieties in their catalog. They serve small-scale farmers and home gardeners alike, emphasizing sustainable and organic farming practices. Their seeds are all certified organic, making them a trusted source for gardeners who want to avoid synthetic chemicals and support ecological health.
6. Southern Exposure Seed Exchange
Southern Exposure Seed Exchange specializes in seeds adapted to the Southeastern United States, offering around 700 varieties with many heirloom and open-pollinated options. Their catalog features vegetables, flowers, and herbs that thrive in warm, humid climates. They are well-regarded for their focus on sustainable agriculture and education about seed saving and regional gardening.
7. Nichols Garden Nursery
Nichols Garden Nursery is a family-owned business with a catalog of about 800 varieties, including many heirloom and rare seeds. They offer a wide range of vegetables, flowers, and herbs, with a reputation for excellent customer service and detailed planting instructions. Their focus on sustainable gardening and unique varieties appeals to gardeners looking to diversify their gardens.
8. Fedco Seeds
Fedco Seeds is a cooperative seed company based in Maine, offering over 1,000 varieties with a strong emphasis on regional adaptability for colder climates. They provide both organic and untreated seeds, with a catalog that includes vegetables, flowers, and cover crops. Fedco is known for affordable prices and a commitment to sustainable agriculture, making them popular among northern gardeners and small farmers.
9. Renee’s Garden Seeds
Renee’s Garden Seeds offers over 600 varieties, including many unique and gourmet vegetables, herbs, and flowers. Their seeds are carefully selected for flavor, ease of growing, and garden performance. The company is recognized for beautifully illustrated seed packets and detailed growing information, making it a favorite among home gardeners seeking high-quality, reliable seeds.
10. Adaptive Seeds
Adaptive Seeds is a small, specialized seed company focusing on open-pollinated and heirloom seeds adapted to the West Coast climate, with about 400 varieties in their catalog. They emphasize seed sovereignty and sustainable agriculture, offering many rare and regionally adapted vegetables, herbs, and flowers. Their dedication to genetic diversity and local adaptation makes them a valuable resource for gardeners in the Pacific Northwest and California.
How to Choose
When selecting a mail order seed source, consider your climate zone and the types of plants you want to grow—some suppliers specialize in regional varieties. Decide if organic or untreated seeds are important to you, as some companies focus exclusively on organic certification. Also, think about whether you prefer heirloom, hybrid, or open-pollinated seeds based on your gardening goals. Customer service, seed germination rates, and detailed growing information can also influence your choice, especially if you’re a beginner or growing rare varieties. Lastly, consider if you want to support nonprofits or cooperatives that focus on seed preservation and sustainability.
Frequently Asked Questions
Q: What are heirloom seeds, and why should I choose them?
Heirloom seeds come from plant varieties that have been passed down for generations without genetic modification. They often have unique flavors and traits and help preserve agricultural biodiversity.
Q: Are mail order seeds guaranteed to germinate?
Most reputable seed companies provide germination rates and freshness guarantees, but germination also depends on proper storage and planting conditions.
Q: Can I find organic seeds through mail order?
Yes, many seed companies specialize in or offer certified organic seeds, which are grown without synthetic pesticides or fertilizers.
Q: How far in advance should I order seeds?
Order seeds a few months before your planting season to ensure timely delivery and allow for any shipping delays, especially for rare or specialty varieties.
Q: What is the difference between hybrid and open-pollinated seeds?
Hybrid seeds are bred for specific traits and may not produce true-to-type plants if saved, while open-pollinated seeds produce plants that are genetically stable and true to the parent.
Q: Are there seed companies that focus on rare or unusual varieties?
Yes, companies like Baker Creek Heirloom Seeds and Seed Savers Exchange specialize in rare, heirloom, and endangered varieties not commonly found in mainstream catalogs.
Final Thoughts
Choosing the right mail order seed source with a large variety depends on your gardening goals, climate, and preferences for organic or heirloom seeds. The companies listed here represent some of the best options for gardeners seeking diversity, quality, and sustainability. By exploring these suppliers, you can access a world of seeds that will help you create a vibrant, productive garden with unique and flavorful plants. Happy planting!
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