Heirloom tomatoes are a popular choice for sustainable and organic gardeners. (Photo credit: Wikipedia) |
Simply put, heirloom vegetables are a specific variety vegetable that has been grown for many years and is open–pollinated. This is in contrast to hybrid and GM (genetically modified) vegetables. Heirlooms themselves are not necessarily organic, but when you grow them using organic techniques, they most definitely are.
Because they aren’t modified or cross-pollinated to produce new desirable traits, they may not look as pretty as the produce we’ve come to expect at the grocery store. But the good news is they are usually quite delicious - often much tastier than anything you could get at the grocery store! They are also often selected for their ability to withstand extreme weather and produce high yields.
To understand this a bit better, we need to look at 3 types of vegetables, or more specifically, 3 types of seeds. This information will help you in deciding what type of produce to buy and it will be highly useful if you are trying to grow your own produce as well.
- Heirloom Seeds: These are seed varieties that have been cultivated for many years, passed down from generation to generation, having fairly predictable results from crop to crop. There is no agreed upon age required for these seeds, but some suggest 50 years, while others say it should be 100. A lot of people agree upon a date of pre-1945 because that marks the end of World War 2 when growers started hybrid experimentation.
- Hybrid Seeds: Hybrids sometimes occur naturally, and other times intentionally to acquire specific characteristics, and hybrid seeds often produce high yields. It’s the cross-breeding of two species to produce a new plant. Hybrids can produce great results, but are problematic when home growers or small farmers want to use the seeds from their hybrid crop to create new crops. Seeds from a second generation hybrid plant simply do not produce predictable results. Thus, hybrid seeds are usually purchased again for each planting.
- GMO Seeds: Then we have the GMO seeds that are the intentionally genetically modified to produce very specific results. It’s the actual transfer of DNA from one organism (not necessarily other plants) to another to get those results. There are a number of debatable issues in regard to GMO ranging from ethics to ecology to economy.
Different potato varieties. (Photo credit: Wikipedia) |
Earlier in 2012 a lawsuit including nearly 300,000 American farmers was launched against Monstanto and its practices, but the suit has been denied. The lawyers representing the farmers issued an appeal in July to take Monstanto back to court. Where this goes, is unknown, but it makes the protection of heirloom seeds even more important.
So the next time you see that gnarled carrot or oddly shaped, strangely colored tomato at the farmer’s market, consider giving it a home. This is the type of produce we need to support if we want to sustain organic cultivation. And your taste buds will likely be pleasantly surprised by it's unique, rich depth of flavor!
Related Posts:
Hybrid vs. Open-Pollinated Seeds
Sustainable Gardening: Finding Non-Hybrid Seeds
Seed Diversity Graphic
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