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Considered an heirloom variety, blue corn has been used by many indigenous tribes dating back to pre-Columbian times. Grown mostly in New Mexico, Arizona and Mexico it is openly pollinated. Blue popcorn kernels are taken from Hopi Maize which was originally developed by the Native American Hopi.
There are a number of Midnight Blue varieties in the market, and Amish Country Midnight Blue Popcorn
by Wabash Valley Farms (Above) is a good choice. It works well with a Whirley Popper, and is also a good replacement for black popcorn seeds.
Popcorn is small with a good crunch and packed with flavor too. You won't have to worry about getting hulls in between teeth, since it is hulless.
Another hulless variety is the Baby Blue. Wabash Valley Farms Amish Country Gourmet Popping Corn, Sweet Baby Blue
is a good pick. It has smaller kernels, so more will need to be used. However, it works well with oil and is crunchier than other popcorns. As with other blue types, it is flavorful too.
If what you are looking for is a Blue Diamond variety, then American Spice has a Blue Diamond Popcorn
you can try. It is a good choice for those who want bigger popcorn and do not want to use so many kernels when cooking. Despite the size, it has relatively less hulls than other bigger popcorn varieties. It also carries the unique sweet flavor blue kernels are known for.
Lastly, if you want a plain Amish Blue variety, Wabash Valley Farms has something as well. Their Amish Country Blue Popcorn
is a popular product. It also produces medium to large sized flakes which have less hull. Although, it is a bit sweeter than other blue kernel types, you can expect something dense and crunchy.
More On Blue Popcorn
In terms of nutrition value, blue popcorn seeds have higher protein content and less starch giving it a lower Glycemic index. In short, they are much more nutritious than the usual white or yellow kernels.
Aside from this, its natural blue color also contains more antioxidants. When cooked it pops into a white flake with blue speckles. It has a sweet nutty taste that is very different from white and yellow popcorn.
Midnight Blue is perhaps the most popular popcorn kernel variety in the market thanks to being hulless and having good expansion rate. Baby Blue seeds also come close to this since they are also hulless, but produce a smaller flake.
Blue Diamond kernels produce bigger popcorn which is medium to large in size. Amish Blue is a hybrid variety which also yields medium to large flakes.