"Earlybird 50 Niger" is in the Willhite catalog, at www.willhiteseed.com. Willhite has many vegetable garden seeds, in particular hybrid corn, cantaloupe and watermelon varieties.
Southern Exposure Seed Exchange, at www.SouthernExposure.com, does not carry Niger, but they have other bee-preferred herbs and flowers, like hyssop, hairy vetch, clover, sunflowers, as well as vegetables. They are focused on the southern US but carry some varieties that do well in the north.
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