Tagetes patula flowers are grown and harvested annually to add to poultry feed to help give the yolks a golden color. The florets can also be used to color human foods. A golden yellow dye is used to color animal-based textiles including cotton and synthetic textiles. - Wikipedia
These flowers are really prolific to almost weedy. But the bees and butterflies don't complain. Full sun makes larger plants with better blooms.
Seed Packs and the paper sleeve labels, are made from 100% post consumer paper. That means these seed packs are compostable! I actually take the labels that mis-printed and feed them to my worm bins. I wonder if worms can read?
Seeds are measured by weight, 0.4 g