Simplified the seed packet options for swamp milkweed. small/medium/large 4/6/10 USD (or bitcoin) plus shipping. The best part of this seed it it needs no stratification. Just two weeks of hot and wet conditions and it usually flowers in the first year. Loves three to five years on average. https://www.growmilkweedplants.com/product-page/asclepias-incarnata-swamp-milkweed-seed