Propagation Notes - Asclepias tuberosaCollect Seeds - Harvest seed in fall when pods become brown and crack. Secure pod with a rubber band to prevent seed floating away.
1. Zip lock plastic bag or small plastic container
2. Few table spoons of Vermiculite
3. Dampen vermiculite - not soggy
Soaking method -soak seeds for 36hours then plant as usual
Hardy Zone - 3 to 9