Growing Asclepias Curassavica From Seed. The flowers are a great source of nectar for butterflies hummingbirds bees and other beneficial insects. This germination might take several months.
Asclepias curassavica grows easily from seeds reaches two to three feet 60 to 90 cm tall and spreads to about one and a half to two feet 45 to 60 cm. Follow along with this handy how to grow asclepias guide and enjoy butterflies hummingbirds and a host of other pollinators in your garden. Plant non stratified seed into peat pots filled with seed starting soil or medium.
Asclepias curassavica photograph by malcolm manners.
This happens naturally outdoors in a cold climate. In addition to adorning gardens the plant looks quite attractive in a mixed border or background setting. Asclepias tuberosa prefers dry sandy conditions or any average garden soil in full sun. Indoors you can mimic this by placing the seeds in the fridge for several weeks before sowing them.