Asclepias asperula Perennial Plant of the Year China where it grows to

China where it grows to 8

Some species will continue to grow into late fall or winter if the weather remains mild

Beginning in late September (a month earlier than most other forms of Salvia madrensis)

is several hours to the south

so we have made their trade name the official cultivar name

Asclepias asperula Perennial Plant of the Year China where it grows toAsclepias asperula, commonly know as antelope horn due to the leaf and seedpod shape, is a widespread US native that can be found on dry sandy gravelly soils from Oklahoma west to southern California. The plant forms a 2' tall x 3' wide clump, adorned from March into May (NC) with amazingly intricate 2" wide, dome shaped flower heads composed of dozens of flowers with green petals and a central purple, green, and white star a favorite of both Queen