Large-scale growers are ramping up to send some of the more common varieties, including green milkweed (asclepias viridis), to retail nurseries this year, according to the Native Plant Society of ...

antelope horn milkweed, green milkweed, butterfly weed, swamp milkweed and zizotes milkweed. Farmers will confirm that milkweeds are difficult to control once they are established, but monarch ...

Zizotes and tropical milkweed germinated and transplanted the best of all the species (showy, antelope horn, butterfly weed, swamp and green). Both of the species germinated in the spring and ...

RIO GRANDE CITY, Texas— The U.S. Fish and Wildlife Service today protected the prostrate milkweed as endangered. Only 24 populations of the plant survive, in south Texas and northern Mexico, where ...