the plants do look alike. But being able to tell the difference between them is crucial, since swallow-wort should be eradicated from your garden. On the other hand, milkweed, which can pop up in ...

However, not all milkweed plants are alike in characteristics, color, and optimum growing conditions. Some species are more suited than others to act as host plants for specific insects.

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 ...

The sap inside milkweed is toxic to pets and other animals, so for years and years home gardeners and farmers alike have worked to eradicate the plant from their flower beds and farmland.