is a fantastic genus of plants for anyone creating a garden ... Russian sage (Salvia yangii), and purple coneflower (Echinacea purpurea) can make excellent sedum companions. With all the different ...

They’re inexpensive and readily available from a wide range of suppliers, such as these white Echinacea purpurea seeds available at Walmart. Here's how to do it: Coneflowers grow best if you put ...