One in an occasional series of guides on growing popular plants. Other guides include lenten rose, peony, redbud, azalea, elephant ear, coleus, lantana, savory calamint and rudbeckia. Nine species of ...
The purple coneflower belongs to the genus Echinacea which contains nine species with numerous cultivated varieties. Echinacea purpurea (purple coneflowers) are native to eastern and central parts of ...
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