close-up photo of a plant with green stems, commonly called a dogfennel plant or eupatorium

flower color blooming outdoors eutrochium leaf wild stem boneset green perennial gardening petal eupatorium purpureum beauty asteraceae wildflower botany closeup natural plant botanical season garden joepye colorful spring herbaceous nature floral purple bloom white close flora beautiful background pink maculatum fresh macro blossom environment summer outdoor leaves weed herb close-up stems commonly called dogfennel eupatorium selective focus