Eupatorium maculatum ‘Atropurpureum’ is a herbaceous perennial. It is also known as eupatorium Atropurpureum Group, Spotted Joe-Pye Weed, Eupatorium purpureum ‘Atropurpureum’, Joe-Pye Weed, Spotted Trumpetweed, Eupatorium purpureum subsp. maculatum ‘Atropurpureum’, upatorium maculatum ‘Atropurpureum’, Eupatorium fistulosum ‘Atropurpureum’, Eupatorium purpureum var. atropurpureum, or Eupatorium atropurpureum. It belongs to the Asteraceae family of plants. it is native to North America. The name maculatum refers to its purplish spots on the stem. It has purplish stems and a flat-topped pink cluster of flowers.
Eupatorium maculatum ‘Atropurpureum’ flowers in summer and autumn followed by seeds that are rather attractive even in winter months. It grows from 5 to 8ft or 1.5m to 2.4m. It attracts bees and butterflies and the seeds are a food source for birds.
Eupatorium maculatum ‘Atropurpureum’ is easy to grow and hardy. Plant it in the sun or partial shade in moist and fertile but well-drained soil. Though it does tolerate wet soil or clay. It is deer and rabbit resistant. It is a self-seeder but not invasive. It is a larval host for a variety of moths including rugby tiger moth and Clymene moth.