Vernonia lettermannii ‘Iron Butterfly’ (Ironweed)

Clusters of beautiful deep purple flowers top this lovely plant, foliage is fine-textured, resembling that of Amsonia hubrichtii. Height 30-36″.

Clusters of beautiful deep purple flowers top this lovely plant, foliage is fine-textured, resembling that of Amsonia hubrichtii. Height 30-36".

Vernonia attracts bees, butterflies to the garden. Prefers dry to medium well drained soil. Drought tolerant when established. Tolerates a variety of soil condition and occasional flooding. Deer and rabbit resistant.

  • USDA Hardiness Zone(s): 4-9
  • Exposure: Full Sun
  • Bloom Time(s): August-October