Giant Ironweed - Vernonia gigantea retired Watering: Maintain moist soil

Watering: Maintain moist soil

adorning itself with beautiful white flowers and it fruits in the summertime

Zones: 4-10

Female plants produce fruit

moderately dry (drier at night)

Giant Ironweed - Vernonia gigantea retired Watering: Maintain moist soilYou wouldn't know from the purple blooms, but Giant Ironweed is a member of the sunflower family. This USA native wildflower commonly beautifies roadsides, grasslands, and woodlands while inviting butterflies and bees with its attractive nectar. Giant Ironweed is a perennial that goes dormant in the winter. It flowers from late summer to early fall. Average mature height: 3 to 10 feet Light: full sun to part shade Soil: Well drained Water: Medium to