Zinnia grandiflora or Rocky Mountain Zinnia, is a branchy subshrub with nectar-rich flowers that have yellow, rounded petals, and a reddish orange center . Growing between 3000-7500 ft, this forb enjoys dry and rocky slopes or flats and calcareous soils. Rocky Mountain Zinnia can flower almost any time of year with rainfall, but primarily June-September. Plant in full sun. Low water use.

Rocky Mountain Zinnia, Zinnia grandiflora

  • 3000-7500'