Golden Alexanders, or Zizea aurea, is a native perennial that grows up to 3 feet tall. Golden Alexanders commonly grows in moist woods or fields in full sun to part shade. Bright yellow flowers bloom in late spring. Golden Alexanders is a host plant for swallowtail butterflies and attracts pollinators to its showy flowers. An excellent addition to butterfly gardens and moist areas of native plantings. Plant alongside narrowleaf ironweed and black-eyed susans.