Plants of mesic to wet meadows,
roadside ditches, thickets, swamps; flowering late July to early
plant height is from 3 to 5 feet. Colony-forming from
glaucous below the
inflorescence, but pubescent within the
inflorescence is confined
to the summit of the stem, somewhat open, often "pyramidal" in shape.
Branches are ascending and
Flower heads are radiate, arranged one-sided on
branches. Ray and disc
floret corollas are bright yellow.
Basal and lowermost stem
leaves are deciduous by flowering. Stem leaves are lanceolate/oblanceolate,
with three long, main veins that run approximately parallel to each
other. Leaf edges are
canadensis, S. altissima and S.
Note: S. gigantea is one of only two Solidago species
in our area with glaucous stems. The other is S. caesia.