Solidago rugosa indiana dunes

Family:     Asteraceae (Sunflower family)

Duration:  Perennial

Height:     30 -200 cm (1 to 6.5 ft)

Blooming: Sept. - Oct.

 

Rough Goldenrod

Solidago rugosa  Mill.

Stem: erect, covered in stiff hairs 

Flowers: are in 50-1500 yellow flower heads which are relatively larger than other goldenrods.

Leaves: the basal leaves are not persistent up to flowering. The leaves textures are usually really scabrous or rough.

Sun: Full 

Ideal condition: slightly dry soil and full sun.

Solidago rugosa
Solidago rugosa cowles bog

all photos by Nathanael Pilla

Landscape: a strong standing, adaptable plant that provides bright yellow flowers for the fall season. It is an important source of nectar for butterflies and bees in autumn.  It can get very aggressive out-competing other flowers in your garden. 

Comments: there is a lot of variability in the appearance rough goldenrod's shape, hairiness, and size. Taxonomists have divided up the species into two subspecies and five varieties recognized in North America. Flora of North America's treatment differentiates these subspecies and varieties. 

Etymology: The epithet name rigidum is Latin for "rigid" because of the stiff nature of the plant. The genus, solidago, comes from the Latin word, solida meaning "whole" and ago meaning "to make".

Species Present and Native