General Culture:
Easily grown in average, medium, well-drained soil in full sun. Remove spent flower clusters to encourage additional bloom.
Noteworthy Characteristics:
Stiff goldenrod is a somewhat weedy, rhizomatous, Missouri native perennial which typically occurs in open woods, glades, thickets and prairies throughout most of the State. Features tiny, bright yellow, daisy-like flowers borne in dense, erect, flat-topped terminal clusters atop stiff, broad-leaved, hairy stems typically growing 3-5' tall. Individual flowers (to 1/2" diameter) are larger than those of most other native Missouri goldenrods. Flowers bloom late summer to early autumn. Goldenrods have been wrongfully accused of causing hay fever which is actually an allergic reaction to wind-borne pollen from other plants such as ragweed. Attractive to bees and butterflies.
Problems:
No serious insect or disease problems. Leaf rust is an occasional problem. May need to be divided every 2 to 3 years to control growth. Taller plants may need some support.
Uses:
Provides good color and contrast in late summer to early fall for the perennial border, wild garden, prairie, meadow, native plant garden or naturalized area.
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Garden, 2001-2010