Showy Goldenrod (Solidago speciosa Nutt.)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Showy Goldenrod, Noble Goldenrod Bloom Color: YellowBloom Time: Aug , Sep , Oct For more information about this plant, Click Here.

Missouri Ironweed (Vernonia missurica Raf.)

Asteraceae/Compositae (Aster/Composit Family) Bloom Color: PurpleBloom Time: Jul , Aug , SepNotes: Missouri Ironweed can be distinguished from other Vernonia spp. primarily by the number of disk florets in the compound flowers, and the profuse hairiness of the stems and lower sides of the leaves. For more information about this plant, Click Here.

Oldfield Aster (Symphyotrichum pilosum var. pilosum)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Frost Weed, Hairy White Oldfield Aster, Oldfield Weed, White Oldfield Aster. Bloom Color: YellowBloom Time: Sept, OctNotes: Probably our most often encountered aster here in TN. For more information about this plant, Click Here.

Opposite-leaf Spotflower (Oppositifolia var. repens)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Oppositeleaf Spotflower, Opposite-leaf Spotflower Bloom Color: Orange , Yellow , GreenBloom Time: Jul , Aug , Sep , Oct , NovBloom Notes: Disc florets yellow to orange. Ray florets orange For more information about this plant, Click Here.

Curtis’ Goldenrod (Solidago curtisii Torr. & A. Gray)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Mountain Decumbent Goldenrod, Curtis’ Goldenrod Bloom Color: YellowBloom Time: Aug , Sep , Oct For more information about this plant, Click Here.

Sweet Goldenrod (Solidago odora Aiton)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Anisescented Goldenrod, Anise-scented Goldenrod, Sweet Goldenrod Bloom Color: YellowBloom Time: Jul , Aug , Sep , OctNotes: The crushed leaves of Sweet Goldenrod give off an anise scent that readily identifies this widespread species. For more information about this plant, Click Here.

Pink Thoroughwort (Fleischmannia incarnata (Walter) King & H. Rob.)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Pink Thoroughwort Bloom Color: White , Pink , PurpleBloom Time: Sept ,Oct , NovNotes: This plant is indeed most closely related to ageratums such as Blue Mist Flower (Conoclinium coelestinum). For more information about this plant, Click Here.

Horseweed (Conyza canadensis (L.) Cronquist)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Horseweed, Canadian Horseweed, Bitterweed, Hogweed, Squaw Weed, Colt’s Tail Bloom Color: WhiteBloom Time: Jul , Aug , Sep , Oct , NovNotes: The leaves have a sharp flavor and an aromatic taste similar to tarragon. For more information about this plant, Click Here.

Canada Goldenrod (Solidago canadensis L.)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Canada Goldenrod, Canadian Goldenrod, Tall Goldenrod, Giant Goldenrod Bloom Color: YellowBloom Time: Sep , Oct , NovNotes: Although it and other Goldenrods are commonly blamed for hay fever, this discomfort is usually caused by pollen from Ragweed (Ambrosia spp.) that blooms at the same time. For more information about this plant, ClickContinue reading “Canada Goldenrod (Solidago canadensis L.)”

White Snakeroot (Ageratina altissima (L.) King & H. Rob. var. altissima)

Asteraceae/Compositae (Aster/Composit Family) Bloom Color: WhiteBloom Time: Aug , Sep , OctNotes: Native Americans reportedly used a decoction of the roots as a remedy for snakebite, hence the common name. Settlers who drank milk from cows that fed on this plant often developed the disease called milk sickness. For more information about this plant, ClickContinue reading “White Snakeroot (Ageratina altissima (L.) King & H. Rob. var. altissima)”

Late-Flowering Thoroughwort (Eupatorium serotinum)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s):  White Boneset, Late Boneset, Late-flowering Boneset Bloom Color: WhiteBloom Time: Sep , Oct , NovQuiz: See if you can find the Lynx Spider (Peucetia viridans)! For more information about this plant, Click Here.