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.

Carolina Buckthorn (Frangula caroliniana (Walter) A. Gray)

Rhamnaceae (Buckthorn Family) Synonym(s): Carolina False Buckthorn, Yellow Buckthorn, Indian Cherry, Yellowwood Bloom Color: Yellow , GreenBloom Time: May , JunNotes: Although called a buckthorn, this species has no spines. 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.

Prairie Tea (Croton monanthogynus Michx.)

Euphorbiaceae (Spurge Family) Synonym(s): Prairie Tea, One-seed Croton, Doveweed, Dove Weed, Prairie Goatweed Bloom Color: White , GreenBloom Time: Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov For more information about this plant, Click Here and Here.

Partridge Pea (Chamaecrista fasciculata (Michx.) Greene)

Fabaceae (Pea Family) Synonym(s): Partridge Pea, Sleepingplant, Sensitive Plant Bloom Color: YellowBloom Time: Jun , Jul , Aug , Sep , Oct 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)”

Carolina Elephant’s Foot (Elephantopus carolinianus Raeusch.)

Asteraceae/Compositae (Aster/Composit Family) Bloom Color: Pink , PurpleBloom Time: Aug , Sep , OctNotes: The common name elephant’s foot refers to the large basal leaves of this species. For more information about this plant, Click Here.

Giant Ironweed (Vernonia gigantea Trel. ex Branner & Coville)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s):  Tall Ironweed Bloom Color: PurpleBloom Time: Aug , Sep , OctNotes: The common name refers to the toughness of the stem. For more information about this plant, Click Here.

Blue Mistflower (Conoclinium coelestinum (L.) DC.)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s):¬† Wild Ageratum, Blue Boneset Bloom Color: Blue , PurpleBloom Time: Jul , Aug , Sep , OctNotes: Blue Mistflower attracts bees and butterflies. However, this wildflower spreads quickly and can become a pest. For more information about this plant, Click Here. 

Southern Wild Senna (Senna marilandica)

Fabaceae (Pea Family) Synonym(s): Maryland Senna, Maryland Wild Senna, Southern Wild Senna, Wild Senna Bloom Color: YellowBloom Time: Jul , AugNotes: Easily confused with the non-native and invasive Sicklepod (Senna obtusifolia). For more information about this plant, Click Here.