Devil’s Beggartick (Bidens frondosa L.)

Asteraceae (Aster Family) Synonym(s): Devil’s Beggartick, Spanish Needles Bloom Color: Yellow , OrangeBloom Time: Jun , Jul , Aug , Sept , Oct For more information about this plant, Click Here.

Annual Ragweed, Short Ragweed (Ambrosia artemisiifolia L.)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Annual Ragweed, Short Ragweed Bloom Color: Yellow , Green , BrownBloom Time: Jul , Aug , SeptBloom Notes: This plant, not Goldenrod, is a cause of hay fever, recognized by all who suffer the discomfiting allergy. For more information about this plant, Click Here. Similar Species: Great Ragweed, Giant Ragweed (Ambrosia trifidaContinue reading “Annual Ragweed, Short Ragweed (Ambrosia artemisiifolia L.)”

Buckwheat (Fagopyrum esculentum Moench)

Knotweed family (Polygonaceae) Bloom Color: WhiteBloom Time: Jun-NovNotes: The seeds are an attractive source of food to various upland gamebirds, graminivorous songbirds, and small mammals, including squirrels. For more information about this plant, Click Here.

Blanket Flower (Gaillardia pulchella Foug.)

Synonym(s): Indian Blanket, Firewheel, Girasol Rojo Asteraceae (Aster Family) Bloom Color: Red , Yellow , BrownBloom Time: May , Jun , Jul , AugBloom Notes: May flower longer if rains are plentiful. For more information about this plant, Click Here.

Woolly Dutchman’s Pipe (Aristolochia tomentosa Sims)

Aristolochiaceae (Birthwort Family) Synonym(s): Common Dutchman’s Pipe Bloom Color: Yellow , Green , PurpleBloom Time: Mar , Apr , MayCaterpillar Hosts: Pipevines (Aristolochia species) For more information about this plant, Click Here. Similar Species: Dutchman’s Pipe (Aristolochia macrophylla Lam.)

Hairy Buttercup (Ranunculus sardous Crantz)

Ranunculaceae (Buttercup Family) Synonym(s): Hairy Buttercup; Sardinian Buttercup, Hairy Crowfoot Bloom Color: YellowBloom Time: Apr , May , Jun For more information about this plant, Click Here.

Lentil Vetch (Vicia tetrasperma (L.) Schreb.)

Fabaceae (Pea Family) Synonym(s): Slender Vetch, Smooth Tare, Sparrow Vetch, Four Seeded Vetch Bloom Color: White , PinkBloom Time: Apr , May , JunBloom Notes: Four Seeded Vetch is native to Eurasia and invasive nearly everywhere else in the world. The minute corollas are in racemes of one to three, the usually four-seeded, as theContinue reading “Lentil Vetch (Vicia tetrasperma (L.) Schreb.)”

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.