White Avens (Geum canadense Jacq.)

Rosaceae (Rose Family) Synonym(s): White Avens, Cramproot, Chocolate Root, Throatroot Base Flower Color: WhiteReproductive Phenology: May, Jun, Jul, Aug, Sept, Oct, Nov For more information about this plant, Click Here.

Blackseed Plantain (Plantago rugelii Decne.)

Plantaginaceae (Plantian Family) Synonym(s): Blackseed Plantain, Pale Plantain Base Flower Color: WhiteReproductive Phenology: May, Jun, Jul, Aug, Sept, Oct, NovBloom Notes: This plant is widely regarded as an unattractive weed, but its ecological value, particularly to mammals and moths, is rather high. For more information about this plant, Click Here.

Limestone Prairie Fleabane (Erigeron strigosus Muhl. ex Willd. var. calcicola J. Allison)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Prairie Fleabane, Daisy Fleabane, Limestone Fleabane Base Flower Color: White, Pink, Yellow, BlueReproductive Phenology: Apr, May, Jun, Jul, Aug, Sep, OctBloom Notes: Capitula radiate. Ray florets are white or occasionally tinged pink or blue. Disc florets greenish-yellow. For more information about this plant, Click Here.

Golden St. John’s-wort (Hypericum frondosum Michx.)

Clusiaceae (Mangosteen Family) Synonym(s): Cedarglade St. John’s-wort, Golden St. John’s-wort Base Flower Color: YellowReproductive Phenology: May, Jun, Jul, Aug For more information about this plant, Click Here.

Common Mullein (Verbascum thapsus L. ssp. thapsus)

Scrophulariaceae (Figwort Family) Synonym(s): Big Taper, Flannel Mullein, Flannel Plant, Great Mullein, Mullein, Velvet Dock, Velvet Plant, Woolly Mullein, Orange Mullein Base Flower Color: YellowReproductive Phenology: May, Jun, Jul, AugNotes: Native to Eurasia and Africa For more information about this plant, Click Here.

Glade Wild Petunia (Ruellia humilis Nutt.)

Acanthaceae (Acanthus Family) Synonym(s): Prairie Petunia, Fringeleaf Wild Petunia, Hairy Ruellia, Low Wild Petunia, Low Ruellia, Fringeleaf Ruellia Base Flower Color: Purple, WhiteReproductive Phenology: May, Jun, Jul, Aug, Sept, OctNotes: This plant has sessile leaves. The other ruellia in TN have petioles. For more information about this plant, Click Here.

American Germander (Teucrium canadense L. var. canadense)

Lamiaceae (Mint Family) Synonym(s): Canada germander, American Germander, Canadian germander, Germander, Hairy germander, Wood Sage Base Flower Color: PinkReproductive Phenology: Jun, Jul, Aug, SeptNotes: This herb is sometimes sold commercially as Pink Skullcap. For more information about this plant, Click Here.

Greater Tickseed (Coreopsis major Cronquist var. major)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Greater Tickseed, Major Coreopsis Base Flower Color: YellowReproductive Phenology: May, Jun, Jul, AugBloom Notes: A coreopsis up to 3 feet tall with vivid yellow blooms in midsummer as much as 3 inches across. For more information about this plant, Click Here.

Common St. Johnswort (Hypericum perforatum L.)

Clusiaceae (Mangosteen Family) Synonym(s):Klamathweed, St. John’swort Base Flower Color: YellowReproductive Phenology: Jun, Jul, Aug, SeptNotes: A single plant may produce up to 100,000 seeds per year. Seeds buried in soil may last for 10 years. Animals that eat St. Johnswort and then are exposed to direct sunshine develop severe sunburns that are seen as skinContinue reading “Common St. Johnswort (Hypericum perforatum L.)”