Nodding Thistle (Carduus nutans L.)

Asteraceae/Compositae (Aster/Composit Family) Base Flower Color: PurpleReproductive Phenology: May, Jun, Jul, Aug, SeptBloom Notes: Carduus nutans invades a variety of disturbed areas. Pastures are particularly at risk because it is unpalatable to livestock. Once established it can spread rapidly due to high seed production (as much as 120,000 seeds per plant). For more information aboutContinue reading “Nodding Thistle (Carduus nutans L.)”

Purple Cudweed (Gamochaeta purpurea (L.) Cabrera)

Asteraceae/Compositae (Aster/Composit Family) Base Flower Color: PurpleReproductive Phenology: Apr, May, Jun For more information about this plant, Click Here.

Pale Blue-Eyed Grass (Sisyrinchium albidum Raf.)

Iridaceae (Iris Family) Synonym(s): White Blue-eyed Grass Base Flower Color: White, BlueReproductive Phenology: Mar, Apr, May For more information about this plant, Click Here.

Common Cinquefoil (Potentilla simplex Michx. var. simplex)

Rosaceae (Rose Family) Synonym(s): Common Cinquefoil, Oldfield Cinquefoil Base Flower Color: YellowReproductive Phenology: May, Jun, Jul, Aug For more information about this plant, Click Here

Navel Corn Salad (Valerianella umbilicata (Sull.) Alph. Wood)

Valerianaceae (Valerian Family) Synonym(s): Navel Cornsalad, Northern Corn Salad Base Flower Color: WhiteReproductive Phenology: Apr, May, Jun For more information about this plant, Click Here.

Wild Poinsettia (Euphorbia cyathophora Murray)

Euphorbiaceae (Spurge Family) Synonym(s): Wild Poinsettia, Poinsettia, Fire On The Mountain Base Flower Color: Yellow, GreenReproductive Phenology: Jun, July, Aug, Sept For more information about this plant, Click Here.

Toothed Spurge (Euphorbia dentata Michx.)

Euphorbiaceae (Spurge Family) Synonym(s): Toothed Spurge, Toothed-leaf Poinsettia Base Flower Color: White, GreenReproductive Phenology: July, Aug, Sept, Oct For more information about this plant, Click Here.

Fewflower Ticktrefoil (Hylodesmum pauciflorum (Nutt.) H. Ohashi & R. R. Mill)

Fabaceae (Pea Family) Base Flower Color: White, PinkReproductive Phenology: Apr, May, Jun For more information about this plant, Click Here.

Great Ragweed (Ambrosia trifida Cronquist var. trifida)

Asteraceae/Compositae (Aster/Composit Family) Synonym(s): Great Ragweed, Giant Ragweed Base Flower Color: Green, Brown (incl. Maroon)Reproductive Phenology: Jul, Aug, Sept, Oct, NovBloom Notes: This is the giant among the ragweeds, reaching towering heights and possessing long flower spikes. For more information about this plant, Click Here. Similar Species: Annual Ragweed, Short Ragweed (Ambrosia artemisiifolia L.)

Scarlet Beebalm (Monarda didyma L.)

Lamiaceae (Mint Family) Synonym(s): Scarlet Beebalm, Oswego Tea, Red Bergamot Base Flower Color: RedReproductive Phenology: Jul , Aug , Sep , OctBloom Notes: Will bloom from midsummer to fall in its natural montane and Northeastern habitat. In the Southeast, blooms from late spring to early summer. For more information about this plant, Click Here.