Asteraceae/Compositae (Aster/Composit Family) Base Flower Color: White, YellowReproductive Phenology: May, Jun, JulBloom Notes: Field Chamomile can be distinguished from other mayweeds by its flat leaf-segments (rather than rounded leaf-segments), and by the woolly pubescence of its foliage. It does not possess the unpleasant odor of Dog Fennel (A. cotula). For more information about this plant,Continue reading “Corn Chamomile (Anthemis arvensis L.)”
Category Archives: Non-Native
Bastard Toadflax (Comandra umbellata (L.) Nutt. var. umbellata)
Santalaceae (Sandalwood Family) Base Flower Color: WhiteReproductive Phenology: May, Jun, Jul For more information about this plant, Click Here.
Hairy Buttercup (Ranunculus sardous Crantz)
Ranunculaceae (Buttercup Family) Synonym(s): Hairy Buttercup; Sardinian Buttercup, Hairy Crowfoot Base Flower Color: YellowReproductive Phenology: Apr, May, Jun, Jul 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 Base Flower Color: White, PurpleReproductive Phenology: Jun, JulBloom 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 the name suggests. ForContinue reading “Lentil Vetch (Vicia tetrasperma (L.) Schreb.)”
Ground Ivy (Glechoma hederacea L.)
Lamiaceae (Mint family) Synonym(s): Ground Ivy; Creeping Charlie Base Flower Color: BlueReproductive Phenology: Mar, Apr, May, Jun For more information about this plant, Click Here.
Alfalfa (Medicago sativa L.)
Fabaceae (Pea Family) Synonym(s): Purple Lucerne Base Flower Color: PurpleReproductive Phenology: Apr, May, Jun For more information about this plant, Click Here.
Asiatic Dayflower (Commelina communis L.)
Commelinaceae (Spiderwort Family) Synonyms: Common Dayflower, Dayflower Base Flower Color: BlueReproductive Phenology: May, Jun, Jul, Aug, Sept, Oct, Nov For more information about this plant, Click Here. Similar Species: Slender Dayflower (Commelina erecta L. var. erecta)
Spearmint (Mentha spicata L. var. spicata)
Lamiaceae (Mint Family) Base Flower Color: Pink, WhiteReproductive Phenology: Jun, Jul, AugNotes: This plant is considered invasive in many places. For more information about this plant, Click Here.
Orange Daylily (Hemerocallis fulva (L.) L.)
Liliaceae (Lily Family) Synonym(s): Common Daylily, Ditch Lily, Tawny Daylily, Tiger Daylily Base Flower Color: OrangeReproductive Phenology: May, Jun, JulEcological Threat: Daylilies established in natural areas pose a threat to native plants in field, meadows, floodplains, moist woods and forest edges. Once established, daylilies multiply and spreads to form dense patches that displace native plants.Continue reading “Orange Daylily (Hemerocallis fulva (L.) L.)”
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.)”