Commelinaceae (Spiderwort Family) Synonyms: Dayflower, Widow's Tears, White-mouth Dayflower Base Flower Color: BlueReproductive Phenology: Jun, Jul, Aug, Sept, OctNotes: They only bloom for a day, but there are several buds on a plant that open 3-4 days apart. For more information about this plant, Click Here. Similar Species: Asiatic Dayflower (Commelina communis L.)