Blueflower Eryngo (Eryngium integrifolium Walter)

Apiaceae (Carrot Family) Synonym(s): Blue-flower Coyote-Thistle Base Flower Color: BlueBloom Date: Aug, Sept, OctBloom Notes: Very rare in TN/KY. For more information about this plant, Click Here.

Carolina Wild Petunia (Ruellia caroliniensis (J. F. Gmel.) Steud.)

Acanthaceae (Acanthus Family) Base Flower Color: Purple, BlueReproductive Phenology: Jun, Jul, Aug, Sept For more information about this plant, Click Here.

Limestone Wild Petunia (Ruellia strepens)

Acanthaceae (Acanthus Family) Synonym(s): Limestone Ruellia, Smooth Ruellia Base Flower Color: Blue, PurpleReproductive Phenology: May, Jun, Jul, Aug, Sept, Oct For more information about this wildflower, Click Here.

Indian Tobacco (Lobelia inflata L.)

Campanulaceae (Bellflower Family) Synonym(s): Puke Weed, Bladder-pod Lobelia Base Flower Color: BlueReproductive Phenology: Jul, Aug, Sept, Oct, NovNotes: Indian tobacco is the source of an alkaloid (lobeline) that is used in anti-smoking preparations. For more information about this plant, Click Here.

Blue Sage (Salvia azurea Benth. var. grandiflora

Lamiaceae (Mint Family) Synonym(s): Pitcher Sage, Big Blue Sage, Azure Sage, Giant Blue Sage Base Flower Color: BlueReproductive Phenology: Aug, Sept, Oct For more information about this plant, Click Here.

Tall Bellflower (Campanulastrum americanum (L.) Small)

Synonym(s): American Bellflower, Tall Bellflower, Carolina Allspice Campanulaceae (Bellflower Family) Base Flower Color: BlueReproductive Phenology: Jul, Aug, Sept For more information about this plant, Click Here.

Thyme-leaf Speedwell (Veronica serpyllifolia L. var. serpyllifolia)

Scrophulariaceae (Figwort Family) Synonym(s): Thymeleaf Speedwell, Thyme-leaf Speedwell Base Flower Color: BlueReproductive Phenology: Apr, May, Jun, Jul, Aug For more information about this plant, Click Here.

Birdseye Speedwell (Veronica persica Poir.)

Plantaginaceae (Plantian Family) Base Flower Color: BlueReproductive Phenology: Feb, Mar, Apr, May, Jun, Jul, Aug, Sept, Oct For more information about this plant, Click Here.