These strong growers are related to forget-me-not (Myosotis) but are larger and showier. Their vibrant blue flowers appear from late spring through summer. Alkanets—sometimes called buglosses—are also easy to grow: plant them in well-drained soil and cut back spent flowers for a second bloom. High humidity inhibits growth.
Native to the Mediterranean region. An open, spreading plant to 3–5 ft. tall and 2 ft. wide. Leaves grow 6 in. or longer and are covered with bristly hairs. Clusters of bright blue blossoms appear over a long period in summer, sometimes continuing into fall. Look for gentian blue ‘Dropmore’, sky blue ‘Opal’, and rich blue ‘Loddon Royalist’.
This annual grows to 7 ft. tall and 1 1/2–2 1/2 ft. wide, with yellow-centered, yellow or orange...
Hardy flowering perennial from Europe and western Asia. Grows to 5 ft. tall in bloom, spreading to 4 f...
Cornflower blue flowers in dense clusters to 2 in. across on 1–2-ft.-tall stems. Late spring blo...