Mimulus alatus plants have square stems, smooth leaves, and pale blue to violet, snapdragon-like flowers that bloom from June through September.

Mad Dog Skullcap is a low-growing perennial with tiny, tubular, two-lipped blue flowers blooming from July to early October.

Ohio spiderwort has attractive foliage and showy blue flowers that attract native bees.

Bottle Gentian are slow-growing but long-lived perennials with dark blue, bottle-like cylindrical flowers that look like buds about to open.

Loosely clustered light blue, bell-shaped, 5-petaled flowers bloom in mid to late spring above a mound of textured green leaves.

Loose clusters of delicate, blue or purple, bell-shaped flowers bloom intermittently atop slender stems from summer through fall.

Thin, tubular-shaped purple flowers bloom May-July, offering nectar for bees, butterflies and hummingbirds.

Sets of strikingly blue flowers are clustered at the tips of single stems surrounded by a whorl of rich green leaves. 

Fanflower is a sprawling, tender perennial grown as an annual in New Jersey. Bluish-purple, fan-shaped flowers with yellow “throats” bloom on trailing stems non-stop throughout the spring and summer. Fanflower thrives in the heat of summer. This plant tolerates dry, sandy soils and salt spray, making it a good choice for seashore gardens. Use Fanflower in beds, containers, and hanging baskets, or as an annual groundcover.