Verbena hastata is a perennial herb, to 1.5 m tall, often several stems from base, branches opposite, upper stem, hairy.
Leaves opposite, to 18 cm long, lance-shaped, tip long-pointed, base sometimes lobed, margin coarsely toothed.
Flowers blue, bilaterally symmetrical, tubular, ca 0.3 cm long, 0.4 cm across top, calyx 0.3 cm, hairy, irregularly 5-toothed; inflorescence of numerous, stiff, narrow spikes at top of plant.
Fruit dry, nutlets, linear 0.2 cm long, blooms and fruits July-Sept.
Wetland status: FACW+.
Frequency in NYC: Infrequent.
Habitat: Wet, open areas or part shade, marshes, pond edges.
Notes: Seeds eaten by some birds. Plants sometimes eaten by rabbits (Martin et al. 1951).