blue vervain

Verbena hastata

Summary 2

Verbena hastata (American vervain, blue vervain or swamp verbena) is a flowering plant in the vervain family, Verbenaceae. It is a herb with opposite, simple leaves which have double-serate margins, borne on stiffly erect, branching square stems. The flowers appear in summer and are purple. This is a common plant that occurs across North America. They are hardy and drought resistant.

Swamp verbena 3

Swamp verbena is long with little purple flowers on it. Some tribes used it for certain injuries. They need moist soil, a lot of sun, and not that much water.

swamp verbena 3

By 3

Andrew, age 13
Jovani, age 12

Sources and Credits

  1. (c) Dan Mullen, some rights reserved (CC BY-NC-ND),
  2. Adapted by kristen_himm from a work by (c) Wikipedia, some rights reserved (CC BY-SA),
  3. (c) kristen_himm, some rights reserved (CC BY-SA)

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