Is Dames Rocket a Biennial

Dame’s rocket (Hesperis matronalis) is a Eurasian biennial belonging to the mustard family. It was introduced to North America in the 1600’s and has naturalized itself in moist, wooded areas, but can also invade open areas.

How does Dame's Rocket spread?

The seeds of Dane’s rocket are spread mechanically when the dehiscent fruits open. The seeds are also eaten and dispersed by ground-foraging birds. Habitat: It grows in moist woodlands, woodland edges, roadsides, railroad right-of-ways, disturbed sites, waste ground, thickets, and open areas.

How long do Dames Rockets last?

Dame’s rocket is a biennial (2-year life cycle), a similar growing cycle to garlic mustard. It is a low rosette the first year and stays green all winter.