London Rocket

Common Names:
London Rocket
Scientific name:
Sisymbrium irio
Norta irio
Elevation range:
-50 to 7745 ft
Flowering Months:
January, February, March, April
Life Cycle | Lifeform:
Invasive (non-native), Non-native
Ancestral Usage:
State Occurrences:
Desert region:
Chihuahuan, Great Basin, Mojave, Sonoran

London Rocket 1

London Rocket in the desert

Sisymbrium irio is a non-native, invasive plant in the Brassicaceae (Mustard) family. It has narrow stem leaves and small yellow flowers. Basal leaves are large and lobed. Fruit is a long, green silique (seed capsule), visible here just below the flower. Kramer Junction, CA | February 2014