Arizona Wild Flowers
Wildflower Pictures And Photos

Wild Mustard Or London Rocket

Sisymbrium irio
Field Of Wild Mustard Or London Rocket, Sisymbrium irio
Wild MustardLondon Rocket
AKA "London Rocket"
Single Plant, Usually In Bunches
Blooms Late December - Late April
Wild Mustard Leaf Structure
No Smell, Minor Pollen For Bees
No Honey, Not Native Plant
Wild Mustard FlowersLondon Rocket Seed Pods
Wild Mustard Flowers
And Seed Pods
London Rocket, Flowers
And Seed Pods

Wild Mustard
Sisymbrium irio, Mustard Family: ( Cruciferae ), Wild Mustard. Also called: London Rocket.

London Rocket is an introduced annual weed originating from Europe. It may have come from the Mediteranian or Britain. The small flowers are pale-yellow and bloom from December to May.

London Rocket has been moved into the Cruciferae family from the Brassicaceae family.

Height: Up to about 3 feet.
Flowers: Flowers occur in a cluster on top of long green stem. They are yellow to about 1/8" long with 4 petals.
Stalk: The flower stalk is about 18" - 30" long, smooth, and dark green.
Blooming Time: Mid December - May.
Seed Pods: Long up to 2" long, slender, seed pods.
Leaves: The leaves are simple, lobed, fleshy, up to about 8" long.
Found: Found throughout lower elevations in Arizona.
Elevation: 0 - 2600 Feet.
Habitat: Irrigated fields, moist fallow fields, roadsides.
Miscellaneous: Flowering Photos Taken March 29, 2003. Glendale.

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Images And Text Copyright George & Audrey DeLange.