Bladder-senna

Bladder-senna, Colutea arborescens

Most blossoms appear April--June, but plants can continue to produce flowers through October

scan of bladder senna leaf shows compund form with rounded leaflets Compound leaf with rounded leaflets
Photo of yellow blossom Banner, wing, and keel flower petals identify it as a member of the pea family
Photo of inflated pods The inflated seed pods begin to appear in May; they give the plant its common name
Photo of dried pods The pods dry out over the summer, but they don't open. Mid-October photo.
Before and after photo Bladder-senna thicket, before and after removal, near Larch Ave.
Weed Wrench in action Laura Nissin uses a Weed Wrench to uproot a plant
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by: Friends of Bidwell Park