Other Common Names: Spotted touch-me-not
Weed class: monitor list
Native to: Native east of Rocky Mountains and Canada
Why Is It a Noxious Weed?
This plant is on the monitor list. Please contact the the State Noxious Weed Control Board to report locations or for more information.
How would I identify it?
Spotted jewelweed is a hairless annual that grows around 2 to 5 feet tall.
Flowers are around 1 inch long and have a conical shape, with upper and lower lips. Flowers have a hooked or curved spur and may or may not have spots (though more commonly have spots). Flowers are typically orange and have red to orange colored spots. Rarely flower color may vary and the petals may be white, cream or pale yellow with bright pink spots.
Leaves are alternate in arrangement and have petioles up to 1.5 inches long. Leaf blades are up to 4.75 inches long. Leaf margins have rounded teeth with sharp points.
Fruit Seed Description
Flowers produce a capsule which expels seeds when touched. Seeds can be expelled 4 to 8 feet in distance. seeds are black when mature.
How Does it Reproduce?
Plants reproduce by seed.