Madia sativa

coast tarweed

Sunflower

Annual about 8 inches to a foot tall grows in poor rocky soil
Common in grassy fields and on disturbed areas
Likes plenty of sunshine
Needs no watering during the dry summer
The plant is sticky with a strong odor
Yellow blooms in summer producing plenty of seeds
Found in Molate, Flatlands, Bay Hills, Hamilton and Valley sections also reported in Diablo section