common wild oat avena fatua growing on the side of a narrow walking path, san jose, south san francisco bay area, california

america area avena bay blue california cereal common copy dry eurasia europe european fatua field francisco grain grass green growing growth invasive jose landscape narrow natural naturalized nature noxious oat park path plant rural san scenery scenic season side sky south space species states sunlight sunny sunnyvale tall trail united usa walking wild wildflowers wildoat yellow