goldfield wildflowers blooming on serpentine soil in south san francisco bay; verdant hills visible in the background; san jose,

america area background bay bloom blooming california californica colorful copy country countryside field flowers francisco fresh golden goldfield goldfields grass grassfield grassland green hills jose landscape lasthenia meadow morning mountain mountains outdoors park pasture preserve rural san scenery season serpentine soil south space spring springtime states time united usa valley verdant visible wild wildflowers yellow