wine barrel and rows of grape vines at a vineyard in the spring in napa valley, california, usa

agriculture al fresco america american barrel bay area bloom blooming blossom business california countryside flower food fruit gold grape grapevine green industry landscape mustard napa valley nature north northern oakville plant row seasonal sonoma spring springtime travel united states usa vibrant vine vineyard viticulture west coast wildflower wine country winemaking winery yellow yountville