"Van Gogh wrote of the olive groves, "The effect of daylight and the sky means there are endless subjects to be found in olive trees. For myself I look for the contrasting effects in the foliage, which changes with the tones of the sky. At times, when the tree bares its pale blossoms and big blue flies, emerald fruit beetles and cicadas in great numbers fly about, everything is immersed in pure blue. Then, as the bronzer foliage takes on ..." http://bjws.blogspot.nl/search/label/A%20van%20Gogh