cork oak quercus suber on the `giara di gesturi`

agriculture background bark beautiful big brown cork corktrees design europe evora flooded forest formations formationsn forms gesturi giara green ground grows industry italy jar landscape leaves material mediterranean mediterraneann natural naturally nature numerous oak only outdoor pattern plant plantation plateau ponds portugal portuguese prevalent quercus raw region rural sardinia seminatural spain spring suber summer sun sunny texture tree trees trunk type untreated water western winery wood