Vajra's Got Sand Soil is important in vineyards. You probably know this. In reading about wine, over and over, you'll find mention of rocks, chalks, loams, clays, and gravels, sands and marls, alluvium and colluvium, beds and deposits... the permutations of soil on Earth are seemingly infinite, and the arrangement of soil components in vineyard sites has long been the subject of human interest. Clay and limestone, especially when together, have tons of cred. Deep gravel beds