By Lenn Thompson, Editor-in-Chief Photo courtesy of Whitecliff Vineyard & Winery Is this picture bud break? I'm not sure — I always think of bud break as when full, immature leaves separate from the bud and unfurl. By that definition, this would be bud swell, but it barely matters — the 2010 growing season is underway in New York. Yesterday, I stopped at Roanoke Vineyards on the North Fork and their vines looked much the same… the buds were extremely swollen but I didn't see any separation. I've heard that Shinn Estate Vineyards and Benmarl Winery have experienced official break,…