Kendall-Jackson’s longtime winemaker Randy Ullom exhorts, “no blending allowed” in KJ’s newest appellation project. Otherwise, the point of the Highland Estates wines – with grapes sourced exclusively from various estate-owned hillside and benchland vineyards from a myriad of regions up and down the California coast – would be lost. Blending fruit from those vineyards with other grape sources would mitigate the purpose of the endeavor.