Beyond maple: Sap drips from a pine tree. Around the nation, producers are making syrup from the sap of pine, birch, even black walnut trees. iStockphoto hide caption toggle caption iStockphoto The Salt Birch For Breakfast? Meet Maple Syrup's Long-Lost Cousins September 28, 2013 Want to top your pancakes with something other than maple? The alternatives vary, depending on the types of trees in a region. There's Kahiltna birch syrup made in Alaska, blue spruce pine syrup from Utah and Georgian black walnut syrup.