The basic process of sugar maple syrup production is fairly ... suction develops, drawing water into the tree. This replenishes the sap in the tree, allowing it to flow again during the next ...

The sugar maple in 2022; photographs of the tree taken in 1942, top, and 1952; the tree’s bark; and its stump. Still, I hoped we could save her. Prune the dead limbs. Trim back. A little longer ...