sapwood

/ˈsapwʊd/

Etymology

From sap + wood.

sapwood means The wood just under the bark of a stem or branch; it differs from the heartwood in color and in physiologic activity (flow of sap). Lexicurio rates it Rare gem — a strength score of 84 out of 100.

noun

The wood just under the bark of a stem or branch; it differs from the heartwood in color and in physiologic activity (flow of sap).“A popular myth is that sapwood is not as strong as heartwood.”