What Is Tree Sap?

By: Nikki Phipps

What is tree sap?Most people know what is tree sap but not necessarily the more scientific definition. For instance, tree sap is the fluid transported in xylem cells of a tree.
What does tree sap contain?

Many people are startled by the site of sap on their tree. They may wonder what is tree sap and what does tree sap contain? Xylem sap consists primarily of water, along with hormones, minerals, and nutrients. Phloem sap consists primarily of water, in addition to sugar, hormones, and mineral elements dissolved within it.

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