Paper birch sap

Place

Sunlit edges and disturbed boreal or mixed woods; the sap reference is seasonal.

Adaptation

A shade-intolerant pioneer, paper birch can recolonize disturbed ground through wind-borne seed, and younger trees can sprout after top-kill.

Molecular Signature

National Research Council Canada fractionation of fresh paper-birch sap reported glucose, fructose, oligosaccharides, and arabinogalactan-rich polysaccharide material.

Scientific Lens

How might time-series analysis capture seasonal variation in a tree sap’s simple carbohydrates and oligosaccharides?

Human Possibility

What research and design questions could a seasonal tree-sap composition raise for beauty-from-within and metabolic-vitality exploration?

Application Fields

• Beauty from within
• Metabolic vitality