Bespoke Treetop Dendritic Mycelium-Infused Phyto-Glow Sap-Flow Chronometer

Construct the primary housing from reclaimed cedar, utilizing traditional joinery to ensure expansion and contraction with the tree's movement. Incorporate a hollowed core treated with localized mycelial inoculation to bridge the wooden structure with the host branch.

Install a micro-calibrated capillary tube system that siphons minute amounts of sap from the tree's phloem layer. This fluid acts as the natural hydraulic medium for the mechanical display.

Integrate bioluminescent fungal networks within the viewing chamber to provide a soft, self-sustaining light source. This glow intensifies as the sap flow increases, visually mapping the metabolic activity of the tree.

Mount the chronometer using non-invasive tension-straps that allow for growth and prevent xylem damage. Finalize the finish with a natural, breathable beeswax sealer to protect the delicate biological clock components.