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Planting for a hotter future

A black spruce study asks which combinations of traits help trees cope. Published in Alumni Digest as verified reporting from the University of Waterloo.

A black spruce study asks which combinations of traits help trees cope.

In the September issue
Planting for a hotter future
A view into the canopy of a spruce forest. Photo: Source: University of Waterloo; see original article for photo credits.. Source image retained for editorial review; rights clearance is still required before any broader reuse.

The context

Where the work begins

Biologist Julie Messier, MSc student Sabina Henry and collaborators examined black spruce growth in warmer, drier conditions. Better growth was associated with three traits together: fewer needles, conservative water use and conservative carbon use.

The takeaway

What follows

The combination matters. A single apparently helpful trait did not explain the pattern on its own. The research gives forest practitioners a more specific question to investigate when selecting trees for changing conditions; it does not establish that one planting strategy works everywhere.

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