Collage showing a damaged pine shoot, a Scots pine stand, and a microscopic close-up of fungal infection in pine.
RESEARCH PROJECT

Stress-tolerant trees for the future climate

Updated: November 2025

Project overview

Project start: February 2025 Ending: January 2030
Project manager: Malin Elfstrand
Cooperators:

Short summary

How can forest trees become more resilient to both climate change and disease?

A warmer and drier climate is putting new pressure on forests, leading to more frequent diseases and pest outbreaks. This project studies how Scots pine’s ability to cope with environmental stress – such as drought, heat or shade – is connected to its resistance to fungal diseases.

The researchers focus on two important pathogens that threaten northern forests: Heterobasidion annosum (causing root rot) and Diplodia sapinea (causing Diplodia shoot disease). Using both field and greenhouse experiments, they analyse different pine varieties to understand which traits make trees more resilient.

The results will provide knowledge that helps forestry select and breed trees that can thrive under a changing climate while remaining healthy and productive.

 

Research team

PhD student: Noomi Lodenius

Main supervisor: Professor Malin Elfstrand, Department of Forest Mycology and Plant Pathology, SLU

Assistant supervisors:
Dr. Sonali Sachin Ranade, Department of Forest Genetics and Plant Physiology, SLU

Associate Professor Åke Olson, Department of Forest Mycology and Plant Pathology, SLU

Dr. Maria Rosario García Gil, Department of Forest Genetics and Plant Physiology, SLU

Collaborating partner: Södra

Project period: Feb 2025–Jan 2030

This project is part of WIFORCE – the Wallenberg Initiative in Forest Research, funded by the Knut and Alice Wallenberg Foundation.

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