In a world where urbanization steadily encroaches upon green spaces and modern lifestyles tether individuals to screens, the quest for accessible mental health support has never been more critical. Against this backdrop, an innovative pilot study conducted by researchers at the University of Exeter offers a fresh and compelling approach to improving mental wellbeing through a self-guided nature-based intervention. Published in the journal Behavioral Sciences, the study presents Roots and Shoots, a four-week programme designed to empower adults experiencing low wellbeing to reconnect with nature, bolstering mood and mindfulness in the process.
The rationale behind integrating nature into mental health strategies is grounded in a growing body of scientific literature demonstrating the psychological benefits of natural environments. Exposure to nature has been linked to reductions in stress hormones, improvements in cognitive function, and enhanced emotional regulation. However, despite this knowledge, contemporary urban living and technology-driven lifestyles have drastically reduced opportunities for direct interaction with natural settings.
The Roots and Shoots programme is unique in its self-help framework, allowing participants to engage independently with nature-based activities without the need for continuous clinical supervision. Dr. Matt Owens, lead author and co-founder of the nature and mental health research group ROWAN, articulates the urgent need for such interventions, highlighting that traditional mental health services often face overwhelming demand, limited resources, and societal stigma that deters many from seeking help. This self-directed model aims to bridge these gaps by fostering self-reliance while harnessing the therapeutic power of the natural world.
Methodologically, the research employed a randomized controlled trial involving 47 adults assessed for low wellbeing. Participants were randomly assigned to either an immediate intervention group, which used the Roots and Shoots guidebook right away, or a waiting-list control group, which delayed engagement with the programme after completing baseline assessments. This design allowed the researchers to rigorously evaluate the intervention’s efficacy by comparing outcomes between groups over the four-week period.
Quantitative findings from the trial reveal that a significant majority of those who completed the programme—82%—experienced reliable improvements in wellbeing measures, and remarkably, 59% achieved clinically significant changes. These statistically meaningful outcomes underscore the potential of nature-based self-help tools in mitigating symptoms of depression and anxiety among adults struggling with low mood.
Beyond primary mental health metrics, participants also reported stronger connections to the natural world, an increase in mindfulness, and decreases in perceived stress levels. The intricate interplay between these secondary benefits suggests that re-establishing an individual’s relationship with nature may activate psychological processes conducive to overall mental resilience. Importantly, some individuals transitioned from clinical thresholds of depression and anxiety to subclinical levels, indicating tangible shifts toward recovery.
User experience feedback highlighted the accessibility and ease of use of the Roots and Shoots guidebook. The structured yet flexible nature of the programme fostered consistent engagement, with adherence rates surpassing expectations for self-managed interventions. Nearly half of the participants expressed interest in extending the intervention beyond four weeks, revealing enthusiasm and perceived value in maintaining nature engagement as part of ongoing mental health maintenance.
Dr. Hannah Bunce, clinical psychologist and co-founder of ROWAN, emphasizes the significance of self-help methods in expanding mental health support options, especially given the current limitations within healthcare systems. She notes that programs like Roots and Shoots represent an emergent but promising frontier, integrating empirical psychological principles with environmental exposure to create scalable and user-friendly solutions.
The study’s implications extend into clinical, educational, and urban planning domains. Integrating nature-based interventions could augment traditional treatment pathways, offering adjunctive benefits without straining healthcare infrastructure. Additionally, this research adds to the argument for preserving and enhancing urban green spaces as integral components of public health strategies.
Despite the encouraging results, researchers caution that further investigation through larger-scale trials is essential to validate the findings, optimize the intervention, and explore its applicability across diverse populations. Securing funding for such expanded research remains a critical next step before Roots and Shoots can be broadly disseminated as a public health tool.
In an era where mental health challenges are surging worldwide—exacerbated by social, economic, and environmental pressures—novel, accessible, and non-stigmatizing interventions are vital. The Roots and Shoots pilot study contributes a vital piece to this puzzle, demonstrating how nature, when combined with evidence-based psychological strategies, can serve as a powerful ally in the collective endeavor to enhance mental wellbeing.
Researchers and mental health advocates alike are optimistic that such nature-centric interventions will inspire a paradigm shift, integrating ecological awareness with psychological care. As urban development continues, reimagining how society interacts with the natural environment will be indispensable not only for planetary health but also for the minds of individuals navigating the complexities of the modern world.
For those seeking a self-empowering resource to combat the often invisible burdens of anxiety and depression, Roots and Shoots offers a hopeful pathway—one that invites individuals to step outside, reconnect with earth’s rhythms, and cultivate healing from within.
Subject of Research: People
Article Title: Roots and Shoots: A Pilot Parallel Randomised Controlled Trial Assessing the Feasibility and Acceptability of a Nature-Based Self-Help Intervention for Low Wellbeing
News Publication Date: 12-Aug-2025
Web References:
- Study DOI: 10.3390/bs15081096
- University of Exeter: https://experts.exeter.ac.uk/24356-matt-owens
- ROWAN Research Group: https://www.rowantree.uk/
References:
Owens, M., Bunce, H., et al. “Roots and Shoots: A Pilot Parallel Randomised Controlled Trial Assessing the Feasibility and Acceptability of a Nature-Based Self-Help Intervention for Low Wellbeing.” Behavioral Sciences, vol. 15, no. 8, 2025, 10.3390/bs15081096.
Keywords: Mental health, Environmental education, Clinical psychology, Psychological science, Nature-based intervention, Self-help, Wellbeing, Depression, Anxiety
