Unleashing the Power of McHarg’s Intrinsic Suitability in Permaculture Design
In the world of ecological design and sustainability, the name Ian McHarg stands as a pioneer whose ideas continue to shape our understanding of harmonious coexistence with the natural world. His concept of intrinsic suitability, first introduced in the 1960s, holds profound insights that can be seamlessly integrated into the principles of permaculture design. In this part of your journal using the information you have already put together and analyze it taking a deep dive into McHarg’s intrinsic suitability and explore how it can revolutionize the way we approach permaculture design.
Understanding Intrinsic Suitability
At its core, McHarg’s intrinsic suitability focuses on finding the perfect balance between human needs and the capacities of the environment. It involves a meticulous analysis of the physical and cultural characteristics of a given landscape, coupled with an understanding of its biophysical vulnerabilities. This approach ensures that development and land use are guided by ecological wisdom, safeguarding against future disasters, and fostering sustainable coexistence. In brief McHarg’s approach looked at where it is not suitable to put a design element because as soon as we have eliminated all the impossible only the possible remain, this simplifies the decision-making process considerably.
A Shared Ethos with Permaculture
· Permaculture, often described as a design system for sustainable living, shares a fundamental ethos with McHarg’s intrinsic suitability. Both approaches advocate for a profound understanding of natural systems and their interconnections with human activities. Permaculture seeks to create regenerative landscapes that mimic the resilience and diversity of natural ecosystems, while intrinsic suitability prioritizes the preservation of vulnerable areas and wise land use planning.
The Implications for Permaculture Design
· Optimizing Land Use: Intrinsic suitability compels permaculture designers to meticulously assess the suitability of land for various uses. This aligns with permaculture’s emphasis on careful observation and thoughtful planning, ensuring that each element in a design contributes positively to the whole system.
Preventing Disaster:
· Just as McHarg’s approach accounts for biophysical vulnerabilities, permaculture design acknowledges potential risks and disasters that a landscape may face. By integrating flood control, stormwater management, and other preventive measures, permaculture designs become resilient to the challenges posed by nature.
Balancing Economic and Environmental Concerns:
· The trade-off between economic development and environmental preservation is a common dilemma. McHarg’s intrinsic suitability prompts permaculturists to strike a balance by designating vulnerable areas as unsuitable for certain types of development, aligning with permaculture’s holistic approach to sustainability.
Case Study: McHarg’s Principles in Permaculture Design
· Imagine applying McHarg’s intrinsic suitability to permaculture design on a suburban property prone to flooding. By analysing the landscape’s characteristics and identifying flood-prone areas, a permaculturist can strategically place elements like rain gardens, swales, and raised garden beds. This not only prevents flooding but also creates a regenerative landscape that benefits both humans and nature.
Challenges and Opportunities
· Integrating McHarg’s principles into permaculture design may present challenges, especially in areas where economic interests clash with ecological wisdom. However, these challenges also offer opportunities for creative solutions that prioritize long-term benefits over short-term gains. By engaging stakeholders and showcasing successful implementations, permaculture practitioners can inspire a shift towards more sustainable design choices.
Embracing the Legacy
· As we navigate a world grappling with ecological degradation, the timeless wisdom of Ian McHarg’s intrinsic suitability finds resonance within the heart of permaculture design. The alignment between these two approaches is a testament to the interconnectedness of all life and the imperative to design with nature, not against it. By embracing the legacy of McHarg’s insights, permaculturists have the power to create landscapes that thrive, enriching both people and the planet.
Make a note of all the features on your property that you will have to plan for considering their intrinsic negative aspects.


