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Where to See Araucaria (Monkey Puzzle) trees in Aluminé

Discover the majestic Araucaria (Monkey Puzzle) trees, living fossils that define the breathtaking landscapes of Aluminé, Patagonia. These ancient conifers, sacred to the Mapuche-Pehuenche people, stand as stoic sentinels in forests dating back millions of years, offering a unique glimpse into primeval ecosystems.

6 min readUpdated for 2025–2026 Season
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Aluminé, nestled in the heart of the Neuquén Andes, is renowned for its iconic Araucaria araucana forests, locally known as Pehuén. These magnificent evergreen trees are more than just part of the landscape; they are a vital cultural and ecological cornerstone. With a lineage stretching back over 200 million years, predating many dinosaurs, the Araucaria is a true living fossil, uniquely adapted to the harsh Patagonian climate. For the indigenous Mapuche-Pehuenche communities, the Pehuén is sacred, providing essential sustenance through its edible piñones (seeds) and forming the core of their ancestral traditions and identity. Visiting Aluminé offers an unparalleled opportunity to immerse yourself in these ancient forests, witness their grandeur, and understand their profound significance, making it an essential destination for nature lovers and cultural explorers alike. The unique biodiversity and historical depth of these forests provide a rich tapestry for exploration and discovery.

Best Time to See

Year-round is excellent for admiring the Araucaria forests. However, autumn (March to May) is particularly special, offering vibrant fall foliage from coexisting deciduous trees and the chance to witness or learn about the traditional Mapuche-Pehuenche piñón harvest, a profound cultural event. Spring (September to November) brings fresh greenery and blooming wildflowers.

Where to See Them

Parque Nacional Lanín (Ñorquinco and Moquehue Valleys)

Guaranteed

Best Time: Year-round, autumn for piñón harvest and colors.

Access: Accessible via RP23 from Aluminé, heading towards Villa Pehuenia and Moquehue. A 4x4 or high-clearance vehicle is recommended for exploring some unpaved side roads deeper into the valleys, especially after rain or snow.

Explore the trails around Lake Ñorquinco and Lake Moquehue. There are designated viewpoints and short treks offering stunning vistas of the Araucaria-dominated landscapes. Respect private Mapuche lands and cultural sites.

Pehuenia-Moquehue Scenic Corridor (RP23 & RP11)

Very Likely

Best Time: Year-round.

Access: This scenic route is easily navigable by a standard rental car, starting from Aluminé along RP23 towards Villa Pehuenia and then RP11 around the lakes. The roads are generally well-maintained paved or gravel.

This drive offers continuous views of Araucaria forests interspersed with lakes and mountains. Pull over at designated viewpoints for panoramic photos. Consider stopping at local craft markets in Villa Pehuenia for unique souvenirs, often featuring pine nuts.

Sendero de los Pehuenes (Aluminé area)

Guaranteed

Best Time: Spring to Autumn (September to May) for best hiking conditions.

Access: Located just outside Aluminé, usually a short drive on a well-maintained gravel road. Specific trailheads might require careful navigation, but general access is suitable for all vehicle types.

This interpretive trail provides information about the Araucaria's ecology and cultural significance. It's an excellent option for a shorter, educational hike, offering close-up views of the trees and surrounding flora.

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Animal Behavior

While trees don't exhibit 'behavior' in the traditional animal sense, the Araucaria's life cycle and interaction with its environment are fascinating. These slow-growing, incredibly resilient conifers can live for over 1,000 years, with some specimens estimated to be over 2,000 years old. They form unique ecosystems, creating a dense canopy that shelters diverse undergrowth and wildlife. Their most notable 'behavior' from a human perspective is the annual production of large, edible seeds (piñones), which ripen in autumn. This harvest is central to the Mapuche-Pehuenche culture, as families gather the seeds for food, trading, and ceremonial purposes, demonstrating a profound symbiotic relationship between people and tree. The iconic umbrella-shaped crowns of mature Araucarias are a result of their adaptation to heavy snowfall and strong winds, shedding lower branches as they age.

Photography Tips

  • 1Capture the unique, scale-like foliage and distinctive conical or umbrella-shaped crowns. Look for interesting textures on the bark.
  • 2Utilize the dramatic Patagonian light, especially during sunrise or sunset, to highlight the trees' silhouettes against the sky.
  • 3Include elements of the surrounding landscape—lakes, mountains, or other native flora—to provide scale and context to these ancient giants.
  • 4During autumn, focus on the contrast between the evergreen Araucarias and the vibrant red and gold hues of coexisting deciduous lenga and ñire trees.
  • 5Photograph the piñones (seeds) or the traditional harvest if you are fortunate enough to witness it, respecting cultural protocols.

Conservation

The Araucaria araucana is classified as 'Endangered' by the IUCN Red List, primarily due to habitat loss from logging, fires, and climate change. In Argentina, it is a protected species, and its forests are largely preserved within national parks like Lanín. Conservation efforts focus on sustainable forest management, preventing illegal logging, fire prevention, and promoting ecotourism that supports local communities and raises awareness. The Mapuche-Pehuenche people play a crucial role in its conservation, practicing traditional, sustainable harvesting methods and advocating for the protection of their ancestral lands and the sacred Pehuén.

Viewing Regulations

  • It is strictly forbidden to cut down Araucaria trees or collect their seeds (piñones) without proper authorization from local authorities and indigenous communities. The piñón harvest is a traditional right of the Mapuche-Pehuenche people.
  • Always stay on marked trails to minimize impact on the fragile ecosystem. Do not disturb wildlife or remove any natural elements from the environment.
  • Respect private property, especially Mapuche-Pehuenche ancestral lands. Always seek permission before entering and be mindful of cultural protocols.
  • Practise 'Leave No Trace' principles: pack out all your trash, avoid making fires outside designated areas, and do not pollute water sources.

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Frequently Asked Questions

What is the best time of year to see Araucaria trees in Aluminé?

You can admire Araucaria trees year-round. However, autumn (March to May) offers stunning fall colors and the chance to witness the traditional piñón harvest. Spring (September to November) brings fresh growth and wildflowers.

Are Araucaria trees endangered?

Yes, the Araucaria araucana species is classified as Endangered by the IUCN. They are protected in Argentina, and significant conservation efforts are in place to preserve these ancient forests.

Can I collect piñones (pine nuts) from the Araucaria trees?

No, collecting piñones without authorization is strictly prohibited. The harvest is a traditional right of the Mapuche-Pehuenche communities, and it's essential to respect their cultural practices and local regulations.

Do I need a 4x4 vehicle to explore the Araucaria forests?

While many main routes are accessible with a standard car, a 4x4 or high-clearance vehicle is recommended for exploring deeper into national park areas, tackling unpaved side roads, or during adverse weather conditions to ensure better access and safety.

What is the cultural significance of the Araucaria for local communities?

For the Mapuche-Pehuenche people, the Araucaria (Pehuén) is sacred and central to their culture, identity, and sustenance. Its piñones have been a primary food source for centuries, and the tree is deeply intertwined with their spiritual beliefs and traditions.

Are there guided tours to see the Araucaria forests?

Yes, there are local tour operators in Aluminé and Villa Pehuenia that offer guided excursions to the Araucaria forests, often including cultural insights and hiking opportunities. These can be a great way to learn more.

What is the age of these Araucaria trees?

Many mature Araucaria trees are hundreds of years old, with some individual specimens estimated to be over 1,000 to even 2,000 years old, truly making them living fossils.

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