Hollong Tree: The Tallest Tree in Assam and Arunachal Pradesh

Hollong Tree: The Tallest Tree in Assam and Arunachal Pradesh

April 1, 2024

The Hollong tree, scientifically known as Dipterocarpus macrocarpus, is a majestic species that commands reverence in the forests of Southeast Asia. Its towering presence, sturdy trunk, and lush foliage make it a symbol of resilience, biodiversity, and cultural heritage.

Botanical Wonder: The Hollong tree belongs to the Dipterocarpaceae family and is characterized by its tall stature, reaching heights of up to 60 meters. Its dense crown, glossy leaves, and large, winged fruits add to its botanical allure, attracting a myriad of wildlife species and contributing to forest ecosystems' vitality.

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Hollong Tree

The Hollong tree, scientifically known as Dipterocarpus macrocarpus, is a majestic species that commands reverence in the forests of Southeast Asia. Its towering presence, sturdy trunk, and lush foliage make it a symbol of resilience, biodiversity, and cultural heritage.

Botanical Wonder: The Hollong tree belongs to the Dipterocarpaceae family and is characterized by its tall stature, reaching heights of up to 60 meters. Its dense crown, glossy leaves, and large, winged fruits add to its botanical allure, attracting a myriad of wildlife species and contributing to forest ecosystems' vitality.

Cultural Significance: Revered by indigenous communities and forest-dwelling tribes, the Hollong tree holds deep cultural significance in the traditions, folklore, and spiritual practices of Southeast Asia. It is often associated with myths, legends, and rituals, symbolizing strength, longevity, and connection to the natural world.

Forest Guardian: As a keystone species in tropical forests, the Hollong tree plays a vital role in maintaining ecosystem balance and supporting biodiversity. Its expansive canopy provides habitat and sustenance for a diverse array of flora and fauna, including rare and endangered species, making it an essential component of forest ecosystems.

Timber Treasure: Renowned for its durable wood and commercial value, the Hollong tree is sought after in the timber industry for its high-quality timber. Used in construction, furniture making, and boat-building, its dense, hardwood is prized for its strength, durability, and resistance to decay, making it a valuable economic resource.

Conservation Challenges: Despite its ecological and cultural importance, the Hollong tree faces numerous conservation challenges, including habitat loss, deforestation, and illegal logging. Unsustainable practices threaten its survival and the ecosystems it supports, highlighting the urgent need for conservation efforts and policy interventions.

Habitat Restoration: Restoring and protecting Hollong tree habitats is essential for ensuring their long-term survival and biodiversity conservation. Reforestation initiatives, habitat restoration projects, and protected area designation can help reverse habitat degradation and promote ecosystem resilience.

Community Engagement: Engaging local communities and indigenous tribes in conservation efforts is crucial for the effective protection of Hollong forests. Empowering communities through education, capacity-building, and participatory decision-making can foster a sense of ownership and stewardship over their natural resources.

Biodiversity Conservation: Protecting biodiversity hotspots and wildlife habitats within Hollong forests is paramount for safeguarding endangered species and maintaining ecosystem balance. Implementing conservation measures such as wildlife corridors, protected areas, and habitat restoration can help preserve biodiversity and ensure the long-term viability of Hollong ecosystems.

Scientific Research: Investing in scientific research and monitoring is essential for enhancing our understanding of Hollong tree ecology, population dynamics, and habitat requirements. Conducting studies on tree physiology, seed dispersal, and genetic diversity can inform evidence-based conservation strategies and guide management decisions.

Climate Resilience: Strengthening the resilience of Hollong forests to climate change is critical for their continued survival and ecological integrity. Implementing adaptation measures such as agroforestry, assisted migration, and sustainable land management can help mitigate the impacts of climate variability and ensure the resilience of Hollong ecosystems.

Policy Interventions: Enacting effective policies and regulatory frameworks is essential for protecting Hollong forests and their biodiversity. Developing laws to regulate land use, prevent illegal logging, and promote sustainable forest management can help safeguard Hollong trees and ensure their long-term sustainability.

Collaborative Partnerships: Addressing the complex challenges facing Hollong forests requires collaborative partnerships between governments, NGOs, local communities, and other stakeholders. By working together to develop and implement conservation strategies, stakeholders can leverage their resources, expertise, and knowledge to achieve common conservation goals.

Conclusion: In conclusion, the Hollong tree stands as a symbol of ecological resilience, cultural heritage, and biodiversity conservation in the forests of Southeast Asia. From its towering presence and timber treasure to its vital role in supporting biodiversity and indigenous traditions, the Hollong tree embodies the intricate connections between nature, culture, and human well-being. By embracing sustainable practices, fostering community engagement, and promoting conservation efforts, we can ensure the preservation and prosperity of Hollong forests for generations to come.

Hollong Tree Facts

Explore fascinating facts about the Hollong tree, scientifically known as Dipterocarpus macrocarpus, celebrated for its timber quality, ecological importance, and cultural significance. Learn about its native range, distinctive features, and role in forest ecosystems.

Hollong Tree Timber Uses

Discover the versatile uses of Hollong wood in construction, furniture making, and boat building. Known for its durability, resistance to decay, and attractive grain patterns, Hollong timber is highly prized for its quality and aesthetic appeal in various applications.

Hollong Tree Ecology

Delve into the ecological importance of Hollong trees in tropical forests and riparian habitats. From providing habitat and food sources for wildlife to stabilizing soils and enhancing watershed health, Hollong trees play a vital role in ecosystem function and resilience.

Hollong Tree Habitat

Learn about the natural habitat of Hollong trees, including lowland tropical forests, riverbanks, and floodplains. With a preference for well-drained soils and ample sunlight, Hollong trees thrive in diverse ecosystems, providing habitat and sustenance for a variety of flora and fauna.

Hollong Tree Growth Rate

Gain insights into the growth rate and development of Hollong trees under optimal growing conditions. With moderate to fast growth rates, Hollong trees can attain mature sizes and canopy spread within a few decades, contributing to forest productivity and biodiversity.

Hollong Tree Cultivation

Learn about essential cultivation practices for growing Hollong trees in agroforestry systems and reforestation projects. From selecting suitable planting sites to managing soil fertility and water availability, discover how to nurture Hollong saplings for healthy growth and establishment.

Hollong Tree Pruning

Understand the importance of pruning Hollong trees to maintain their health, shape, and structural integrity. From removing dead or diseased branches to promoting airflow and light penetration, proper pruning techniques can enhance the vigor and longevity of Hollong specimens.

Hollong Tree Medicinal Uses

Explore traditional medicinal uses of Hollong bark, resin, and leaves in herbal remedies. From treating skin ailments and respiratory disorders to promoting wound healing and pain relief, Hollong has been valued for its therapeutic properties in indigenous medicine systems.

Hollong Tree Root System

Learn about the root system of Hollong trees and its role in anchoring the tree, accessing water and nutrients, and stabilizing soil. With deep taproots and spreading lateral roots, Hollong trees contribute to soil stability and erosion control in tropical environments.

Hollong Tree Wildlife Habitat

Discover the importance of Hollong trees as habitat and food sources for wildlife in tropical forests. From birds and mammals to insects and reptiles, Hollong trees support a diverse array of species, contributing to biodiversity conservation and ecological balance.

Hollong Tree Soil Requirements

Learn about the soil requirements for growing Hollong trees and optimizing their health and growth. From well-drained, loamy soils to sandy or clayey substrates with good aeration and moisture retention, Hollong trees exhibit adaptability to various soil types and pH levels.

Hollong Tree Pest and Disease Management

Explore common pests and diseases that affect Hollong trees and strategies for prevention and control. From insect pests and fungal pathogens to nutrient deficiencies and physiological disorders, proactive management practices can help minimize yield losses and maintain tree health.

Hollong Tree Conservation

Learn about conservation efforts to protect Hollong trees and their habitats from deforestation and habitat loss. From establishing protected areas and conservation reserves to promoting sustainable forestry practices, conservation initiatives aim to safeguard Hollong populations for future generations.

Hollong Tree Ethnobotany

Explore the ethnobotanical uses of Hollong trees in indigenous cultures and traditional crafts. From crafting tools and utensils to producing resin for incense and varnish, Hollong trees have played a significant role in cultural practices and artisanal traditions.

Hollong Tree Environmental Benefits

Discover the environmental benefits of planting Hollong trees for forest restoration and climate resilience. From sequestering carbon and mitigating climate change to enhancing biodiversity and ecosystem services, Hollong trees provide valuable ecological functions in tropical landscapes.

Hollong Tree Landscape Design

Explore creative ways to incorporate Hollong trees into landscape designs for aesthetic appeal and ecological function. From specimen trees in botanical gardens to reforestation projects and agroforestry systems, Hollong trees add beauty, shade, and ecological value to outdoor environments.

Hollong Tree Economic Importance

Delve into the economic significance of Hollong tree products and services for local livelihoods and forest-based industries. From providing timber for construction and crafts to generating revenue from ecotourism and non-timber forest products, Hollong trees contribute to rural economies and sustainable development goals.

Hollong Tree Myths and Legends

Discover myths, legends, and folklore associated with the Hollong tree in indigenous cultures and folklore. From ancient creation stories and spiritual beliefs to local superstitions and cultural practices, Hollong trees have inspired human imagination and reverence for nature.

Hollong Tree Conservation Challenges

Explore the conservation challenges facing Hollong trees due to illegal logging, habitat fragmentation, and climate change. From invasive species and land-use conflicts to disease outbreaks and genetic erosion, conservation efforts aim to address threats and promote sustainable management of Hollong populations.

Hollong Tree Research and Education

Learn about research initiatives and educational programs focused on Hollong tree ecology, conservation, and sustainable management. From studying genetic diversity and forest dynamics to raising awareness about the ecological value of Hollong trees, research and education efforts contribute to informed decision-making and conservation action.


Matti tree reserves water in forests.

Sumit Kumar

I would like to seek some saplings or seeds of the Hollong tree to plant them; Where can I get them, online, offline. I live in Pune, Maharashtra.


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What is a hollong tree?

The hollong tree, scientifically known as Dipterocarpus macrocarpus, is a large hardwood tree native to Southeast Asia. It belongs to the Dipterocarpaceae family and is renowned for its valuable timber, which is highly prized for its strength, durability, and resistance to decay.

Where are hollong trees typically found?

Hollong trees are commonly found in tropical and subtropical forests of Southeast Asia, including countries such as India, Myanmar, Thailand, and Laos. They thrive in diverse habitats, from lowland rainforests to upland mountain forests, where they play a vital role in the ecosystem.

How tall can a hollong tree grow?

Hollong trees can grow up to 30-40 meters tall, with a straight and cylindrical trunk that can reach diameters of 1-2 meters. Their tall stature and high-quality timber make them important components of forest ecosystems and valuable resources for local communities.

What climate do hollong trees prefer?

Hollong trees prefer warm and humid tropical climates with well-distributed rainfall throughout the year. They thrive in regions with temperatures ranging from 20°C to 35°C and annual rainfall exceeding 2,000 millimeters, making them well-suited to the monsoon forests of Southeast Asia.

How long until a hollong tree matures?

Hollong trees typically take several decades to reach maturity, with an average growth rate of 1 meter per year under favorable conditions. It may take 40-50 years or more for a hollong tree to develop its full potential and produce high-quality timber suitable for commercial use.

How is hollong timber harvested?

Hollong timber is harvested by selectively felling mature trees in managed forests or protected areas. Specialized logging techniques are employed to minimize damage to surrounding trees and the forest ecosystem, ensuring sustainable harvesting practices and long-term forest conservation.

What are the uses of hollong timber?

Hollong timber is highly valued for its strength, durability, and natural resistance to decay, making it suitable for a wide range of applications. It is commonly used in construction, furniture making, boat building, and utility poles, as well as in railway sleepers and bridge construction.

Is hollong timber resistant to decay and pests?

Yes, hollong timber is naturally resistant to decay, rot, and insect damage due to its high content of natural oils and resins. This makes it a preferred choice for outdoor applications and structural uses where durability and resistance to pests are essential.

What is the economic importance of hollong trees?

Hollong trees are economically important for their valuable timber, which is in high demand in local and international markets. The timber trade contributes to rural economies and livelihoods in regions where hollong forests are cultivated or harvested sustainably, providing income and employment opportunities for communities involved in forestry and wood processing industries.

Can hollong trees be grown in plantations?

Yes, hollong trees can be grown in plantations as part of sustainable forest management practices or agroforestry systems. Plantations may be established to meet the growing demand for timber while reducing pressure on natural forests and promoting biodiversity conservation.

What pests and diseases affect hollong trees?

Hollong trees may be susceptible to various pests and diseases that can affect their growth and health, including fungal infections, stem borers, and leaf-eating insects. Sustainable forest management practices, including pest monitoring and control measures, are essential to minimize damage and maintain tree health.

What are the environmental benefits of hollong trees?

Hollong trees provide various environmental benefits, including carbon sequestration, soil erosion control, and habitat creation for wildlife. Their extensive root system helps stabilize soil and prevent erosion, while their dense foliage provides shade and shelter for understory vegetation and wildlife.

Can hollong trees be propagated?

Hollong trees can be propagated through seeds or vegetative methods such as stem cuttings or air layering. Seed propagation is the most common method, with seeds collected from mature trees and germinated under controlled conditions before being transplanted to the field or nursery.

What is the significance of hollong trees in local cultures?

Hollong trees may have cultural significance in local communities where they are native or commonly found. They may be revered for their strength, longevity, and ecological importance, symbolizing resilience and connection to nature in traditional folklore, rituals, and ceremonies.

Are there different species of hollong trees?

Yes, there are several species of hollong trees belonging to the Dipterocarpus genus, each with unique characteristics such as growth habits, wood properties, and ecological requirements. Varieties may differ in their suitability for specific applications and environments, depending on local conditions and market preferences.