A top view photo of the biofiteration pond.

Grounds and Landscape

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In this story, we explore the grounds and landscaping that created Yale-NUS’ unique outside spaces.

The grounds were a place to relax, play and enjoy nature, but they also served an educational purpose as part of the College’s concept of ‘living and learning’.

A Learning Landscape

The Yale-NUS College library building, a several trees behind a patch of green space in college green (in front of the library).

Singaporean architectural firm, Lekker Architects, designed the new campus grounds based on the concept of ‘a learning landscape’.

This meant that the College grounds were not just a place where students studied, but where they could also learn from its landscape.

To this end, the grounds were designed as an arboretum—a botanical collection of trees and shrubs designed for the purpose of being studied.

Each plant species on campus was labelled so that students could learn about its role in the cultural and natural history of Singapore.

Campus green in front of Library Ground Floor, a big tree on the right and Yale-NUS College Hall building in the background.

History and Site

Located within NUS University Town, the chosen site presented some initial difficulties.

Triangle behind a mountain range made with structural grid like texture

A former golf course, the site’s uneven terrain proved a challenge to the architects’ ingenuity.

The Biofiltration Pond

The vegetation in and around the Biofiltration Pond (commonly known as the Eco-pond) filtered pollutants from rainwater.

Nestled in the lush tropical landscape at one of the lowest points of University Town, the Eco-pond filtered about 11 to 13% of University Town’s water runoff which was then returned to the NUS water network.

A view of the Biofiltration pond, showcasing a lush green landscape with modern buildings and walkways, reflecting the vibrant and peaceful environment of the campus.
Yale-NUS College biofilteration pond, a black-white waterhen is standing on the left.
College green, multiple green plants and trees used for biofiltration.

The water was filtered and cleaned by the plants that surround the pond, such as lemongrass, paper reed, fountain grass, walking iris, bamboo orchid and pandan.

These plants also provided food for the animals that lived in the pond, which included a variety of fish such as Jack Dempseys, guppies and carp, who shared the pond with a number of red-eared sliders (an invasive species of turtle).

White-breasted waterhens and otters were also regular visitors.

An otter peeking out of the Biofiltration Pond, surrounded by lush greenery and calm water.

Heritage Tree

A group of students standing together in a lush outdoor space on the Yale-NUS College campus, with the trunk of a heritage tree in the foreground. Image credit: Jeff Goldberg. Esto

When surveys were carried out on the site of the new campus in 2012, an unknown tree was discovered. Samples of its branches and fruits were submitted to the Singapore Botanic Gardens, who identified it as the first example of Margaritaria indica in Singapore.

Heritage tree, a member of Margaritaria Indica species, plate

Listed as Critically Endangered in Singapore, the tree was awarded Heritage Tree status by the National Parks Board in 2014.

An animated GIF of the heritage tree on Yale-NUS campus, showcasing its large, mature trunk and expansive canopy.

Known for its distinctive scaly bark which peels to reveal a red colour underneath, Margaritaria indica is found from India to South China to Australia, but is rare in Southeast Asia. Two further examples have subsequently been found in Singapore.

A card featuring two stamps, one depicting the Heritage Tree and the other featuring an illustration of the Yale-NUS campus.

To mark the inauguration of the new campus, and the 50th anniversary of Singapore’s independence, two postage stamps were produced, one of which featured a painting of the Heritage Tree by Yap Zhi Wen (Class of 2017).

The heritage tree on Yale-NUS campus, showcasing its large, mature trunk.Heritage tree, a member of Margaritaria Indica species, plateAn animated GIF of the heritage tree on Yale-NUS campus, showcasing its large, mature trunk and expansive canopy.A card featuring two stamps, one depicting the Heritage Tree and the other featuring an illustration of the Yale-NUS campus.

Plants of the Campus Green

The campus green was designed with the theme Evolved Tropical Forest in mind, with multiple layers of plants resembling a tropical forest.

In addition to the Heritage Tree, five other mature trees were preserved when the campus was constructed, creating the upper ‘canopy’ layer.

The Yale-NUS College library building, a several trees behind a patch of green space in college green (in front of the library).
An aerial view of the Yale-NUS College campus construction site, showing buildings under construction with cranes and scaffolding, while mature trees are carefully preserved and integrated into the site.

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Below was an ‘understory’ layer of local trees, with a variety of shrubs and groundcover species forming the ‘undergrowth’ or forest floor layer.

A close-up photo of borneo mahogany leaves.
An autograph tree on campus green in Yale-NUS College campus.
Elephant apple tree on campus.
An ironwood tree in Campus Green, with the college building visible in the background.

Residential College Courtyards

Each of the three Residential Colleges had its own courtyard, with a lawn and gardens, where students could relax and socialise.

Students seated on chairs in the Elm College courtyard at Yale-NUS College.

The courtyards also mean that when you step out of your room you run into people that you know and so on.

Inaugural President of Yale-NUS Pericles Lewis describes the courtyards.

Pericles Lewis in a suit and an orange tie.

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Students seated on chairs in the Elm College courtyard at Yale-NUS College.
Triangle behind a mountain range made with structural grid like texture

The courtyard plants were specially selected for each Residential College.

Saga College

Saga’s theme was plants with a cultural and historical significance to Singapore and the region.

Elm College

Elm’s palms, cycads and ferns were all plants that flourish in the tropical environment of Singapore.

Cendana College

Productive plants were showcased in Cendana’s courtyard, demonstrating the practical uses of plants for food, in medicine, and for providing raw materials such as wood and rubber.

Recognition
and Awards

A group of students attending the Student Leader Retreat 2022, engaging in a discussion on campus green.

The campus grounds and landscaping were popular with the students, faculty and staff, proving them with a place to relax, socialise and learn.

Eight people (a woman in white/green dress, six men in suits and a woman in a red dress) are holding awards on stage at BCA Awards. Background has a wall that reads “BCA Awards 2019” with pink light on the wall.

The ecologically friendly design of the courtyards and biofiltration pond was recognised when the College received the Green Mark Platinum Award in 2013, before the campus was even completed.

The campus received the same award again in 2021.

A certificate titled "LEAF 2021 Certificate," featuring a seal and text indicating recognition to Yale-NUS College for community wellbeing and engagement, with a decorative border.

The landscaping’s ecologically friendly design was also recognised with the award of the Landscape Excellence Assessment Framework (LEAF) certification from the National Parks Board in 2014.

Yale-NUS was the first educational institution to receive the award. The award was recertified in 2017, and in 2021 with a Gold level award.

A group of students attending the Student Leader Retreat 2022, engaging in a discussion on campus green.Eight people (a woman in white/green dress, six men in suits and a woman in a red dress) are holding awards on stage at BCA Awards. Background has a wall that reads “BCA Awards 2019” with pink light on the wall.A certificate titled "LEAF 2021 Certificate," featuring a seal and text indicating recognition to Yale-NUS College for community wellbeing and engagement, with a decorative border.