OUSL boasts a thriving butterfly garden that serves as a haven for various butterfly species, each meticulously identified and acknowledged through prominent displays across the university premises. The butterfly garden is a methodically planned and cultivated space designed to attract and nurture butterflies, serving as a sanctuary for these delicate and enchanting insects. Typically planted with a variety of nectar-rich flowering plants, butterfly gardens provide essential food sources for butterflies at various stages of their life cycle. This garden often feature native plants, chosen for their ability to support local butterfly species, while also creating a visually stunning and vibrant landscape. They play a crucial role in conservation efforts, helping to sustain and increase butterfly populations by providing a suitable habitat. 
Additionally, butterfly gardens contribute to the overall biodiversity of an area, attracting other pollinators and beneficial insects, making them not only aesthetically pleasing but also ecologically significant spaces in the broader landscape.