![student research in crum woods](https://www.swarthmore.edu/sites/default/files/styles/image_slider/public/assets/images/crum-woods-stewardship/720_IMG_1383.jpg?itok=VQ1F-q91)
José-Luis Machado, Associate Professor of Ecology, and students discuss a research project in the Crum Woods.
![flower in crum woods](https://www.swarthmore.edu/sites/default/files/styles/image_slider/public/assets/images/720_Crum-Creek-Clean-up-2014-rhr-102.jpg?itok=eLDoofV2)
Trillium erectum, one of the trilliums native to Pennsylvania, blooms during the spring of 2014. Photo by Becky Robert.
![two students in row boat on crum creek](https://www.swarthmore.edu/sites/default/files/styles/image_slider/public/assets/images/720_May-3-2016-RHR-079.jpg?itok=m9PzXF9O)
Each spring, students assist with cleaning up the Crum Creek. Photo by Becky Robert.
![crum woods tree planting day](https://www.swarthmore.edu/sites/default/files/styles/image_slider/public/assets/images/720_Crum-Woods-Tree-Planting-Day-March-2016-%286%29-JWC.jpg?itok=lPUPyZlM)
Scott Arboretum volunteers plant trees to reforest the Crum Woods. Photo by Josh Coceano.
![crum woods stream](https://www.swarthmore.edu/sites/default/files/styles/image_slider/public/assets/images/720_July-29-2014-RHR-150.jpg?itok=ukPcAsqz)
The Crum Woods offer shade and a peaceful retreat for visitors in the summer. Photo by Becky Robert.
![flowers in crum woods](https://www.swarthmore.edu/sites/default/files/styles/image_slider/public/assets/images/720_Crum-Creek-Clean-up-2014-rhr-168.jpg?itok=PSggHa9O)
Another Pennsylvania native, Trillium grandiflorum, graces the banks of the Crum Creek during the spring. Photo by Becky Robert.
![crum woods in the fall](https://www.swarthmore.edu/sites/default/files/styles/image_slider/public/assets/images/720_November2016-3AKB-2.jpg?itok=ochLxaNe)
Fall is a beautiful time in the Crum Woods, when the colorful foliage reflects in the Crum Creek. Photo by Alexis Bacon.
José-Luis Machado, Associate Professor of Ecology, and students discuss a research project in the Crum Woods.