Scientists at the Smithsonian Environmental Research Center are planting a massive experimental forest for a long-term research project called BiodiversiTree.
The BiodiversiTree Project

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Some 100 volunteers joined Smithsonian scientists at the Environmental Research Center to plant the trees according to a precise plan. (SERC)

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Volunteer Phil Bishop planted 600 trees himself and will be back next season to plant more. (SERC)

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Fields are flagged to indicate which species go into which hole. The markers also helped prevent trees from being mowed over. (SERC)

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This hickory sapling is off to a healthy start in the 100-year forest project. (SERC)