douglas fir

Decades ago, ripe cones were plucked from the tops of conifer trees in the San Juan National Forest and sent to Nebraska for storage in a U.S. Forest Service nursery. This winter, tiny seeds from those cones have been sown in the nursery with the big mission of returning home to create new forests...

This post is part of the Science Tuesday feature series on the USDA blog. Check back each week as we showcase stories and news from USDA’s rich science and research portfolio. With the holiday season upon us, many people across the United States are out and about shopping for the perfect Christmas...