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Silvics of North America

The Silvics of North America guide has been the go-to reference for foresters and natural resource managers in the United States since 1965 and is considered an essential resource for understanding the fundamental silvics and species ranges of important trees species in North America. Though it was updated in 1990, the 30-plus years since have seen significant changes in species importance, improvements in understanding of species ecology, growth and genetics, and a better understanding of how weather variability will impact individual species.

Updates over the guide's history include:

  • An interactive web platform. Guide authors transitioned from print volumes to a fully interactive digital database.
  • Expanded geographic scope. Guide authors added trees specific to Canada, Mexico, and tropical and subtropical border regions. 
  • New scientific dimensions. Guide authors introduced chapters on urban forestry, modern disturbance regimes, climate change vulnerabilities, and ecosystem services.

Online Resources

People

What are "Silvics"?

"Silvics" refers to the scientific study of trees in relation to their environment, including their ecology, growth characteristics, life history, soil and climate preferences, and response to natural disturbances and management practices.

Chapters

Conifers

Hardwoods

Last updated July 14, 2026