Federal Way, Washington, USA, 01 October 2008 — Weyerhaeuser Company (NYSE: WY) will release third quarter 2008 results on 31 October before the market opens. The company will hold a live conference call at 7 a.m. Pacific Time (10 a.m. Eastern) on 31 October to discuss third quarter results.

To access the conference call from within North America, dial 1-800-218-4007 at least 15 minutes before the call. Those calling from outside North America should dial 1-303-262-2054. Replays will be available for one week at 1-800-405-2236 (access code - 11120677#) from within North America and at 1-303-590-3000 (access code - 11120677#) from outside North America.

The call is being webcast through Weyerhaeuser’s Internet site at http://investor.weyerhaeuser.com by clicking on the “Q3 2008 Earnings Conference Call” link.

The webcast is available through the Thomson StreetEvents Network to both institutional and individual investors. Individual investors can listen to the call at http://www.fulldisclosure.com, Thomson’s individual investor portal, powered by StreetEvents. Institutional investors can access the call via Thomson’s password-protected site, StreetEvents (http://www.streetevents.com).

Weyerhaeuser Company, one of the world's largest forest products companies, was incorporated in 1900. In 2007, sales were USD 16.3 billion. It has offices or operations in 13 countries, with customers worldwide. Weyerhaeuser is principally engaged in the growing and harvesting of timber; the manufacture, distribution, and sale of forest products; and real estate construction, development, and related activities. Additional information about Weyerhaeuser's businesses, products, and practices is available at http://www.weyerhaeuser.com.