Weyerhaeuser Company (NYSE: WY) will webcast comments made at its analyst conference on May 10 and 11 in Washington, D.C.

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The presentation by Lynn Michaelis, Weyerhaeuser economist, will be webcast beginning at 7:30 p.m. Eastern on May 10. Other presentations by representatives from Weyerhaeuser's Real Estate company and selected business leaders will be webcast beginning at 7 a.m. Eastern on May 11.

The webcast can be accessed through Weyerhaeuser's Internet site at www.weyerhaeuser.com by clicking on the "Listen to our conference call" link.

The webcast also is being distributed through the Thomson StreetEvents Network to both institutional and individual investors. Individual investors can listen to the call at www.fulldisclosure.com, Thomson/CCBN's individual investor portal, powered by StreetEvents. Institutional investors can access the call via Thomson's password-protected event management site, StreetEvents (www.streetevents.com).

Weyerhaeuser Company, one of the world's largest integrated forest products companies, was incorporated in 1900. In 2004, sales were $22.7 billion. It has offices or operations in 19 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/ .

   For more information contact:
   Media - Bruce Amundson  253-924-3047
   Analysts - Kathryn McAuley  253-924-2058

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SOURCE: Weyerhaeuser Company

CONTACT: Media - Bruce Amundson, +1-253-924-3047, or Analysts - Kathryn
McAuley, +1-253-924-2058

Web site: http://www.weyerhaeuser.com/