Because the company is now offering to purchase securities at a fixed price of USD 1062.50 and the offer is no longer being conducted as a modified Dutch Auction, holders desiring to tender their securities will no longer be required to specify the price at which they are tendering their securities and any such specification will be ignored and deemed null and void.

The offer will expire at 12 midnight, Eastern Time, on 09 December 2009, unless extended.

In addition to any consideration received, holders who tender securities will be paid any accrued and unpaid interest calculated up to the settlement date. The settlement date for the offer is expected to be 10 December 2009.

Banc of America/Merrill Lynch and Citigroup Global Markets Inc. are the lead dealer managers for the offer. Deutsche Bank Securities Inc., J.P. Morgan Securities Inc., Morgan Stanley & Co. Incorporated, and Goldman, Sachs & Co. are the co-dealer managers for the offer. Global Bondholder Services Corporation is the Depositary and Information Agent. Persons with questions regarding the offer should contact Banc of America/Merrill Lynch toll free at (888) 292-0070 or collect at (646) 855-3401, Attn. Debt Advisory Services or Citigroup Global Markets Inc. toll free at (800) 558‑3745 or collect at (212) 723‑6106, Attn. Liability Management Desk. Requests for documents should be directed to Global Bondholder Services Corporation toll free at (866) 804‑2200 or collect at (212) 430‑3774.

Weyerhaeuser Company, one of the world's largest forest products companies, was incorporated in 1900. In 2008, sales were USD 8 billion. It has offices or operations in 10 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 and development. Additional information about Weyerhaeuser's businesses, products, and practices is available at http://www.weyerhaeuser.com.