Weyerhaeuser to Release Second Quarter Results on July 30

Weyerhaeuser Company (NYSE:WY) will release second quarter 2010 results
on July 30 before the market opens. The company will hold a live
conference call at 7 a.m. Pacific (10 a.m. Eastern) on July 30 to
discuss second quarter results.

To access the conference call from within North America, dial (877)
296-9413 (access code ? 53832851) at least 15 minutes prior to the call.
Those calling from outside North America should dial 1-(706) 679-2458
(access code ? 53832851). Replays will be available for one week at
(800) 642-1687 (access code ? 53832851) from within North America and at
1-(706) 645-9291 (access code ? 53832851) from outside North America.

The call is being webcast through Weyerhaeuser′s Internet site at http://investor.weyerhaeuser.com
and is accessible by selecting the 'Q2 2010 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, began operations in 1900. We grow and harvest trees, build
homes and make a range of forest products essential to everyday lives.
We manage 22 million acres of timberland worldwide on a sustainable
basis in compliance with internationally recognized forestry standards.
At the end of 2009, we employed approximately 14,900 employees in 10
countries. We have customers worldwide and generated $5.5 billion in
sales in 2009. Our stock trades on the New York Stock exchange under the
symbol WY. Additional information about us is available at http://www.weyerhaeuser.com.

Weyerhaeuser Company

Media ? Bruce Amundson, 253-924-3047

Analysts
? Kathryn McAuley, 253-924-2058