EXHIBIT 23

Consent of Independent Registered Public Accounting Firm

The Board of Directors

Weyerhaeuser Company:

We consent to the incorporation by reference in the registration statements (No. 333-182403 on Form S-3; and Nos. 333-183980, 333-182810, 333-188256 and 333-182224 on Form S-8) of Weyerhaeuser Company and subsidiaries of our reports dated February 18, 2014, with respect to the consolidated balance sheets of Weyerhaeuser Company as of December 31, 2013 and 2012, and the related consolidated statements of operations, comprehensive income, cash flows, and changes in equity for each of the years in the three-year period ended December 31, 2013, and the effectiveness of internal control over financial reporting as of December 31, 2013, which reports appear in the December 31, 2013 annual report on Form 10-K of Weyerhaeuser Company and subsidiaries.

/s/ KPMG LLP

Seattle, Washington

February 18, 2014