Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

The Administrative Committee

Weyerhaeuser Company:

We consent to the incorporation by reference in the Registration Statement No. 333-182224 & No. 333-182810 on Form S-8 of Weyerhaeuser Company of our report dated May 20, 2015, with respect to the statement of net assets available for benefits of the Weyerhaeuser 401(k) Plan as of December 31, 2014, the related statement of changes in net assets available for benefits for the year ended December 31, 2014, appearing in this Annual Report (Form 11-K) of Weyerhaeuser 401(k) Plan.

/s/ Moss Adams LLP

Seattle, Washington

May 20, 2015

Exhibit 23.2

Consent of Independent Registered Public Accounting Firm

The Administrative Committee

Weyerhaeuser Company:

We consent to the incorporation by reference in the registration statements (No. 333-182224 and No. 333-182810) on Form S-8 of Weyerhaeuser Company of our report dated June 20, 2014, with respect to the statement of net assets available for benefits of the Weyerhaeuser Salaried and NORPAC 401(k) Plan as of December 31, 2013, which report appears in the December 31, 2014 annual report for Form 11-K of the Weyerhaeuser 401(k) Plan.

/s/ KPMG LLP

Seattle, Washington

May 20, 2015