Potlatch Corporation

Spokane, Washington, USA, 25 September 2007 --(BUSINESS WIRE)-- Potlatch Corporation (NYSE:PCH) has scheduled its third quarter webcast and conference call for 25 October 2007, at 8:00 a.m. Pacific Time (11 a.m. Eastern). Results for the third quarter of 2007 will be released via Business Wire before the market opens on 25 October 2007. The conference call and webcast will be hosted by Michael J. Covey, Potlatch chairman, president, and CEO; and Eric J. Cremers, vice president, Finance, and CFO.

Investors can access the webcast at www.potlatchcorp.com and conference call by dialing 866-383-8009 (USA/Canada) and 617-597-5342 (international). Participants will be asked to provide passcode 65659071.

For those unable to participate in the call, an archived recording will be available through the Potlatch Corporation Web site at www.potlatchcorp.com for approximately one year following the conference call. A telephone replay of the conference call will be available until 01 November 2007, by calling 888-286-8010 (USA/Canada) or 617-801-6888 (international) and entering passcode 82200693.

Potlatch is a Real Estate Investment Trust (REIT) with 1.6 million acres of forestland in Arkansas, Idaho, Minnesota, and Wisconsin. Through its taxable REIT subsidiary, the company also operates 13 manufacturing facilities that produce lumber and panel products and bleached pulp products, including paperboard and tissue. The company also conducts a land sales and development business through its taxable REIT subsidiary. Potlatch, a verified forest practices leader, is committed to providing superior returns to stockholders through long-term stewardship of its resources.