SOURCE: EDEN BIOSCIENCE CORPORATION

April 21, 2005 15:12 ET

Eden Bioscience Corp. Announces First Quarter Financial Results Release Date and Time

BOTHELL, WA -- (MARKET WIRE) -- April 21, 2005 -- Eden Bioscience Corporation (NASDAQ: EDEN) announced today that it plans to release the financial results of its first quarter ended March 31, 2005, after the close of regular market trading on Thursday, April 28, 2005.

The company will host a conference call featuring remarks by Rhett Atkins, President and CEO, and Brad Powell, Chief Financial Officer, at 5:00 p.m. EDT / 2:00 p.m. PT. The public is invited to participate on a listen-only basis. A live Webcast and replay of the call will be available in the Investor Relations section of the company's Website, www.edenbio.com/in/inmain.html.

About Eden Bioscience

Eden Bioscience is a plant technology company focused on developing, manufacturing and marketing innovative, natural protein-based products for agriculture. We believe that our technology and products provide growers with new tools to improve crop production and plant protection. Our products are based on naturally occurring proteins called "harpins," which activate a plant's intrinsic ability to protect itself through growth and stress-defense responses. These responses enhance overall plant health, improve plant vigor and stamina, and result in improved crop quality, yield, and/or shelf life. Our headquarters are at 3830 Monte Villa Parkway, Suite 100, Bothell, WA 98021-7266, 425-806-7300; www.edenbio.com.

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