Exhibit 32.2

                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

      In connection with the Quarterly Report of Eden Bioscience Corporation
(the "Company") on Form 10-Q for the period ended September 30, 2006 as filed
with the Securities and Exchange Commission on the date hereof (the "Report"),
I, Bradley S. Powell, Chief Financial Officer of the Company, certify, pursuant
to 18 U.S.C. ss. 1350, as adopted pursuant to ss. 906 of the Sarbanes-Oxley Act
of 2002, that:

      (1) The Report fully complies with the requirements of section 13(a) or
15(d) of the Securities Exchange Act of 1934 (15 U.S.C. 78m or 78o(d)); and

      (2) The information contained in the Report fairly presents, in all
material respects, the financial condition and results of operations of the
Company.

Date: November 1, 2006

                                                /s/ Bradley S. Powell
                                                --------------------------------
                                                Bradley S. Powell
                                                Vice President of Finance, Chief
                                                Financial Officer and Secretary


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