The almond (Prunus dulcis, Prunus amygdalus), walnut, pistachio, and pecan are each the official state nut.
(Added by Stats. 2017, Ch. 49, Sec. 2. (AB 1067) Effective January 1, 2018.)
Section 422.3
Gov. Code § 422.3, under State Flag and Emblems.
Gov. Code § 422.3