Rocky Gold Zucchini This page first published: Mar 31, 2005 · Modified: May 9, 2018 · by CooksInfo. Copyright © 2020Rocky Gold is an F1 hybrid zucchini. It has gold skin, with no greenishness at either end. Inside, its flesh is pale white. History Notes Rocky Gold Zucchini was developed by the Hollar Seeds Company of Rocky Ford, Colorado. Released 1993.