Viragrow Delivers! : Zucchini. Why Is It Not Producing? Leave a Comment / By xtremehorticulture / June 16, 2014 Viragrow Delivers! : Zucchini. Why Is It Not Producing?: Zucchini is famous for producing enough fruit until you are sick of it. But zucchini production may be a bit slow this year. Check for yours…