Product review for Portofino Hybrid Summer Squash Overall Rating: Write an online review and share your thoughts with other customers Sort Reviews: Newest | Oldest | Highest Rating | Lowest Rating   :: Viewing page 1 of 1  -  Thursday, August 20, 2009 wow what a producer Reviewed By: Brian (kingwood, wv) We tried this variety for the first time this year. We have been havesting these all season long and they are still going. I am amazed how heavy a producer these are!!!!!!!!!