Nan, I like the way that zucchini looks! Maybe going dwarf and getting smallest footprints along with cages will work wonders...
2x4 or 4x4 I still want to save space because I'm growing in 4'x8' beds this year. Well I searched and found this link to someone who is using tomato cages and training their Summer Squash limbs upwards!
https://growagoodlife.com/growing-su...sh-vertically/
There's a good video there that shows it and here's a picture: