Q.Zucchini squash
My zucchini are turning yellow and dying on the vine when they are only a few inches long. What can I do?
It sounds like it might be a pollination issue. The fruit turning orange sounds like they are dying, but just have not fallen off yet. These articles will help:
https://www.gardeningknowhow.com/edible/vegetables/squash/squash-fruit-falling-off-the-plant.htm
https://www.gardeningknowhow.com/ornamental/trees/teak/insect-pollination-process.htm
https://www.gardeningknowhow.com/edible/vegetables/squash/pollinate-squash-by-hand.htm