My zucchini blooms but no zucchini.
Certified GKH Gardening Expert
This is typical behavior for a squash plant. They will produce mostly male (non-fruiting) blossoms early in the season and will gradually start to produce more female blossoms as the season progresses. Give it some time and you will see it start fruiting. This article will help you recognize these blossoms: https://www.gardeningknowhow.com/edible/vegetables/squash/female-male-squash-blossoms.htm
If you are seeing fruit but they are falling off, these articles will help: