What do you do if you haven't harvested your Broccoli and Cauliflower in time and they have gone to bloom?
What to Do With Broccoli and Cauliflower
Certified GKH Gardening Expert
Unfortunately, after they bolt, there is not much you can do but plant them again. This article will give you some tips for keeping them from bolting in the future (and would apply to both plants): https://www.gardeningknowhow.com/edible/vegetables/broccoli/bolting-broccoli-growing-broccoli-in-hot-weather.htm