Q.CORAL TREE LEAVES ARE TURNING YELLOW ? WHAT DO I DO?
A FEW WEEKS AGO WE FOUND ALL THE FLOWERS COVERED WITH WEBS AND WHAT WE THINK WERE FROM MOTHS THAT WERE SETTING UP HOUSE. WE TRIMMED ALL OF THIS OFF – THEN THE LEAVES WERE DRING UP SO WE WATERED IT IT’S BEEN SO HOT IN SO CALIF 118 A COUPLE OF DAYS. NOW LEAVES ARE TURNING YELLOW HELP WE’VE ONLY LIVED HERE 3 MONTHS AND ARE NOT FERMILIAR WITH TYPE OF PLANT! THANKS

Certified GKH Gardening Expert
It would be really helpful to have a photo. Did you see the caterpillars in the webbing? Other pests can also form webs, and be much more destructive to trees and plants. I will be more than glad to help you identify the pest once I have a photo.
In the meantime, this collection of articles will give you information on how to craft your own pest control methods with things that you already, likely, have around your home: https://www.gardeningknowhow.com/special/organic