why are my marigolds dying?

Question

I have a patch of marigolds that appear to be dying. They did this last year also. The leaves look grey from the root up. I have been watering them frequently. It has been excessively hot here.

Answer 1

It sounds like it may be grey mold. This article will help:
http://flowers.about.com/od/Pests-And-Diseases/p/Get-Rid-Of-Fuzzy-Grey-Mold-On-Flowers.htm