@jones1104 -- Ben, welcome to All Things Plants.
Do your buckets have good drainage? Was the cow manure in your mixture "aged" ?
I never have very good luck growing veggies in containers, but of course many people do... I hope someone else will have some good suggestions for you!
You might also be interested in this thread about super-hot peppers:
The thread "Extra Hot peppers" in
Vegetables and Fruit forum
