Hi Michel,
If you love Plumeria, you will find many others around here with the same interest.
We have a specific forum just for Plumeria:
http://garden.org/forums/view/... There are always discussions going on and sharing of information and of course great photos!
We also have a forum specifically for Adeniums and many knowledgeable members who grow them:
http://garden.org/forums/view/...
I hope you find time to browse the forums that you find of interest; pop in, introduce yourself and join in the chat. You will love it here!