Fleur creatiff is a great magazine, a lot of good ideas. I think they write a lot about a single flower. Anthurium for instance, 2 pages and you know a lot about anthurium. No need, i think. But still, its a great magazine and not that expensive as profil floral.

You can can subscribe directly at fleur creatif, 1 or 2 years subscriptions
http://www.fleurcreatif.com/