So i was trying to throw together a standard mono green deck, but it just seems that the ramp in the current blocks isnt very strong. Anybody have any suggestions as to make it better, or alternate ideas?

So far I've found a nice ramp of Hydra's and Ordeal of Nylea, but that is about the most I have found aside from mana dorks, and Voyaging Saytr to stretch mana a bit more.