Intervention required?

I just picked up a few more plants..... uh-oh! Somebody save meeeeee: my plant addiction seems to be kicking in again, after being dormant for quite a while...

It's going to be interesting - most of the plants I'm putting in are things I've never grown before. Our old garden was quite traditional. I had begun to replace a few things with more drought-tolerant species shortly before we decided to sell, but mostly it was filled with plants that I was very familiar with. Like these:







Now it's less flowers, and more ornamental grasses and the like. I guess I'll find out what works and what doesn't....