- Ivy Geranium ("Contessa Burgundy Bicolor" and "Precision Blue")
- Purple Sage
- English Thyme
- Salvia ("Wild Thing")
- Hypericum Calycinum ("Brigadoon")
- Heuchera Coral Bells ("Obsidian")
- Alpine Geranium
I've listed these to point out that you can put more plants than you think in one container as long as they all have similar sun and water requirements.
Here's how the pot looked soon after I planted it. I'll do my best to remember to take a picture at the end of the season.
Bookshelf: Container Gardening Books