Do you want flowers or edibles?
If it's flowers you can do forget-me-nots, begonias, impatiens, or hostas.
These are veggies and herbs that do well in part shage:
* Arugala
* Beans
* Beets
* Broccoli
* Brussel sprouts
* Cauliflower
* Celery
* Cress
* Endive
* Garlic
* Kale
* Kohlrabi
* Leaf Lettuce
* Leeks
* Parsley
* Parsnips
* Peas
* Potatoes
* Pumpkins
* Radish
* Rhubarb
* Rutabagas
* Summer Squash
* Turnips
Herbs
* Angelica
* Borage
* Caraway
* Chervil
* Coriander
* Lemon Balm
* Mint
* Tarragon