Hey, Gymgirl: I soundly second Karen's advice. It's a little difficult for those of us in a very different zone to make recommendations, but her general advice is very good.
Keep us posted on your progress. We'll be admiring from afar while we wait for our opportunity to start seeds in our zone.
Some other possibilities for edible flowers include: Chives, cheddar pinks, lavendar, shungiku, borage (also a good for attracting pollinators), violas, bachelor buttons, calendula. For tea-garden plants: mint, lemon balm, lemon hyssop, dragonhead, fennel, dill, thyme, lemon verbena, stevia.
