The sun 'travels' different paths throughout the season. The summer sun is high, while the winter sun is low. Passive solar design situates the house and is built with certain materials to help it to be warm in the winter and cool in the summer.
Edible flowers are more than pretty decoration, and can bring major flavor to a dish—I once had some that tasted like garlic—but I will admit I have a hard time identifying them. Luckily, this graphic from Lucky Peach can help with that.