In a medium bowl, mix together the strawberries, blueberries, sugar, cornstarch, cinnamon and nutmeg.
Pour the berry mixture into the pie crust.
Bake in preheated oven for 15 minutes. Reduce heat to 350 degrees F (175 degrees C). Continue baking for 35 to 40 minutes or until juice begins to bubble through the slits in the top crust.