Butter and flour a 14 cup bundt pan
Preheat oven to 325
Whisk together in a medium bowl the flour, baking powder, salt, cinnamon, cardamon, and nutmeg
In the bowl of a stand mixer with the paddle attached beat together the brown sugar, eggs and melted butter until combined. Mix in the zucchini.
Add the flour mixture and stir until just combined.
Add to the prepared pan and tap on the counter to settle
Bake in the preheated oven for 55 to 60 minutes until a tester comes out clean
Cool on a wire rack and then unmold