Slow Cooker Navy Bean & Ham Soup

1 pound dried Navy Beans

1 any size ham bone (a few smoked ham hockes can be substituted )

1 large onion (diced)

2 cups celery (diced)

1/4 cup brown sugar

1/2 tsp. red pepper flakes

1 tsp. smoked paprika

1 tsp. garlic powder

1 tsp. ground black pepper

1/2 tsp. white pepper

1/2 tsp. salt

8 cups water

3 cups diced ham (add after the beans are cooked to avoid cooking the flavor out. )