A new cultivar of interspecific Baptisia ‘Sunny Morning’, that is characterized by its racemes of flowers that are vibrant lemon yellow with the color retained throughout bloom, its abundance of stems that are charcoal gray in spring, its early bloom season, its dense, spreading mounded plant habit, its inflorescences that are held above the foliage, its rare fruit set, and its ability to be readily propagated from stem shoot tip cuttings.