Why and how did Philadelphia and New York City benefit from the producation of staple crops in the middle colonies?

Philadelphia and New York City benefited from the production of staple crops in the middle colonies due to their strategic locations as major trade ports. The abundant agricultural output, particularly of wheat and corn, facilitated trade and export, attracting merchants and contributing to economic growth. This agricultural wealth also led to increased population and urbanization, enhancing infrastructure and commerce in both cities, solidifying their roles as economic and cultural hubs in colonial America.