Closely adhering to their master's principles expressed in his writings and in his paintings, these artists collectively gave rise to the school of landscape painting referred to as 'Cleves Romanticism', blending realism with a pervading idealized atmosphere. He advised his students to study nature closely, to observe the qualities of light at dawn and at sunset and the development of storms. He also guided his students in the examination of Dutch seventeenth century masters.
These artists, who closely followed their master's principles as articulated in his works and paintings, created a school of landscape painting known as 'Cleves Romanticism', integrating realism with an idealized ambiance. He advised his students to study nature carefully, observing the qualities of light at dawn and sunset and the progression of storms. Additionally, he guided them on studying Dutch seventeenth-century masters.