Researchers found that exposure to live plants, nature views, and the color green can increase students’ visual creativity in a classroom setting. Students’ visual creativity as determined by impartial judges was rated 19.7% higher when students were in rooms with live plants and nature views than while they participated in a classroom with no plants and the blinds drawn.
Syvie Studente, Nina Seppala, and Noemi Sadowska. “Facilitating Creative Thinking in the Classroom: Investigating the Effects of Plants and the Colour Green on Visual and Verbal Creativity.” Thinking Skills and Creativity, 19 (2016) 1-8.