Light spectral quality alters glandular trichome architecture more strongly than cannabinoid accumulation in Cannabis sativa
Shaalin Dlaymi, Reilly Perovich, C.L. Kuo, R Liu, Vincent Fetterley, Alexander Z.-F. Lee, Cory S. Harris, Marco Todesco, Lacey Samuels, Marina Cvetkovska
This study shows that far-red light increases trichome stalk length in Cannabis sativa varieties, while light spectrum has modest effects on cannabinoid concentration and plant growth.
bioRxiv · Jun 30, 2026 · PreprintPlant Biology