To activate the stomata in flowers or foliage more. So absorbable flower dye will work much better during the absorb proces . Just mix 2% into your absorbable dye solution
It is specially developed to all kind of bacteria in the absorbable flower dye solution. The Centimo post harvest works longer and better than any Chrysal/ floral-life product . So you can use it on every flowers as a post-harvest product.
It is absolutely not true that only white flowers can be colored. White flowers do not influence the final color that much, so for that reason this color is used a lot. By using other colors than white you can get different end results and also ...