Gladiolus’ change to a pinkish color after two years
After my gladioli grow the second year, the third year all the flowers that grow are a pinkish rose in color. What causes this? We plant around 600 hundred each year. Also, what anti-fungal powder do you recommend to use on the gladioli when storing them for winter?
This is not uncommon for some flowers including Glads.
Here is a link that explains a few of the possible reasons.
The corms can be dusted with any type of anti fungal power, found at most garden centers.