My gladiolus are horrible this year splotchy and dried out.
Wondering if it just the dry weather or a virus?
Certified GKH Gardening Expert
This is more than likely bacterial or fungal. You will need a fungicide. This article will help: https://www.gardeningknowhow.com/garden-how-to/info/using-fungicides-in-garden.htm
This article will help you to grow the plant: https://www.gardeningknowhow.com/ornamental/bulbs/gladiola/care-of-gladiolas-how-to-grow-gladiolas-in-your-garden.htm