Q.Have an orange type fungus on my canterbury bells
Have tried the normal pesticides but to no avail. Leaves crispy and dry . None of the normal garden pests showing
Certified GKH Gardening Expert
This sounds like a rust fungus, just from the description. A pesticide will not work for this. 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 give you more information on the care of the plant: https://www.gardeningknowhow.com/ornamental/flowers/canterbury-bells/canterbury-bells-plant-how-to-grow-canterbury-bells.htm