Can I Use Canna Cure In Flower. Remove any dead or dying flowers from the plant both to keep them from falling into your pond and degrading water quality as well as to help the plant more quickly devote energy to developing new flowers. Sprayed on leaves of your cuttings it will speed up the rooting process increase resistance against diseases and it will improve the quality of the crop.
As mentioned earlier the old flower stalks will die and fade away on their own but if you are a neat freak feel free to cut them back. Lets break it down step-by-step. Pruning is not usually necessary with Canna.
If you prefer just cut the stem back to the foliage which will last until the first frost Autumn Care.
Do not compost the infected portions of the canna as that will spread the fungus further. If you prefer just cut the stem back to the foliage which will last until the first frost Autumn Care. Landscape Uses Cannas cant help but be focal points. 04012021 If canna rust is identified remove any leaves that appear to be infected and discard them as well as any severely infected plants.