Q.Is My Geranium Sick?
I have several varieties of geranium (Armenian cranesbill and Rozanne) that have developed crispy, brown edges and brown spots. Are they sick? Or am I under or over watering the beds? Other plants seem fine, though a Delphinium Exaltum also has brown edges on its leaves.
Certified GKH Gardening Expert
This is bacterial, usually caused by soils that do not have a chance to dry out thoroughly, to at least 2 inches, between watering. It will need to be treated with a bactericide.
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