How to remove black spots from rododendrum plants leaves ??? thanks
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I love this plant, but the leaves keep getting brown spots! Why?
I love this plant, but the leaves keep getting brown spots. Any idea why?
You can remove black spots once there. You need To get a fungicide spray for black spot. Never seen it on rhodys only roses.
Leaf spot: the leaf spot fungus produces spores from fungal structures on the infections, which are dispersed in water. Rust: the rust pathogen releases airborne orange spores which spread the disease among Rhododendrons, then later it produces dark resting spores. ... Spores produced on spruce then reinfect rhododendrons.
http://homeguides.sfgate.com/rid-fungus-rhododendrons-leaves-32514.html
https://pnwhandbooks.org/plantdisease/host-disease/rhododendron-leaf-spots
Thanks soooo much for your info !!! Much appreciated !!!!