How to remove black spots from rododendrum plants leaves ??? thanks

by Kay25061095

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5 answers

Sheila Ryan on Jun 06, 2018

You can remove black spots once there. You need To get a fungicide spray for black spot. Never seen it on rhodys only roses.

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Rowgop (Pam) on Jun 07, 2018

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.

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Rowgop (Pam) on Jun 07, 2018

http://homeguides.sfgate.com/rid-fungus-rhododendrons-leaves-32514.html

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Janet Pizaro on Jun 07, 2018

https://pnwhandbooks.org/plantdisease/host-disease/rhododendron-leaf-spots

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Kay25061095 on Jun 07, 2018

Thanks soooo much for your info !!! Much appreciated !!!!

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