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Query: black spot
Tag: black-spot
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Humid Summer Rose Care
Humid summers favour leaf diseases because foliage stays wet longer and spores spread through rain splash, irrigation, pruning debris, and dense growth. The goal is not sterile...
Choosing Disease-Resistant Roses
Disease resistance is regional. A rose that stays clean in dry inland air may spot badly in humid summers, and a rose that thrives without spray in a Texas trial may still need...
Black Spot
Black spot is a common fungal rose disease. It is worse where leaves stay wet, where airflow is poor, and on susceptible cultivars. Signs. Dark round spots, often with feathery...
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