[Téléchargement Gratuit] Red Spots On Hydrangea Leaves

Compost tea can be made by filling a burlap bag or old. The disease rarely kills hydrangea plants but it can cause leaves to drop and look unsightly.

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The spots form due to water drops from rain or irrigation that sit on leaves during hot and humid conditions. Leaf spots on a hydrangea are caused by the fungal infection cercospora. This is because the macrophylla plant also known as a mophead hydrangea features the largest leaves of any hydrangea plant. Cercospora leaf spot typically appears in late summer and fall.

The fungus spreads through spores that grow on fallen hydrangea leaves. In most cases these leaf spots are indicative of cercospora leaf spot a temporary condition caused by the fungus cercospora hydrangea which is perhaps the most common disease seen on hydrangeas during the months of july through october. Natural remedies for leaf spot in hydrangeas include spraying infected leaves with compost tea liquid kelp garlic oil or hydrogen peroxide. Hydrangea leaves turning red usually happens when plants are growing in full sun and have experienced a dry spell.

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