Phytophthora root rot of hedera helix

Disease Information

Phytophthora root rot

Symptoms

Leaf chlorosis, wilting, root die-back, basal leaves turn brown and curl downward.

Management

Use pathogen-free potting media, pots and plant material. Do not over-water or over-fertilize plants. Remove infected plants to reduce spread of the pathogen. Treat with etridiazole (Truban , ® Terrazole ), etridiazole + thiophanate- ® methyl (Banrot ) or mefenoxam (Subdue ® Maxx ).



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