anthracnose on Philodendron
Quick answer
If your Philodendron has anthracnose, the most likely cause is: Colletotrichum species cause anthracnose leaf spot on Philodendron, presenting as circular or ovoid sunken brown lesions with yellow halos. Three species identified: C. philodendricola, C. pseudoboninense, and C. orchidearum. Wounding greatly enhances pathogenicity.
Start here:
- 1. Remove and destroy infected leaves - lesions will not heal
- 2. Apply fungicide containing chlorothalonil or mancozeb to protect remaining foliage
Why Philodendron gets anthracnose
Philodendron spp.
Colletotrichum species cause anthracnose leaf spot on Philodendron, presenting as circular or ovoid sunken brown lesions with yellow halos. Three species identified: C. philodendricola, C. pseudoboninense, and C. orchidearum. Wounding greatly enhances pathogenicity.
How to reverse anthracnose on Philodendron
- 1
Remove and destroy infected leaves - lesions will not heal
- 2
Apply fungicide containing chlorothalonil or mancozeb to protect remaining foliage
- 3
Isolate plant from collection
- 4
Avoid misting or wetting leaves during treatment
- 5
Improve air circulation around plant
Keep anthracnose off this Philodendron
Avoid mechanical damage to leaves. Maintain adequate spacing for airflow. Keep foliage dry. Monitor for early lesions during humid conditions.
Other Philodendron problems
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