leaf spot anthracnose on Philodendron
Quick answer
If your Philodendron has leaf spot anthracnose, the most likely cause is: Leaf spot diseases in Philodendron present as circular or ovoid brown lesions with yellow halos. Research identified Colletotrichum philodendricola and C. pseudoboninense as novel pathogens causing anthracnose on Philodendron tatei. Wounding greatly enhances infection rates from 0-35% to 35-65%.
Start here:
- 1. Remove and destroy infected leaves immediately
- 2. Isolate plant to prevent spore spread
Why Philodendron gets leaf spot anthracnose
Philodendron spp.
Leaf spot diseases in Philodendron present as circular or ovoid brown lesions with yellow halos. Research identified Colletotrichum philodendricola and C. pseudoboninense as novel pathogens causing anthracnose on Philodendron tatei. Wounding greatly enhances infection rates from 0-35% to 35-65%.
How to reverse leaf spot anthracnose on Philodendron
- 1
Remove and destroy infected leaves immediately
- 2
Isolate plant to prevent spore spread
- 3
Apply copper fungicide or chlorothalonil every 7-10 days
- 4
Avoid wetting leaves during watering
- 5
Improve airflow with fan if humidity is high
- 6
For severe cases: use systemic fungicide
- 7
Repot in fresh sterile mix if soil is contaminated
- 8
Monitor remaining leaves weekly for new spots
Keep leaf spot anthracnose off this Philodendron
Avoid mechanical damage to leaves. Maintain good air circulation. Water at soil level, never on foliage. Remove debris from soil surface. Use sterile tools when pruning.
Other Philodendron problems
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