Disease on crop
fungalCedar Apple Rust on apple
Gymnosporangium juniperi-virginianae
Two-host fungal disease alternating between apple and eastern red cedar. Severe pressure in regions with abundant cedar.
- Disease
- Cedar Apple Rust
- Pathogen type
- Fungal
- Crop
- Apple
- Scientific name
- Gymnosporangium juniperi-virginianae
Cedar Apple Rust on apple
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Symptoms on apple
- ▸ Yellow-orange spots on apple leaves
- ▸ Defoliation in severe cases
- ▸ Galls on cedar in spring producing orange gelatinous horns
IPM controls
- ✓ Plant resistant varieties (Liberty, Enterprise, Williams Pride)
- ✓ Remove cedars within 1000 ft if possible
- ✓ Fungicide sprays from pink through second cover
- ✓ Improve air circulation
Resistant varieties
Liberty Enterprise Williams Pride Freedom
Other crops affected by cedar apple rust
Related