Symptoms

- Symptoms appear on fruit, leaves and twigs
- Causes necrotic lesions
Leaf Symptoms
- Small, round (often raised) blister-like lesions with water-soaked margins and yellow
halos; lesions often appear on both sides of leaf surface
- Heavy or severe infection causes defoliation
Fruit Symptoms
- Raised lesions on fruit (oranges & grapefruit) create a water-soaked margin with
yellow halo
- Fruit drop
Twig Symptoms
- Twig lesions are similar in appearance to fruit lesions; lesions on stems cause recurring infection
Susceptibility
- Highly susceptible
- Grapefruit, Navel oranges, Some early oranges (example: Early Gold)
- Less susceptible
- Hamlins, Tangelos
- More Toleran
-
Tangerines, Hybrids (example: Murcott), Valencia