Fig Diseases
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Fig rust on fruit
Fig. 1
Fig rust, fruit symptoms

Pustules of fig rust on the lower leaf surface
Fig. 2
Pustules of fig rust on the lower leaf surface

Symptoms on leaf
Fig. 6
Cercospora leaf spot (Cercospora fici) Heald & F.A. Wolf  Symptoms on Ficus carica


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Fig Rust
Caused by Cerotelium fici

The most common disease of fig in the southeastern United States is the fig rust (Cerotelium fici). Fig rust turn leaves brown, can cause defoliation and premature ripening of the fruit, and decreases cold tolerance. This disease can be controlled by a 5-5-50 Bordeaux spray (copper sulfate, lime and water) applied every two to three weeks. 1

Rust on fig leaf Fig rust. Pathogen: Cerotelium fici Fig rust on fruit
Fig. 3 Fig. 4 Fig. 5

Fig. 3. Rust of fig leaves in Hawaii (Manoa valley, island of Oahu) caused by the plant-pathogenic fungus, Cerotelium fici
Fig. 4,5. Fig rust. Pathogen: Cerotelium fici

Further Reading
Fig Rust in Hawai'i from the University of Hawai'i at Manoa pdf 5 pages



Cercospora leaf spot
(Fig. 6)
Caused by Cercospora fici

Cercospora leaf spot fungus (Cercospora fici), causes branch terminals to turn black and die. 1

Symptoms on leaf Symptoms on fruit
Fig. 7 Fig. 8

Fig. 7. Symptoms on leaf
Fig. 8. Symptoms on fruit

Further Reading

Cercospora Leaf Spot of Fig from the Florida Department of Agriculture & Consumer Services pdf



Other fig diseases include Botrytis cinerea (fungus) and Cercospora leaf spot fungus (Cercospora fici), which causes branch terminals to turn black and die. Thread blight (Pellicularia koleroga) results in necrosis of stems and matted foliage. Botryosphaeria dothidea (fungus) causes necrosis of leaves and stems. Rhyzopus stolonifer (smut) causes fruit drop of cultivars with an open eye. Fusarium spp. and Aspergillus niger are fungus that attack ripe fruit. 1


Bibliography

1  Andersen, Peter C. and Crocker, Timothy E. "The Fig". edis.ifas.ufl.edu. This document is HS27, one of a series of the Horticultural Sciences Department, Florida Cooperative Extension Service, Institute of Food and Agricultural Sciences, University of Florida. Original publication date Mar. 1994. Revised Nov. 2009 and June 2016 Web. 4 Mar. 2017.

Photographs

Fig. 1,3,4,5 Nelson, Scot, C. Rust of fig leaves in Hawaii (Manoa valley, island of Oahu) caused by the plant-pathogenic fungus, Cerotelium fici 2012. flickr.com. Under (CC BY-SA 2.0).  Web. 5 Mar. 2017.
Fig. 2 Ferrin, Don. Pustules of fig rust on the lower leaf surface. 2012. Louisiana State University Agricultural Center. bugwood.org. Under (CC BY 3.0 US). Web. 5 Mar. 2017.
Fig. 6,7,8  Hamann, Jonas Janner. Cercospora leaf spot (Cercospora fici) Heald & F.A. Wolf. 2012. Universidade Federal de Santa Maria.  bugwood.org. Under (CC BY 3.0 US). Updated 2016.Web. 5 Mar. 2017.

Published 5 Mar. 2017 LR
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