Sooty Blotch of Apples, Pears and Citrus

Gloeodes pomigena

Names:

Smoky Blotch of Citrus.

Description:

A fungal disease.
Dark, round smudges that may expand to form irregular shaped blotches that cover most of the fruit. The smudges are initially circular but may form irregular shapes as they overlap.

Species Affected:

Apple, Citrus and Pear mainly.
Young twigs of Peach.
Some Acacia species.

Biology:

Life Cycle:

Origin and History:

Distribution:

Significance:

Fruit can be eaten, but it looks unsightly.
It usually makes the fruit unmarketable for the fresh trade and its storage life is reduced.

Management and Control:

Fungicides provide good control.

Related and Similar Species:

Sooty Mould looks similar but is associated with honeydew producing insects.

References:

1291

Acknowledgments:

Collated by HerbiGuide. Phone 08 98444064 or www.HerbiGuide.com.au for more information.