Avocado scab

Avocado scab

Photo by Cesar Calderon, USDA APHIS PPQ, Bugwood.org

  • Fungal disease causing fruit drop and marking of mature fruit
  • Discrete spots appear on the leaves along the midrib, which may merge into star-like patterns
  • As disease progresses leaves become distorted and stunted
  • Symptoms on fruit appear as corky, raised brown to purplish brown spots which enlarge to form large rough areas
  • Long distance dispersal likely through infested propagation material

High priority pest of: Avocados

Scientific name: Sphaceloma perseae
EPPRD Category:
Life Form: Fungus

Pest Documents

FS: fact sheet

CP: contingency plan

DP: diagnostic protocol