Agriculture: Avocado Pest Management Guidelines

When to Monitor Pests, Damage, and Natural Enemies

TIME OF YEAR JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC
CROP DEVELOPMENT STAGE
Older fruit development or presence                        
Young fruit development                        
Pollination and fruit set                        
Pre–bloom and open flower                        
Leaf flush                        
PESTS
DISEASES m m m m m m m m m m m m m m m m m m m m m m m m
VERTEBRATES o o o o m m m m m m m m m m m m m m m m o o o o
WEEDS   m m m o o o o m m m o o o o o o o o o o o    
INVERTEBRATES
Coast Inland
Avocado thrips + +   o o o m m m m m m o            
Persea mite + +       m m m m m m m m m m m m m o o    
Caterpillars       m m m m m m m m m m m m o o    
Greenhouse thrips +     m m m m m m m m m o o o o o o o o o o
Sixspotted mite +     m m m m m m m o o o o o        
Avocado brown mite +             o o m m m m m m m o  
Avocado lace bug + +   m m m m m m m m m m m m o o  
Ants & Homoptera   o m m m m o o o o o          
Pests that migrate to young trees + +     o o o m m m m m o          
Glassy-winged sharpshooter           o o m m m m m o o    
NATURAL ENEMIES
Predatory thrips     o m m m m m m o            
Predatory mites     o m m m m m o            
Spider mite destroyer     o m m m m m o o m m m m m m    
Greenhouse thrips parasites     m m m m o o o o o o o        
Caterpillar pathogens, parasites, & predators     m m m m m m m m m m m m      
LEGEND TO MONITORING PESTS, DAMAGE AND NATURAL ENEMIES
+ =  monitor routinely, commonly a pest
=  routine monitoring probably warranted only in special circumstances, such as when a species recently was a pest there or when natural enemies have been   disrupted, e.g., by broad-spectrum insecticide application
  =  shading indicates period of potential for damage
  =  shading indicates period damage most likely
m =  major times to monitor
o =  other times to monitor
Text Updated: 09/16