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Grape > Year-Round IPM Program > Bloom > Natural Enemies of Pseudococcus Mealybug

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Grape

Identifying Natural Enemies of Pseudococcus Mealybug

On this page
  • Green lacewing
  • Minute pirate bugs
  • Crab spiders
  • Mealybug destroyer
  • Anagyrus fusciventris
  • Pseudaphycus angelicus
  • Acerophagus notativentris

Monitor for parasitism by collecting mealybugs and holding them in gelatin capsules to detect parasite emergence. Also look for predators. Use the photos below to identify these natural enemies. Names link to more information on identification and biology.

Click on photos to enlarge
Predators

Green lacewing
Green lacewing
Chrysoperla carnea, larva attacking a grape mealybug.

 Minute pirate bugs feed on mealybugs
Minute pirate bugs
Minute pirate bugs feed on mealybugs.		 Crab spiders feed on mealybugs
Crab spiders like this one, from the Thomisidae family, feed on mealybugs.

Adult and larva of the mealybug destroyer lady beetle
Mealybug destroyer
Adult (left) and larva (right) of the mealybug destroyer lady beetle, Cryptolaemus montrouzieri, feeds primarily on mealybug eggs.

 Adult Anagyrus fusciventris, an introduced parasitoid of longtailed mealybug
Adult Anagyrus fusciventris, an introduced parasitoid of longtailed mealybug.

Parasites

Grape mealybug parasite, Pseudaphycs angelicus
Grape mealybug parasite, Pseudaphycus angelicus, has white-tipped antennae and yellow legs.

 Adult wasp parasite
Adult Acerophagus notativentris, a wasp parasite of grape mealybug. 		Acerophagus notativentris adults
Acerophagus notativentris adults that emerged from a mummified grape mealybug.

Statewide IPM Program, Agriculture and Natural Resources, University of California
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