Scientific Name: Sympherobius barberi Banks
Number of Organisms: 100-250 per container
*Recommended for control of soft-bodied insects, scale insects, mealybugs, whiteflies, aphids, mites, psyllids, and insect eggs
Sympherobius barberi are ready for release upon arrival. They should be released later in the day.
Target Crops: Citrus, Grapes, Tree Crops, Greenhouse Crops
Preferred Pest Stage: All stages
Fecundity: Up to 400 eggs per female
Longevity: Can live months. Can live over 30 days under laboratory conditions with food.
Handling: Until release, keep predators in an insulated cooler. Release as soon as possible.
Release Rate: No field studies have been done. We are currently testing release rates. The following is based upon personal experience using augmentative releases in row and tree crops. Release 10-30 per plant in tree crops and 1 to 3 per plant in row crops, depending on infestation and size of plant.
Release Method: Release every 3 to 6 rows depending on pest density. Augment with additional releases every two weeks in crop situations.
Timing: Begin releasing as soon as mealybug is exposed. This should be in late winter or early spring after mealybug leaves the bark.