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Smaller Fruit Tortrix – Grapholita lobarzewskii

Available Products
1 mg Standard Lure
Dispenser Details
Natural Rubber Septum
Active Life
4-6 weeks (temperature dependent)
Pest Details
Adult
Forewing length of 6-6.5 mm. Forewing brownish suffused orange, pinkish or reddish-brown. A few obscure costal streaks and dorsal blotch are present. Ocellus contains 3-4 black dashes. The thorax is orangebrown.
Larvae
Late instar larvae reach ca. 12 mm long. Body whitishyellow tinged with pink dorsally. Head reddish to yellowish-brown and prothoracic plate brown, translucent anteriorly. Anal plate dark reddish-brown.
Eggs
Translucent. Laid singly on fruit.
Distribution
Europe except Scandinavia.
Economic Host(s)
Orchard fruits (Prunus and Malus species)
Symptons/Signs
Larvae bore into the fruit to feed on the pulp. Entrance holes sometimes exude a sticky sap and infested fruit may drop early. Often a exit hole containing frass is visible.
Generations
Unknown
Monitoring
Adults Present
May to July (climate/location dependent)
Recommended Trap Density
2 traps per hectare in large uniform orchards and 3-4 traps per hectare in mixed and less dense tree crops.
Trap Maintenance
Check traps on a regular basis; at least twice a week. It is recommended to replace the pheromone dispensers every 4 weeks to achieve optimum results. Replace sticky inserts when they become filled with dust or insects.
Storage
Keep product away from heat and direct sunlight. Store in a refrigerator for a shelf life of 18 months or a freezer for an extended life of 24 months. Always store sealed in original packaging.
Recommended Trap
View Trap

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