Codling Moth
Cydia pomonella
 Description The adult moth is grey, 1/4" to 1/2" long with numerous small, wavy lines crossing the wings. These little bullet-shaped moths are night flyers and seldom seen. Larvae are white or pinkish 1/2" to 1" long with a brown head. Damage Larval damage detsroys fruit; losses may exceed 70% of potential yield. This insect has two or three generations each year, resulting in potentially disasterous outbreaks.
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| Stage | Timing | Where to Look |
| Adults
First flight (late April) Second and third flights |
Half-inch green (apple); Half-inch green to bloom (peach); until mid-June
Early July through harvest |
Pheromone traps
Pheromone traps |
| Eggs
(late April) |
Tight cluster through harvest (apple); pink through harvest (peach) | Upper leaf surface and fruit |
| Larvae
Overwintering |
Bloom through harvest
August to mid-March |
In tender shoots and fruit In cocoons under bark scales and in leaf litter under tree |
| Pupae | Early spring through summer | In cocoons under bark scales and in leaf litter under tree |