Learn more about southeastern apple insect pests at the Apple Insect Management page.
WNC Orchard Insect Pest Populations - March 30, 2026
(Updated: April 16, 2026, 12:11 p.m.)
2026 Average Weekly Trap Captures - Henderson County
| Insects per trap | ||||||
| Insect | Feb 23 | Mar 2 | Mar 9 | Mar 16 | Mar 23 | Mar 30 |
| Codling moth | - | - | - | - | set | 0.0 |
| Oriental fruit moth | - | - | set | 0.0 | 26.0 | 107.0 |
| Tufted apple bud moth | - | - | - | - | set | 0.0 |
| Redbanded leafroller | 4.0 | 14.0 | 10.0 | 4.0 | 2.0 | 22.0 |
| Obliquebanded leafroller | - | - | - | - | - | - |
| Lesser appleworm | - | - | - | - | - | - |
| Apple maggot (research orchard) | - | - | - | - | - | - |
| Apple maggot (abandoned orchard) | - | - | - | - | - | - |
| Brown marmorated stink bug (commercial) | - | - | - | - | - | - |
| Brown marmorated stink bug (unsprayed) | - | - | - | - | set | 0.0 |
| Spotted tentiform leafminer | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
| Dogwood borer | - | - | - | - | - | - |
| Peachtree borer | - | - | - | - | - | - |
| Lesser peachtree borer | - | - | - | - | set | 0.0 |
| San Jose scale | - | - | - | - | set | 0.0 |
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*Note that these averages illustrate only the timing of insect emergence and fluctuations in populations, and are not representative of population levels in any given orchard. The only way to have an accurate assessment of an individual orchard’s populations is to set up traps in that orchard.
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2026 Degree Days - Henderson County
| Accumulated Degree Days | ||||
| Insect | Mar 23 | Mar 30 | - | |
| Codling moth (Biofix not yet set) | - | - | - | |
| Oriental fruit moth (Biofix Mar 21) | 48 | 118 | - | |
| Tufted apple bud moth (Biofix not yet set) | - | - | - | |
