Pest description and crop damage Tree above ground is stunted and off-color. Below ground colonies of white aphids attached to roots often tended by small ants. In severe cases, replanting may be required as unhealthy trees are slow to recover.
- spirotetramat (Ultor, Movento)-Appropriate surfactant necessary. (Group 23)
- thiamethoxam (Flagship 25 WG)-(Group 4)
Christmas Tree Export Pests
Many insects have export restrictions, but the pests listed below do not cause tree damage so are listed separately.