The insects can be dislodged with high pressure water spray from the garden hose. If the infestation is heavy, fine webbing may be seen.
Euonymus scale appears as white flecks on the leaves and stems.
Several other scale insects attack Euonymus. Dormant sprays kill overwintering stages. The preferred method of control involves regular inspection for early detection of the infestation and then spraying with dormant sprays. This information is for educational purposes only. References to commercial products or trade names does not imply endorsement by MSU Extension or bias against those not mentioned.