Portion of upright ridged stem cut lengthwise. Three, small arrows on left point to black dots on outer stem, which are single eggs. Black and white art.

Figure 23C. Squash vine borer eggs on section of squash vine, indicated by arrows.

Portion of upright ridged stem cut lengthwise. Three, small arrows on left point to black dots on outer stem, which are single eggs. Black and white art.

Illustration by USDA.