Identification

• small to very large spiders
• unique eye pattern (top image)
• females carry egg sacs on spinneretts and spiderlings on their back

Nesting Habits

• solitary wandering hunters
• not found in webs
• found in ornamental plantings, under objects, woodpiles, in mulch, etc.
• some small black species occur in great numbers in lawns in the spring, causing alarm

Diet

• insects and spiders

Significance

• can be a nuisance when they mistakenly entering buildings
• not known to be a health hazard
• beneficial

IPM Recommendations

• Minimize nesting habitat around property.
• Seal exterior cracks and crevices to reduce hiding places.
• Regularly vacuum individuals and webs.
• Reduce clutter indoors and outdoors.
• Install tight-fitting door sweeps.
• Install tight-fitting screens in windows.
• Reduce other insects that serve as food.
• Use pest monitors to capture wandering spiders.
• Change exterior lighting to sodium vapor bulbs.