Species Insects & ArthropodsFurrow Orb Weaver

Furrow Orb Weaver

Larinioides cornutus

CommonInsect & Arthropod
Illustration of Furrow Orb Weaver (Larinioides cornutus)

The Furrow Orb Weaver is a medium-sized gray-and-brown spider with a distinctive foliate pattern on its abdomen and is commonly found on bridges, docks, and building walls near water. It is nocturnal, building and tending its orb web at night. Populations in urban areas can reach very high densities under artificial lights that attract prey.

Habitat
Bridges, walls, dock pilings, and vegetation near water
Diet
Adults: flying insects attracted to light and water surfaces
How common
Common

Best time to see a Furrow Orb Weaver

The best time to see a Furrow Orb Weaver is May–September, when about 64% of U.S. sightings happen, based on 14,095 research-grade iNaturalist observations.

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