Skip to content
Spring spots filling fast — call now for $200 off initial service for new residential customers
Exclusions apply
Call: (650) 910-1561 New Customers: sales@bannerpc.com Existing Customers: service@bannerpc.com Customer Portal
  • About Us
    • Reviews
    • Blog
  • Residential Pest Control
    • Pest Control Overview
    • Bay Area Ant Exterminators
    • Cockroach Control
    • Rodent Control
    • Spider Control
    • Mosquito Control
    • Bed Bug Control
    • Fleas
    • Silverfish
    • Termite Control
  • Commercial Pest Control
  • Bay Area Pest Library
  • Pricing
  • Service Areas
  • Customer Portal

Common Brown Spiders in California: Everything You Need to Know

  • Banner Pest Services
  • November 21, 2023
Brown spiders in california

California is home to a diverse range of spiders, including several species of common brown spiders. These arachnids are found throughout the state and can sometimes make their way into our homes. While they may not be the most beloved creatures, it’s important to understand them in order to coexist peacefully. In this article, we will explore the identification, habits, behavior, venom, bites, prevention, and safe removal of common brown spiders in California.

Identification of Common Brown Spiders in California

There are a few species of common brown spiders that are frequently encountered in California. One such spider is the brown recluse spider (Loxosceles reclusa), which is known for its violin-shaped marking on its cephalothorax. Another species is the western black widow (Latrodectus hesperus), which has a shiny black body with a red hourglass marking on its abdomen. Lastly, we have the southern house spider (Kukulcania hibernalis), which is dark brown in color and has a stocky body.

Habits and Behavior of Common Brown Spiders

Common brown spiders in California are typically nocturnal creatures and prefer to hide during the day. They are commonly found in dark, undisturbed areas such as closets, garages, and basements. Brown spiders are skilled hunters and feed primarily on other insects. They use their venomous bite to immobilize their prey before consuming it. Despite their reputation, brown spiders are generally shy and will only bite humans if they feel threatened or cornered.

Venom and Bites of Common Brown Spiders

One of the main concerns when it comes to brown spiders is their venom. The brown recluse spider and the western black widow are both venomous and their bites can cause varying degrees of harm. Symptoms of a brown recluse bite may include pain, redness, and a blister at the site of the bite. In severe cases, the venom can cause tissue necrosis, which may require medical attention. The bite of a western black widow can result in muscle pain, cramps, and in rare cases, systemic reactions. It’s important to seek medical help if you suspect you have been bitten by a venomous spider.

How to Prevent Brown Spider Infestations

Prevention is key when it comes to keeping brown spiders out of your home. To prevent infestations, make sure to seal any cracks or gaps in your doors, windows, and walls. Keep your living spaces clean and clutter-free, as spiders are attracted to dark, undisturbed areas. Regularly dust and vacuum your home, paying extra attention to corners and crevices. Additionally, consider using spider repellents or natural deterrents such as peppermint oil or vinegar to discourage spiders from entering your home.

Tips for Safely Removing Brown Spiders from Your Home

If you do come across a brown spider in your home, it’s important to handle the situation safely. Avoid touching the spider directly, as this may result in a bite. Instead, use a cup and a piece of stiff paper to gently capture the spider. Release it outside, far away from your home. If you are uncomfortable handling spiders yourself, consider contacting a professional pest control service, like Banner Pest Services, for safe and effective spider removal.

Common Misconceptions about Brown Spiders in California

There are several misconceptions surrounding brown spiders in California. One common misconception is that all brown spiders are venomous and dangerous. While it’s true that certain species, like the brown recluse and the western black widow, can be harmful, the majority of brown spiders are harmless and play a beneficial role in controlling the insect population. It’s also important to note that brown spiders are not aggressive towards humans and will typically only bite as a last resort.

Conclusion: Understanding and Coexisting with Brown Spiders in California

In conclusion, common brown spiders can be found throughout California, but with a better understanding of their identification, habits, behavior, venom, and how to prevent infestations, we can coexist with them peacefully. Remember that not all brown spiders are venomous, and their bites are usually a defensive response. If you encounter a brown spider in your home, safely remove it or seek professional help. By following these tips, you can keep your home safe and spider-free, allowing you to enjoy a bite-free environment.

Banner Pest Services is here to help you keep your Bay Area home safe and free from spiders. Contact us today for a free quote on spider removal, and start living bite-free today!

PrevPreviousBugging Out: Where Bed Bugs Come From
NextWhat Do Wasps Do in Winter? – Surviving the ColdNext
Group 4

$100 off your first service
for any recurring service!

Get in Touch

Small Company Care,

Big Company Capabilities

  • Fast, Efficient Service
  • Family Friendly Products
  • Unmatched Customer Sevice
Please enable JavaScript in your browser to complete this form.

Ready To Be Pest Free?

What pest issues do you have?
Privacy
I agree to receive recurring automated calls and text from Banner Pest Services at the number provided. Message frequency varies. Message and data rates may apply. Reply STOP to opt out. Help for help. Consent is not required for pricing.
Loading

Monday - Friday - 7:30Am to 7pm
Saturday - 8:00Am to 5pm

Sunday - CLOSED

Request Service

Call Now

(650) 910-1561

Email Us

service@bannerpc.com

Banner Pest Services Request Service
Hours
  • Monday – Friday7:30 AM – 7:00 PM
  • Saturday8:00 AM – 5:00 PM
  • SundayClosed
Call Now(650) 910-1561 Email Usservice@bannerpc.com
Our Bay Area Locations

San Jose

2380 Qume Dr, Ste D
San Jose, CA 95131

Oakland

2744 E 11th St
Oakland, CA 94601

Walnut Creek

3011 Citrus Cir, Ste 100
Walnut Creek, CA 94598

Livermore

379 S Livermore Ave, Ste C6
Livermore, CA 94550

Concord

5046 Commercial Cir, Unit D
Concord, CA 94520

San Rafael

714 C St, Ste 204
San Rafael, CA 94901

Santa Cruz

542 Ocean St, Ste I
Santa Cruz, CA 95060