Types of Termites in California | Subterranean Termite Barrier Protection
- gloryanng8
- Oct 3, 2025
- 4 min read
California’s Termite Challenge
California’s warm climate makes it a hotspot for termite activity, costing homeowners billions in damage each year. With multiple species active in the state, knowing the types of termites in California and how to protect against them is critical. Among the most destructive are subterranean termites, which require specialized defense like subterranean termite barrier protection.
This guide will explore termite species in California, warning signs, prevention methods, and professional solutions. References from trusted agencies such as the California Structural Pest Control Board (SPCB), California Department of Pesticide Regulation (CDPR), and UC IPM are included to provide reliable insights. For local solutions, homeowners rely on Attack Pest Control.
1. Types of Termites Found in California
California is home to several termite species, each requiring a different treatment approach:
Subterranean termites: Live underground and attack homes through mud tubes.
Drywood termites: Infest dry wood in attics, furniture, and baseboards.
Dampwood termites: Thrive in wood exposed to high moisture or leaks.
According to UC IPM, subterranean termites cause the greatest structural damage statewide.

2. Why Subterranean Termites Are the Biggest Threat
Subterranean termites build colonies underground with millions of members. They consume wood 24/7 and create mud tubes for shelter. Because they attack from below, infestations are often hidden until damage is severe.
The CDPR regulates chemical treatments and soil barriers designed to stop these destructive pests.
3. Subterranean Termite Barrier Protection Explained
Barrier protection creates a treated zone around your home that termites cannot cross. Two main methods are used:
Soil-applied liquid barriers: Pesticides applied to soil around the foundation.
Bait stations: Strategically placed systems that lure and eliminate colonies.
The SPCB requires these services to be performed by licensed professionals to ensure effectiveness and safety.
4. Drywood Termites in California Homes
Drywood termites live inside wood and don’t need soil contact. They often infest:
Attics and rafters.
Furniture.
Baseboards and trim.
Localized treatments, fumigation, or heat treatments may be needed. For inspections, see termite inspection services.
5. Dampwood Termites and Moisture Problems
Dampwood termites prefer moist, decayed wood. They’re commonly found near roof leaks, plumbing problems, or crawlspaces with poor ventilation. Prevention involves moisture control, as emphasized by UC IPM.
Learn more: Signs of Termites in Baseboards.
6. Warning Signs of Termite Infestation
Look out for these indicators:
Mud tubes on foundations (subterranean).
Frass (droppings) resembling sawdust (drywood).
Hollow-sounding wood.
Discarded wings after swarms.
Sagging or blistered floors.
If you notice these, call Attack Pest Control immediately.

7. The Cost of Ignoring Termites
The CDPH warns that untreated infestations may lead to structural collapse, increased mold growth, and costly repairs. Our blog, Why Termite Damage Is Costly to Repair, explains why early action is far more affordable than restoration.
8. Real Estate and Termite Disclosure Laws in California
When buying or selling homes in California, termite inspections are standard. According to Expert DRE Compliance, sellers must disclose past or current infestations. Lenders often require clearance reports before closing.
Protect your property with a professional termite inspection.
9. Prevention Strategies Beyond Barriers
Beyond subterranean termite barrier protection, homeowners can reduce risks by:
Fixing leaks and improving ventilation.
Sealing cracks in foundations.
Keeping firewood away from structures.
Scheduling annual termite inspections.
See also: Orange Termite Treatment and Termite Control.

10. Why Choose Attack Pest Control in Southern California
At Attack Pest Control, we provide comprehensive termite services:
Termite Control customized to species.
Termite Inspection for early detection.
Termite Damage Repair to restore safety.
Expert subterranean termite barrier protection installations.
We’re licensed by the SPCB, follow CDPR safety guidelines, and specialize in protecting California homes.

Frequently Asked Questions (FAQs)
1. What types of termites are most common in California?
Subterranean, drywood, and dampwood termites are the most common.
2. How does subterranean termite barrier protection work?
It creates a chemical or bait-treated zone around your home that termites cannot pass.
3. Are barrier treatments safe for families and pets?
Yes, when applied by licensed professionals under CDPR regulations.
4. Do I need annual inspections if I have barrier protection?
Yes, monitoring ensures ongoing effectiveness and detects new threats.
5. How can I tell if I have termites or water damage?
Termites leave frass, mud tubes, and hollow wood, unlike water damage alone.
6. Who regulates termite control in California?
The SPCB licenses professionals, and the CDPR regulates treatments.
7. Can termites return after treatment? Yes, which is why prevention and barrier protection are crucial.
Protecting California Homes from Termite Species
Understanding the types of termites in California is the first step to protection. Subterranean termites, in particular, demand proactive defenses like subterranean termite barrier protection. With expert services, you can safeguard your home against costly damage.
👉 Call Attack Pest Control today at 626-915-1111 or visit www.attack-pestcontrol.com to schedule your inspection, treatment, or repair. Protect your home with trusted termite experts in Southern California.
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