Testing Methods
Air sampling, surface sampling, ERMI, PCR, DIY kits — how each method works, what it tells you, and when it's the right tool for the job.
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Air Sampling vs Surface Sampling: Which Do You Need?
The two main methods used in professional mold testing, what each reveals, and how to decide which is right for your situation.
Read article →How to Read a Mold Lab Report
A plain-English walk-through of what the numbers on your lab report mean, what counts as elevated, and how to interpret the findings in context.
Read article →What Is Mold Testing and Why Is It Important
A plain-English explanation of what professional mold testing actually involves, what it tells you, and when it's worth doing.
Read article →The Key Components of a Mold Test: What Happens During the Process
Step-by-step walkthrough of what actually happens during a professional mold test, from intake call to written report delivery.
Read article →How Mold Testing Identifies Mold Growth in Your Home
The science behind air and surface sampling — how spores are captured, identified, and counted at the lab, and what each step adds to the final answer.
Read article →Understanding How Mold Testing Works: The Different Techniques Used
Spore-trap air sampling, surface sampling, ERMI, PCR, wall-cavity sampling, and culture — when each technique is appropriate and what they each tell you.
Read article →Explore Other Topics
Types of Mold
Stachybotrys, Aspergillus, Penicillium, Cladosporium, and the other mold genera you'll see on a California lab report — what they look like, where they grow, and what matters.
Mold Health Effects
Symptoms, allergies, asthma, CIRS, and when mold exposure becomes a medical concern. Written in plain language, grounded in current science.
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