Cannabis Testing Labs in Maryland
5 licensed cannabis testing laboratories in Maryland. All labs listed are licensed by Maryland Cannabis Administration (MCA).
Data source: Maryland Cannabis Administration
Maryland cannabis testing overview
Maryland launched recreational sales in 2023 with a social equity focus and consumption lounge provisions. All cannabis products sold in Maryland must be tested for potency, contaminants, microbials, and (for concentrates) residual solvents by a lab licensed under Maryland Cannabis Administration (MCA). Look for ISO/IEC 17025 accreditation and currently valid state licensure when choosing a lab.
Green Analytics
Columbia, Maryland
Quales LLC
Frederick, Maryland
Pinnacle CT (now US Cannalytics)
Westminster, Maryland
Eastern Analytical Lab
Middletown, Maryland
Kaycha Labs Maryland
Woodlawn, Maryland
Frequently Asked Questions
How many cannabis testing labs are in Maryland?+
There are 5 licensed cannabis testing laboratories in Maryland listed on CannaBizGuide. All labs are regulated by Maryland Cannabis Administration (MCA) and data is sourced from Maryland Cannabis Administration. The number of licensed labs can change as new facilities receive accreditation or existing labs lose their license.
What tests are required for cannabis products sold in Maryland?+
Maryland cannabis products must typically be tested for cannabinoid potency (THC, THC-A, CBD, CBD-A and often other cannabinoids), terpene profile (sometimes optional), pesticides, heavy metals, residual solvents (for concentrates), microbial contaminants, mycotoxins, and moisture content. Maryland Cannabis Administration (MCA) sets the specific analyte panels and action limits. Retest rules, homogeneity sampling, and label claim tolerances are also state-specific. See our testing requirements by state guide for the current MD panel.
How much does cannabis testing cost in Maryland?+
Full-panel compliance testing in Maryland typically ranges from a few hundred to over a thousand dollars per sample depending on matrix type (flower vs concentrate vs edible), panel scope, and turnaround. Bulk pricing and volume discounts are common for multi-state operators. R&D testing (not for compliance) is usually less expensive. Get quotes from multiple labs and confirm they can test ALL required matrices before committing.
What accreditations should a Maryland cannabis lab have?+
At minimum, look for ISO/IEC 17025 accreditation from a recognized body (A2LA, PJLA, ANAB, or similar). Maryland may also require specific state-level certification or licensing from Maryland Cannabis Administration (MCA). Some operators also look for ORELAP, EMLAP, or TNI certifications, particularly for specific analyte categories. Verify accreditation status directly with the accrediting body - do not rely on lab marketing alone.
What is the typical cannabis testing turnaround time in Maryland?+
Standard compliance testing turnaround is usually 5-10 business days from sample receipt to reported Certificate of Analysis (COA). Rush service (48-72 hours) is available at most labs for a premium. Complex matrices (distillates, edibles with unusual excipients) and retest scenarios often take longer. Plan testing windows into your release schedule, especially around regulated harvest or batch-release deadlines.
How do I read a cannabis Certificate of Analysis (COA)?+
A cannabis COA reports pass/fail for each required analyte category plus quantified values (potency % and contaminant levels). Key things to check: batch number, sample intake date, testing methodology references (LC-MS/MS, GC-MS, qPCR), and that the lab's name and accreditation number match a currently-licensed lab. Beware of COAs from unaccredited or out-of-state labs. See our How to Read a Cannabis COA guide for a detailed walkthrough.