Through our dual-diagnosis approach, we treat both cannabis use disorder and co-occurring mental health conditions, helping adolescents understand the factors driving their use and equipping them with healthy coping strategies for long-term well-being. Understanding the effects of marijuana use on high school students can help parents intervene early and reduce prolonged adverse effects.
Treatment for Teen Marijuana Use
According to a national survey, marijuana is the most commonly used substance among adolescents in the U.S. At this sensitive age, the effects of cannabis use can interfere with brain development, mental health, and daily functioning. For parents, noticing early signs of frequent cannabis use can be overwhelming, and deciding how to intervene may feel confusing. Muir Wood Teen provides specialized care for adolescents ages 12–17 struggling with teen marijuana use and its impact on mental health, academics, and motivation. Our residential and intensive outpatient programs provide a structured, compassionate environment where teens receive evidence-based treatment tailored to their unique needs.
In-Network With Most Commercial Insurers
Clinically reviewed by
Ian Wolds, PsyD, Chief Clinical Officer
Last reviewed on July 16, 2026
Signs of Marijuana Use in Teens
Understanding the signs of marijuana use in teens can be difficult, especially since many of the changes that come with adolescence can look similar. But when those shifts begin to affect your teen’s mood, motivation, or connection to daily life, it may be time to look closer. You might notice them pulling away from family or friends, becoming more secretive, or spending more time alone. These subtle changes can be early indicators that your teen is struggling to manage cannabis use or related mental health challenges.
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School: Grades may drop, attendance may slip, and, in some cases, this may lead to disciplinary issues at school or legal trouble.
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Emotional changes: Emotions can become more pronounced—irritability, anxiety, or mood swings that seem stronger than typical teen stress.
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Physical Signs: Bloodshot eyes, fatigue, or noticeable changes in appetite.
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Withdrawing: They may withdraw from social activities or hobbies that once brought them joy.
Northern California — Sonoma County
Residential Treatment — Petaluma, CA
Lohrman Campus for Girls
Mental health and substance use care for teen girls on a tranquil Petaluma property within Sonoma County, surrounded by vineyards and rolling hills.
Residential Treatment — Petaluma, CA
Skillman Campus for Boys
Dual-diagnosis treatment for teen boys—mental health and substance use care on a serene Petaluma property in lovely Sonoma County.
Residential Treatment — Penngrove, CA
Penngrove Campus for Girls
Penngrove is our most specialized adolescent mental health campus — a primary mental health residential program for girls ages 12–17 whose clinical picture involves significant trauma, psychiatric complexity, emotional dysregulation, or neurodivergence.
Intensive Outpatient Care — Petaluma, CA
Petaluma IOP Center
Our Petaluma Intensive Outpatient treatment for teens in Sonoma County — step-down or direct-admit care with the clinical depth and family focus that define Muir Wood treatment.
Central California — Clovis/Fresno County
Residential Treatment — Clovis, CA
Makena Campus for Girls
Teen girls receive dual-diagnosis care for mental health and substance use challenges in Clovis—a tranquil foothill setting at the gateway to California’s majestic Sierra Nevada.
Residential Treatment — Clovis, CA
Auberry Campus for Boys
Dual-diagnosis care for teen boys in Clovis—mental health and substance use treatment at the gateway to California’s Sierra Nevada mountains.
Intensive Outpatient Care — Fresno, CA
Fresno/Clovis IOP Center
Our Clovis Intensive Outpatient treatment for teens in the Fresno area — step-down or direct-admit care with the clinical depth and family focus that define Muir Wood treatment.
Southern California — Arlington Heights Area
Residential Treatment — Riverside, CA
Edgewild Campus for Girls
Mental health and substance use care for teen girls on a beautiful, spacious campus situated near Arlington Heights’ historic groves.
Residential Treatment — Riverside, CA
Bradley Ranch Campus for Boys
Mental health and substance use care for teen boys near Arlington Heights, situated on a lush, open property surrounded by citrus heritage.
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The Risks of Marijuana Use in Teens
Marijuana use among teens can often feel low-risk —especially as products become more accessible and socially normalized. What’s often overlooked is that today’s cannabis is significantly more potent than in the past, and adolescent brains are still developing. When use begins early or becomes frequent, the risks dramatically increase.
Regular or high-potency marijuana use in teens is associated with:
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Impaired memory, attention, and learning
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Worsening symptoms of anxiety, depression, or ADHD
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Increased vulnerability to psychosis or schizophrenia in teens with a genetic or clinical predisposition
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Academic decline, school avoidance, or reduced educational achievement
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Development of cannabis use disorder or progression to other substances
While marijuana use may not initially seem like a serious concern, it can quietly interfere with emotional development, mental health, and future functioning. When use becomes more frequent—or starts affecting mood, motivation, or school—it’s often a sign that professional support may be helpful.
When to Seek Help for Your Teen’s Marijuana Use
If your teen’s marijuana use is having negative effects on their daily life, mental health, or relationships, it’s time to reach out for help. Early intervention can prevent long-term consequences for academic performance, emotional regulation, and overall functioning. Getting help early, before regular use becomes misuse, gives your teen structure, support, and evidence-based coping tools to regain control, improve mental health, and restore confidence.
You should seek professional support if you notice:
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Persistent decline in school performance or motivation.
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Strained family or peer relationships due to secrecy, conflict, or mood changes.
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Attempts to reduce or stop use that are unsuccessful.
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Risky behavior, including driving, legal issues, or unsafe social situations.
Levels of care
Not sure which level of care fits your teen?
Support for teens ranges from weekly therapy to around-the-clock residential care. See how the levels compare and which one fits where your teen is right now.
Muir Wood Supports the Entire Family
We recognize that recovery from marijuana addiction is a family journey. Parents and caregivers are critical partners in helping teens navigate substance use challenges and regain stability. You will receive regular communication and updates from the clinical team on your child’s progress, family therapy sessions to strengthen your relationship and promote trust, and aftercare support, including our 16-week family coaching program, alumni check-ins, and guidance on connecting with local outpatient or IOP resources. Education and coaching are always a priority at Muir Wood Teen. Our goal is to support healthy boundaries and coping strategies that can be learned and brought back home. By engaging families, we ensure that teens return home with a supportive environment, practical tools, and sustainable strategies for long-term success.
Our Approach to Care
At Muir Wood Teen, we understand that marijuana use in adolescents is often a symptom of underlying trauma or mental health challenges. Our approach focuses on treating the whole teen, addressing both substance use and co-occurring mental health conditions. Care is individualized, trauma-informed, and evidence-based, ensuring your teen receives the right level of support for their unique needs.
We prioritize a multidisciplinary, collaborative approach. In addition to licensed clinicians, therapists, psychiatrists, nurses, and educators, and recovery counselors.
Personalized treatment plans are curated for each teen’s emotional, behavioral, and developmental needs. We consider co-occurring conditions, social dynamics, and family context to ensure comprehensive care by featuring families as an essential part of recovery, teens receive the support and strength they need to maintain healthy routines at home. Our goal is not only abstinence—it’s helping teens regain control of their lives, rebuild trust with themselves and their families, and develop the skills and confidence to thrive both now and into young adulthood.
Therapy Formats Used for Teen Marijuana Addiction
At Muir Wood Teen, treatment is compassionate, trauma-informed, and evidence-based, addressing the root causes of marijuana use and its impact on your teen’s life. Every treatment plan is personalized to meet the unique developmental, emotional, and behavioral needs of adolescents aged 12–17.
Our core therapeutic methods include:
Individual Therapy
Tailored sessions explore emotional triggers, coping skills, and strategies to reduce substance use.
Group Therapy
Safe, peer-based groups provide accountability, shared learning, and social support.
Recovery Counselors
Embedded in daily life, reinforcing skills in real time, and helping them navigate triggers, peer dynamics, and high-risk moments as they arise.
Family Therapy
Weekly sessions help families improve communication, rebuild trust, and reinforce healthy home routines.
Cognitive-Behavioral Therapy (CBT)
Teens learn to recognize thought patterns that contribute to use and replace them with healthier behaviors.
Motivational Interviewing & Relapse Prevention
Builds intrinsic motivation for recovery and strategies for long-term abstinence.
Experiential & Mindfulness Activities
Art, movement, outdoor therapy, and mindfulness help teens regulate emotions, reduce stress, and develop resilience.
Academic Support
Our WASC-accredited academic program ensures continuity of education during treatment, helping teens stay on track academically while reinforcing structure, confidence, and self-discipline.
This integrated approach ensures that treatment is not just about stopping marijuana use, but about supporting growth, wellness, and long-term behavioral health.
Teen Marijuana Use Treatment FAQs
Does my teen need treatment for marijuana use?
If your teen’s marijuana use is interfering with daily life, academics, friendships, or mental health, professional treatment may be necessary. Signs that your teen could benefit from care include persistent THC or cannabinoid use despite negative consequences, attempts to cut back that aren’t successful, risky behavior, or co-occurring mental health symptoms such as anxiety, depression, or ADHD. Early intervention can help your teen regain control, develop healthier coping strategies, and reduce the long-term impact on brain function, emotional well-being, and daily life.
Is it normal for teenagers to use marijuana to deal with mental health problems?
While many adolescents may experiment with marijuana recreationally or to self-manage stress, anxiety, or other mental health challenges, using cannabis as a coping mechanism can be risky. Smoking marijuana or vaping THC may provide temporary relief, but it can also worsen symptoms, interfere with healthy coping skills, and increase vulnerability to psychiatric issues such as psychosis, depression, or anxiety disorders. Cannabis users who struggle with underlying mental health conditions benefit most from structured, evidence-based care rather than self-medication.
Does marijuana legalization lead to the prevalence of substance abuse?
Legalization does not necessarily cause teens to use marijuana, but it can change perceptions of risk and accessibility. Additionally, while overall use has dropped, the potency of marijuana available today has increased significantly. Adolescents and young people are especially vulnerable to the effects of THC and cannabinoids on brain development and cognitive function. Early use or regular consumption of marijuana in teens is associated with higher risk behavior, academic challenges, and the potential for cannabis use disorder, co-occurring substance abuse, or other forms of drug abuse. Professional guidance can help teens navigate these risks safely.
What does research say about teen marijuana use and mental health?
According to multiple national surveys and systematic reviews published in leading journals such as JAMA Psychiatry and Drug and Alcohol Dependence, initiation of marijuana use during adolescence has been linked to both short-term and long-term impacts on brain development and emotional regulation.
The primary psychoactive compound in cannabis, tetrahydrocannabinol (THC), affects areas of the brain involved in motivation, memory, and mood—systems still developing during the teen years. Early or frequent use can increase the likelihood of anxiety, depression, and other psychiatric conditions in teens and follow them into young adulthood.
Data from the Substance Abuse and Mental Health Services Administration (SAMHSA) and the National Institute on Drug Abuse (NIDA)—two key gov agencies—show that marijuana remains the most commonly used drug among teens in the United States. Adolescents who begin using before age 18 are significantly more likely to develop cannabis use disorder later in life.
If you’re concerned about your teen’s marijuana use, it’s important to seek support from qualified mental health professionals or psychiatry providers who specialize in adolescent treatment and prevention.
Does Muir Wood accept insurance?
Yes. Muir Wood Teen is in-network with most major insurance providers and quickly verifies benefits for families. Before care begins, our admissions team will review co-pays, deductibles, and coverage limits to ensure transparency. While we do not currently accept Medicaid/Medi-Cal, we can provide documentation to help with out-of-network reimbursement when possible.
Is the program gender-specific and inclusive?
Our residential and outpatient programs provide assigned-at-birth housing for safety and comfort, while maintaining an affirming and inclusive environment for all teens. Clinicians are trained in trauma-informed care and support adolescents of all identities, ensuring that every teen has a respectful and safe space for treatment.
What payment options are available?
Families can use in-network insurance plans for residential or outpatient care. Our admissions team will explain any co-pays, deductibles, or other financial responsibilities before treatment begins. For out-of-network coverage, we can explore single-case agreements and provide documentation for reimbursement. Self-pay options are also available to reduce financial stress so that families can focus on care and recovery.
Muir Wood Treatment Center Reviews
Read about Muir Wood experiences from a parent who has been through it. Read these and other reviews from real parents of Muir Wood alumni. If you would like to speak to an alumni parent, contact us and we’ll arrange it.
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This whole experience ha been so much easier with the coordinators from Muir woods. Lisa has been an absolute god send. I will mis her I wish she was my therapist lol.
Coordinators made the experience so much easier
Jul 2026
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Staff acted with compassion and care. Very responsive.
EM
Jul 2026
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My son made great progress
DG
Jul 2026
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great therapist, dugs in until we found an effective way to help our daughter and managed a tough/strong personality so well
Great therapist found effective help for our daughter
Jul 2026
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Vivian was amazing in supporting Tanner and our family. The whole staff was very supportive and communicative in keeping me posted on how my son was doing.
AP
Jul 2026
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Muir Wood has been a blessing for our family. The entire staff was unbelievably supportive, not only to our son in his time of crisis, but to our entire family.
TD
Jul 2026
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My child got the best care, It is safe,clean and flexable. Lilly was a very helpful and understanding. My child left feeling in control and ready to use the tools she learned.
AP
Jul 2026
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My entire experience from intake process, all through treatment, communication, therapy, general kindness has been incredible. This place is wonderful and I am eternally grateful to Haley, Beth, Jess, and all the wonderful staff.
FH
Jul 2026
Accreditations
*Please note that at this time, we are not in network with Medicaid/Medi-Cal
Get Support for Your Teen Today
Talk with our admissions team about how Muir Wood can help your family take the next step.















