Everything About Cannabis - 420 Expert Advisor

Your only place to get the best cannabis may be cannabis news, strains, seeds, honest reviews, and A to Z about cannabis!

Grow Guides

Our in-depth and easy-to-follow grow guides will help you grow a successful crop and avoid common mistakes that many cannabis growers make. Check out some of our most popular guides below:

Strain Review

Elevate your cannabis experience with our sizzling Strain Reviews. Indulge in mind-bending effects, tantalizing flavors, and expert insights. Ignite your senses and become a true strain aficionado. Blaze a trail of knowledge with us today!

Where to Buy Cannabis Seeds

Unlock your green paradise: Discover the hottest spots to buy cannabis seeds. Find your secret source for a thriving garden, from rare strains to premium genetics. Don’t miss out on cultivating your dreams – explore our guide now!

Weed Dispensaries

Unleash the cannabis connoisseur within: Uncover the crème de la crème of weed dispensaries. Indulge in exquisite strains, exceptional service, and an unforgettable journey. Elevate your high and discover the pinnacle of reliability and quality. Step into cannabis paradise today!

Equipment Guides

Green thumb dreams come true: Master the art of cannabis cultivation with our sizzling equipment guides. From grow lights to hydroponics, unleash the secrets to bountiful harvests. Elevate your growing game and cultivate success with our essential guides today!

Where is Weed Legal?

Unveiling the Green Frontier: Explore where the magic happens. From coast to coast, discover the hottest destinations where cannabis is legal. Ignite your wanderlust and indulge in the freedom of herb. Find out where the green flag flies high today!

Know about our team

Kimberly Langdon M.D.

Medical Reviewer

Kimberly Langdon M.D. is a retired, board-certified obstetrician/gynecologist with 19 years of clinical experience. She graduated from The Ohio State University College of Medicine, earning Honors in many rotations. She then completed her OB/GYN residency program at The Ohio State University Medical Center, earning accolades for her Senior Research Project and Score of 98th percentile on a National Proficiency Test.

-Chief Medical Officer, Coologics, 2010-present

Christopher Andrews


I am Christopher Andrew. I am the owner of 420 Expert Adviser. I have been in the marijuana business for about ten years now. I saw that cannabis had become a hot topic since its legalization. Even though it is not fully legalized, people are passionate about it.

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