Quick answer: On your first time at a dispensary in Maine, you'll show a valid, unexpired government photo ID proving you're 21 or older, talk with a staff member about what you want to feel, pick a product and pay, with a 14% adult-use sales tax added since January 1, 2026. Start small: one 2.5 mg edible serving or a single puff, then wait.
Nobody at the counter expects you to know the vocabulary. This guide is written from behind ours, at 327 St John St in Portland.
What do you need to bring to a dispensary?
Bring a valid, unexpired government-issued photo ID and a way to pay. Maine law (Title 28-B, section 504) requires every adult-use store to confirm you're 21 or older with a photo ID before any sale, so a driver's license, state ID or passport all work, including out-of-state ones.
An expired ID or a photo of your license on your phone won't count.
For payment, cash always works at Rose Mary Jane. We also offer some cashless options, but what's available can change, so call (207) 805-1644 before you come if you'd rather not carry cash. Adult-use cannabis is still federally illegal, which is why most dispensaries don't take credit cards like a coffee shop does.
What happens when you walk into a dispensary?
Someone checks your ID, then a staff member helps you shop.
1. The ID check
A staff member looks at (and often scans) your ID. Everyone in your group needs their own, including the friend who's "just here to watch."
2. The sales floor
You'll see display cases and menus. Our staff are called Cannabis Guides, and one will come find you.
3. The conversation
Your Guide asks what you're looking for, and you answer in plain English. There's a script below.
4. Looking at products
Ask to see packaging, read labels and compare prices. Flower is often shown in a display jar so you can see and smell it.
5. Checkout
Your Guide rings you up and bags your purchase in sealed packaging. Maine caps a single transaction at 2.5 ounces, no more than 10 grams of it concentrate, far more than any first-timer needs. Our guide to Maine cannabis possession and purchase limits has the fine print.
A store can't sell to anyone visibly intoxicated, so arrive sober. Not a moral point. Just the law.
What should you say to your Cannabis Guide?
Tell them how experienced you are, how you want to feel, and how you want to take it. That's enough to narrow a wall of options to two or three. You can read this off your phone:
"It's my first time buying from a dispensary. I haven't used cannabis in years (or ever). I'd like something mild for a relaxed evening at home. I don't want to smoke, so maybe an edible or a drink. What's a low dose to start with, and how long should I wait before taking more?"
Other questions that are always fair game:
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"What's the THC per serving on this, and how many servings are in the package?"
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"How long does this usually take to kick in?"
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"Who makes this, and where was it grown?"
Be honest about your experience. Rounding up to seem cool is how people end up with a 100 mg chocolate bar they don't understand. If a label full of numbers throws you, our walk-through on how to read a Maine cannabis label makes it make sense. Also say what you don't want. "I have to work early tomorrow" is useful information.
What should a beginner buy first?
A low-dose edible, a THC drink or a single pre-roll, depending on whether you're comfortable inhaling. These amounts are cautious on purpose, and everyone responds differently.
| Format | How you take it | Typical onset | Sensible first amount | Good for a first-timer because |
|---|---|---|---|---|
| Pre-roll | Smoke | A few minutes | One or two puffs, then wait 15 minutes | Nothing to grind or roll, easy to stop |
| Low-dose edible | Eat | 30 minutes to 2 hours, sometimes longer | 2.5 mg THC | No smoke, precise dose |
| THC drink | Drink | Often faster than edibles, but varies a lot | 2 to 5 mg THC, sipped slowly | Familiar ritual, easy to split |
| Vape | Inhale | A few minutes | One small puff, then wait 15 minutes | Discreet, fine control over amount |
| Flower | Smoke or vaporize | A few minutes | One or two puffs from a small pinch | You see and smell what you buy |
Maine edible labels must warn that effects can take up to 4 hours to arrive. The classic first-timer mistake is a second gummy at the 45-minute mark because "it's not working." Our piece on how long edibles take to kick in explains why the wait varies.
THC drinks are a Rose Mary Jane specialty and a good first format, since a can is easy to pour out and share. Onset is less predictable than people assume, though, and our guide on how long THC drinks take to kick in covers what customers report.
Maine caps edibles and drinks at 10 mg of THC per serving and 200 mg per package. That 10 mg is the legal maximum, not a beginner dose.
An infused pre-roll, coated or packed with concentrate, is much stronger than a plain one. For a first visit, a plain half-gram is plenty.
Skip concentrates for now. They're not a first-date product.
How does the shop-by-feeling menu work?
Rose Mary Jane sorts products into six categories by how you want to feel, so you don't need strain names first.
| Menu category | The mood it's built around | A first-timer might pick it for |
|---|---|---|
| Energize | Shows, dancing, late nights out | A concert or a night on the town |
| Unwind | Slow evenings, a deep couch, a quiet mind | Winding down at home |
| Wellness | Balanced, functional, part of a daily routine | A gentle, low-key experience |
| Social | Easy, talkative, dinner parties and game nights | Hanging out with friends at home |
| Adventurous | Trailheads, viewpoints, good Maine days outside | A mellow afternoon outdoors (not before a drive) |
| Reflect | Creative focus, journaling, art and ideas | A quiet creative project |
Treat these as a starting vocabulary, not a promise. The same product lands differently for different people, and dose matters more than category. "Wellness" is just a menu name, not a treatment for anything. If you're thinking about cannabis for a health reason, talk to a healthcare provider first.
You can browse by feeling on our live menu, place an order ahead of time, and pick it up at the counter with your ID and payment. Maine law doesn't let a store complete a sale online, so you pay at pickup. For a nervous first-timer, it takes most of the pressure off.
What's the etiquette at a dispensary?
Be patient, keep your camera away, and don't open anything in the store.
Don't photograph the sales floor
Other customers value their privacy. Ask first if you want a picture of a label.
Don't consume on site or in the parking lot
Maine has no licensed consumption lounges, and using cannabis in public, edibles included, is a civil violation with a fine of up to $100. That includes drivers and passengers in a car on a public road. Our guide to where you can smoke weed in Maine covers where you legally can.
Ask as many questions as you like
Answering questions is the job. If there's a line and you're still deciding, step aside, look at the menu and come back.
Tipping is optional
Tipping is a common courtesy at many dispensaries, not a requirement. If a Guide spent twenty minutes steering you right, it's a kind thanks.
What happens after you buy?
Keep it in its child-resistant packaging, out of reach of kids and pets (our tips on safeguarding your stash from curious kids help), and try a small amount when you have nowhere to be.
Have water and a snack nearby, and don't drive. Maine treats cannabis impairment under its OUI law.
If you do overshoot, it passes. Our guide on what to do if you're too high covers the practical steps, and the Northern New England Poison Center (1-800-222-1222) answers 24/7 if you're worried.
Your first visit to our St John Street shop
Rose Mary Jane is at 327 St John St in Portland, open every day from 8:30am to 10pm.
We prioritize lab-tested products from women-owned, LGBTQ+, BIPOC and social equity brands, and our Rose Mary Jane Certified seal marks farming partners we trust on responsible and sustainable growing. Here's what a social equity cannabis brand is, and our about page says why it matters to us.
Signing up for Amplify 2.0, our free loyalty program, earns one point per pre-tax dollar from your first visit. For anything else, like parking or today's payment options, call (207) 805-1644.
Frequently asked questions
Do I need a medical card to shop at a dispensary in Maine?
No. Any adult 21 or older with a valid, unexpired government-issued photo ID can buy at a licensed adult-use store in Maine, with no residency requirement. Rose Mary Jane is licensed for adult-use sales only, so we can't accept a medical certification.
Can I use an out-of-state ID at a Maine dispensary?
Yes. Maine adult-use stores accept valid photo IDs from other states, and passports too, as long as they're unexpired and show you're 21 or older. A photo of your ID on your phone won't work. Cannabis bought in Maine has to stay in Maine.
How much should I buy on my first dispensary visit?
One product, kept small. A single pre-roll, one pack of low-dose gummies or a couple of THC drinks is plenty for learning how you respond. Maine adds a 14% adult-use sales tax at checkout, so ask your Guide about current pricing and deals.
What is a good first dose of an edible?
Most people new to edibles start at 2.5 mg of THC, and some go up to 5 mg. Wait at least two hours before taking more, because Maine edible labels warn that effects can take up to 4 hours. The legal maximum serving in Maine, 10 mg, is a lot for a first-timer.
Do you tip at a dispensary?
Tipping is optional. It's a common courtesy at many dispensaries, much like tipping a barista, and a nice way to thank a Guide who spent real time helping you. You won't get worse service if you don't, and nobody at a good shop will make it awkward.
Can I order ahead from Rose Mary Jane?
Yes. Browse the live menu at menu.rosemaryjaneshop.com, place an order, and pick it up at our 327 St John St shop in Portland. Bring your valid photo ID and payment, because the sale is completed in person. Call (207) 805-1644 with questions.
Ready when you are
A first dispensary visit is mostly a conversation, and the only homework is bringing your ID. Say you're new, and buy less than you think you need. You can always come back. To look around first, browse our menu by feeling and see what catches your eye.