Our Current Vendors

We work closely with Maine recreational marijuana vendors. Check out what each one is about and the uniqueness they each bring to the table to create an enjoyable experience for you.



Atlantic Farms

Atlantic Farms has cultivated its own unique growing technique using greenhouse technology and permaculture principles to grow superior quality products. They are committed to the role that cannabis has to help people achieve wellness and are committed to keeping their prices affordable and accessible to all.

Blue Sky

Blue Sky, out of Farmington, is passionate about extractions and wants people to know what they are consuming by providing extremely clean, high quality extractions. Blue Sky is owned by a team of two dedicated, trained friends who are local farmers passionate about providing the purest extracted products for Maine’s growers.

Grass Roots

Grass Roots is locally owned by true Mainers who are driven by a passion to cultivate high quality cannabis. With a true love and understanding of the plant, they strive to unleash the full genetic potential of every plant grown, and you can tell this in the final product.

Green Alchemy

Green Alchemy Cannabis is a local Maine cannabis company with connoisseur quality, small batch, craft Cultivation. Their cultivation philosophy emphasizes quality over quantity. Starting with excellent genetics, creating the optimal growing environment, nourishing their plants with the finest nutrients, and preserving terpenes during the drying and curing process culminated in a product second to none.

The Hashery

The Hashery is entirely women owned and operated. They make all of their products (lollipops, gummies, caramels) from rosin pressed full spectrum oil. One unique aspect of their line is that the carry a microdose (4 mg) in their jewel which is great for first time consumers who want to start slow or for others who want a base to which they can add. We have had them at PGH since the beginning!


At Highbrow, they produce all their own cannabis and cbd offerings. With a farm-to-table approach, and a focus on education and outreach, they are an all encompassing brand. Their craft THC beverage is very popular, as are their edibles, etc.

Humble Family Farms

Humble Family Farms is a well known local grow with a commitment to healthy community. As a self sufficient family business in Maine, their focus is on keeping it grass roots with amazing cannabis that heals. We love working with them.

Pot + Pan

Pot + Pan is a Portland, Maine-based commercial kitchen run by a group of experienced professionals with accreditation in the fields of all-things-sweet and botany.

Stoner & Co.

Stoner and Co. is a local company which is rooted in family and community. Their very nuanced strains are bred and selected for specific results (creativity, intimacy, sleep, etc) and are incredibly sought after with a stellar reputation and following. Somewhat new to Portland Greenhouse offerings, we can not keep it on the shelf.


Wynk is a THC & Seltzer combo that comes in all-natural flavors like Juicy Mango, Lime Twist and Black Cherry Fizz, each 8.4-oz. can of Wynk has zero calories and offers a light, relaxing buzz. Wynk’s microdose of 2.5 mg THC and 2.5 mg CBD has an onset time of about 10-15 minutes, and we are excited to offer this lower dose option for those who want to unwind without being super high, not to mention no hang over the next day!


Yani is a craft Cannabis which is grown in Midcoast Maine and is known for being supremely clean. The focus is on terpenes and cannabinoids as well as environmental sustainability, all of which factor into the tastier, smoother, all around superior effect. Grown with love, attention and natural light, it will leave its mark in the most positive way.

1 Spring Street
Portland, ME 04101
Monday-Saturday: 11AM-8PM
Sunday: 11AM-4PM