Highest THC Flower Available in Ontario, Canada

In order to qualify for this list a product must be currently in stock at the Ontario Cannabis Store (ocs.ca) and have consumer reviews submitted from at least 4 different batches. Though there might be some products with a higher average potency, the intention here is to highlight products that have proven to be consistent over time.

Strain AVG THC Most Recent Review OCS Price From Available Sizes
BC Pink Kush
Flowr
Indica
23.29% $14.27/g
3.5g 7g
OS.Reserve
Original Stash
Indica
23.28% $6.28/g
14g
Limelight
Edison
Sativa
23.13% $9.29/g
3.5g 1g 7g
Pink Kush
Canna Farms
Indica
22.92% $16.14/g
3.5g
Wappa
Redecan
Indica
22.88% $9.41/g
1g 3.5g 7g 15g
Reflect Reserve
Cove
Hybrid
22.82% $11.41/g
3.5g 7g
Sonora
Broken Coast
Indica
22.34% $13.71/g
3.5g
Royal Highness
Good Supply
Hybrid
22.28% $6.84/g
1g 3.5g 7g 28g 15g
Rockstar
Grail
Indica
22.12% $13.71/g
3.5g
Cold Creek Kush
Redecan
Hybrid
21.98% $5.99/g
1g 3.5g 7g 15g
Raider Kush
RIFF
Indica
21.66% $8.76/g
1g 3.5g 7g
Cold Creek Kush
Vertical
Indica
21.63% $10.84/g
1g 3.5g 7g
Jean Guy
Good Supply
Sativa
21.55% $6.84/g
1g 3.5g 7g 28g 15g
Strawberry Fire OG
Gage Cannabis Co.
Hybrid
21.3% $10.81/g
3.5g 7g
Subway Scientist
RIFF
Indica
21.12% $7.96/g
1g 3.5g 7g
Sensi Star
Spinach
Indica
21.08% $9.41/g
3.5g 7g
Sensi Star
7ACRES
Indica
20.84% $10.35/g
3.5g 7g
Go
Tokyo Smoke
Sativa
20.82% $9.02/g
1g 3.5g 7g
Hawaii Heartbreak
RIFF
Indica
20.79% $8.89/g
1g 3.5g 7g
Delahaze
San Rafael '71
Sativa
20.79% $11.01/g
1g 3.5g 7g
Sense
Solei
Hybrid
20.68% $9.13/g
1g 3.5g 7g
Tsunami
Hexo
Indica
20.65% $8.27/g
3.5g 15g
DT81
RIFF
Sativa
20.54% $8.76/g
1g 3.5g 7g
Renew
Solei
Indica
20.35% $8.49/g
1g 3.5g 7g
Houndstooth
Tweed
Sativa
20.18% $8.76/g
1g 15g 3.5g 7g
Jack Haze
7ACRES
Sativa
20.13% $11.93/g
3.5g 7g 15g
D Bubba
Namaste
Indica
20.12% $9.29/g
1g 3.5g
Blue Ninety Eight
RIFF
Indica
20.1% $9.56/g
3.5g
Ghost Train Haze
Color Cannabis
Sativa
20.09% $10.19/g
3.5g
Rise Reserve
Cove
Sativa
20.02% $11.41/g
3.5g 7g
Ultra Sour
Namaste
Sativa
19.99% $9.29/g
1g 3.5g
MK Ultra
Aurora
Indica
19.93% $7.96/g
1g 3.5g 7g 15g
God Bud
Redecan
Hybrid
19.86% $6.63/g
1g 3.5g 7g 15g
Indica
Twd.
Indica
19.78% $5.71/g
15g 3.5g 7g
Pink Kush
San Rafael '71
Indica
19.67% $11.01/g
1g 3.5g 7g
Denman
Broken Coast
Sativa
19.61% $13.71/g
3.5g
Mango
Canaca
Indica
19.6% $9.41/g
3.5g
Alien Dawg
Canaca
Indica
19.44% $9.41/g
3.5g
Chocolate Fondue
DNA Genetics
Sativa
19.27% $11.14/g
15g 3.5g 7g
Pedro's Sweet Sativa
Color Cannabis
Sativa
19.23% $10.19/g
3.5g
Diesel
Spinach
Hybrid
19.02% $9.41/g
3.5g 7g
Unite Organic
The Green Organic Dutchman
Indica
18.81% $12.90/g
3.5g 7g 1g
Two-Tone Ban
RIFF
Hybrid
18.78% $9.56/g
3.5g
White Rhino
Pure Sunfarms
Indica
18.64% $6.10/g
1g 3.5g 7g
Gather
Solei
Sativa
18.53% $7.96/g
1g 3.5g 7g
Daily Special Sativa
Aurora
Sativa
18.43% $4.46/g
3.5g 7g 15g 28g
Blue Dream
Aurora
Sativa
18.36% $7.69/g
1g 3.5g 7g
Atlantis
Hexo
Sativa
18.24% $6.27/g
3.5g 15g
Daily Special Indica
Aurora
Indica
18.21% $5.83/g
3.5g 7g 15g 28g
El Dorado
Edison
Indica
18.14% $9.70/g
1g 7g 3.5g
Charlees
Redecan
Indica
18.01% $5.99/g
1g 3.5g 7g 15g
Blue Dream
Canna Farms
Sativa
18% $16.14/g
3.5g
Jean Guy
7ACRES
Hybrid
17.97% $10.35/g
3.5g 7g
Rio Bravo
Edison
Sativa
17.95% $9.02/g
1g 3.5g 7g 15g
Sweet Jersey 3
RIFF
Sativa
17.87% $9.56/g
3.5g
Afghan Kush
Pure Sunfarms
Indica
17.81% $6.10/g
1g 3.5g 7g
La Strada
Edison
Sativa
17.62% $7.16/g
1g 3.5g 7g 15g
Quadra
Broken Coast
Indica
17.49% $13.71/g
1g 3.5g 7g
Lola Montes
Edison
Indica
17.34% $7.16/g
1g 3.5g 7g 15g
White Shark
Color Cannabis
Sativa
17.15% $10.19/g
3.5g
Sativa
Twd
Sativa
17.14% $5.71/g
15g 3.5g 7g
No. 402 Blueberry Kush
Haven St.
Indica
17.09% $9.07/g
1g 3.5g 7g 15g
Unplug
Solei
Hybrid
16.98% $8.56/g
1g 3.5g 7g
Black
Fireside
Hybrid
16.85% $12.50/g
1g 3.5g
Island Sweet Skunk
San Rafael '71
Hybrid
16.76% $11.41/g
1g 3.5g 7g
Wappa
Namaste
Indica
16.68% $7.57/g
1g 3.5g
Cabaret
AltaVie
Sativa
16.56% $12.84/g
1g 3.5g 7g
White Widow
7ACRES
Hybrid
16.52% $10.35/g
3.5g 7g
Blueberry Seagal
Color Cannabis
Indica
16.46% $10.19/g
3.5g
Island Honey
Pure Sunfarms
Sativa
16.44% $6.10/g
1g 3.5g 7g
OS.130
HEXO
Sativa
16.43% $5.00/g
28g
Lemon Skunk
DNA Genetics
Hybrid
16.2% $11.14/g
1g 15g 3.5g 7g
Lagoon
Hexo
Indica
16.19% $5.41/g
3.5g 15g
Shishkaberry
Redecan
Indica
16.18% $4.07/g
1g 3.5g 7g 15g
Helios
Hexo
Sativa
15.87% $5.41/g
3.5g 15g
Indica Blend
Pure Sunfarms
Indica
15.5% $4.20/g
28g
Sensi Star
Namaste
Indica
14.82% $7.57/g
1g 3.5g
Sensi Star
Namaste
Indica
14.82% $7.57/g
1g 3.5g
Blue Dream
Tantalus Labs
Sativa
14.67% $6.00/g
3.5g 15g
Serratus
Tantalus Labs
Indica
14.49% $6.84/g
3.5g
The Batch
The Batch
Blend
14.11% $6.36/g
3.5g 7g
Tangerine Dream
San Rafael '71
Sativa
13.99% $11.01/g
1g 3.5g 7g
Glow Hybrid Bud
Trailblazer
Hybrid
12.4% $5.59/g
3.5g

In the Avg THC column, the dark bar inside the white bar indicates the average reported thc content(dark bar) in comparison to the highest recorded potency for a single batch across all products(White Bar). The thin gray bar indicates the range between the minimum and maximum consumer reported THC content.