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
Wappa
Redecan
Indica
22.24% $9.57/g
1g 3.5g 7g 15g
Renew
Solei
Indica
22.04% $9.29/g
1g 3.5g 7g
Sense
Solei
Hybrid
21.51% $9.85/g
1g 3.5g 7g
Strawberry Fire OG
Gage Cannabis Co.
Hybrid
21.26% $11.63/g
3.5g 7g
Sensi Star
7ACRES
Indica
21.13% $10.85/g
3.5g 7g
Sativa
HOUSEPLANT
Sativa
21.05% $13.61/g
3.5g 7g
Go
Tokyo Smoke
Sativa
20.82% $9.99/g
1g 3.5g 7g
Tsunami
Hexo
Indica
20.72% $12.04/g
3.5g 15g
Indica
Twd.
Indica
19.78% $7.78/g
15g 3.5g 7g
Pink Kush
San Rafael '71
Indica
19.77% $11.84/g
1g 3.5g 7g
Rise Reserve
Cove
Sativa
19.75% $12.56/g
3.5g 7g
Jack Haze
7ACRES
Sativa
19.72% $14.20/g
3.5g 7g 15g
MK Ultra
Aurora
Indica
19.49% $10.00/g
1g 3.5g 7g 15g
White Rhino
Pure Sunfarms
Indica
19.14% $9.19/g
1g 3.5g 7g
God Bud
Redecan
Hybrid
19.02% $9.09/g
1g 3.5g 7g 15g
Unite Organic
The Green Organic Dutchman
Indica
18.9% $13.70/g
3.5g 7g
Ultra Sour
Namaste
Sativa
18.82% $11.20/g
1g 3.5g
Daily Special Sativa
Aurora
Sativa
18.74% $5.00/g
3.5g 7g 15g
Keats
Broken Coast
Hybrid
18.25% $13.71/g
1g 3.5g 7g
El Dorado
Edison
Indica
18.14% $9.97/g
1g 7g 3.5g
Afghan Kush
Pure Sunfarms
Indica
18.02% $7.89/g
1g 3.5g 7g
Rio Bravo
Edison
Sativa
17.98% $9.46/g
1g 3.5g 7g 15g
Gather
Solei
Sativa
17.97% $9.06/g
1g 3.5g 7g
Jean Guy
7ACRES
Hybrid
17.89% $10.85/g
3.5g 7g
Quadra
Broken Coast
Indica
17.84% $13.71/g
1g 3.5g 7g
Alien Dawg
Canaca
Indica
17.72% $9.74/g
3.5g
Lola Montes
Edison
Indica
17.34% $9.46/g
1g 3.5g 7g 15g
No. 402 Blueberry Kush
Haven St.
Indica
17.33% $10.25/g
1g 3.5g 7g 15g
Blueberry
Canaca
Indica
17.25% $9.74/g
1g 3.5g 7g 15g
Sativa
Twd.
Sativa
17.14% $8.19/g
15g 3.5g 7g
La Strada
Edison
Sativa
16.83% $9.46/g
1g 3.5g 7g 15g
White Widow
7ACRES
Hybrid
16.52% $10.85/g
3.5g 7g
LA Confidential
Aurora
Indica
16.35% $9.70/g
1g 3.5g 7g
Lemon Skunk
DNA Genetics
Hybrid
16.2% $12.61/g
1g 15g 3.5g 7g
Lagoon
Hexo
Indica
16.19% $7.80/g
3.5g 15g
Blueberry Seagal
Color Cannabis
Indica
16.02% $10.19/g
3.5g
Ace Valley Sativa
Ace Valley
Sativa
15.9% $12.38/g
3.5g 7g
Helios
Hexo
Sativa
15.87% $9.30/g
3.5g 15g
Island Honey
Pure Sunfarms
Sativa
15.85% $7.94/g
1g 3.5g 7g
Casablanca
Edison
Indica
15.68% $9.46/g
1g 3.5g 7g 15g
Sensi Star
Namaste
Indica
14.82% $8.27/g
1g 3.5g
Sensi Star
Namaste
Indica
14.82% $8.27/g
1g 3.5g
The Batch
The Batch
Blend
14.11% $6.50/g
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.