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
Point Break
Qwest Reserve
Indica
27.83% $19.99/g
3.5g
Wedding Mint
TRURO
Indica
27.24% $14.27/g
3.5g
True OG
TRURO
Indica
26.33% $14.27/g
3.5g
White Lightning
Highland Grow
Indica
26.32% $14.27/g
3.5g
White Wedding
Msiku
Hybrid
25.77% $13.41/g
3.5g
Afghani Drifter
Greybeard
Hybrid
25.38% $13.13/g
7g 3.5g
Kalifornia 3.5g
Kolab Project
Indica
24.73% $8.57/g
3.5g 14g
Indica
Houseplant
Indica
24.68% $9.82/g
3.5g 7g
MAC 1
Citizen Stash
Hybrid
24.68% $17.13/g
3.5g
Cherry Punch
BLKMKT
Indica
24.67% $14.28/g
3.5g 7g
GSC Kush
Flint & Embers
Indica
24.66% $9.99/g
3.5g
Sage & Sour
MTL
Sativa
24.57% $8.21/g
3.5g 14g
Secret
TRURO
Indica
24.36% $14.27/g
3.5g
Nova Glue
Msiku
Hybrid
24.3% $11.41/g
3.5g
Wedding Cake
Spinach
Hybrid
24.16% $8.27/g
3.5g
BC Black Cherry
Flowr
Indica
24.05% $11.41/g
3.5g
Craft Collective : Ice Cream Cake
7ACRES
Indica
23.85% $14.27/g
3.5g
OS.Reserve
Original Stash
Indica
23.77% $5.36/g
14g 28g 7g
Rally
Fleurish
Sativa
23.45% $9.99/g
3.5g
Sunset Sherbet
Citizen Stash
Indica
23.38% $14.84/g
3.5g
Pink Kush
Canna Farms
Indica
23.21% $12.43/g
3.5g
Green Crush
48N
Sativa
23.03% $8.56/g
3.5g
BC Pink Kush
Flowr
Indica
22.99% $10.56/g
3.5g 7g
Blue Nova
Sundial
Sativa
22.96% $7.57/g
3.5g
Cold Creek Kush
Vertical
Indica
22.8% $7.43/g
7g
Peggy's Pride
Msiku
Sativa
22.78% $10.56/g
3.5g
WEDDING CAKE
WINK
Indica
22.73% $12.43/g
3.5g
Lemon Z
OGEN
Sativa
22.72% $11.41/g
3.5g 28g
Big Larry
TRURO
Indica
22.7% $14.27/g
3.5g
Reflect Reserve
Cove
Hybrid
22.68% $10.27/g
3.5g 7g
Gelato
Gage Cannabis Co.
Indica
22.47% $13.13/g
3.5g
Wappa
Redecan
Indica
22.3% $5.66/g
1g 3.5g 7g 15g
Royal Highness
Good Supply
Hybrid
22.01% $6.84/g
1g 3.5g 7g 28g 15g
Glueberry OG
Muskoka Grown
Hybrid
21.98% $9.41/g
3.5g
Indica
Houseplant
Indica
21.88% $9.82/g
3.5g 7g
Raider Kush
RIFF
Indica
21.65% $8.76/g
1g 3.5g 7g
Cold Creek Kush
Vertical
Indica
21.63% $8.27/g
1g 3.5g 7g
Jean Guy
Good Supply
Sativa
21.63% $5.75/g
1g 3.5g 7g 28g 15g
Sensi Star
Spinach
Indica
21.63% $7.69/g
3.5g 7g
Rest Reserve
Cove
Indica
21.56% $10.27/g
3.5g
Wappa 49
7ACRES
Indica
21.54% $9.41/g
3.5g
Tsunami
Hexo
Indica
21.53% $5.67/g
3.5g 30g
Subway Scientist
RIFF
Indica
21.5% $8.56/g
1g 3.5g 7g
Chocolate Cheesecake
Ness
Indica
21.48% $9.99/g
3.5g
Pipe Dream
Broken Coast
Sativa
21.4% $13.71/g
3.5g
Mango
Canaca
Indica
21.39% $7.57/g
7g 3.5g
Strawberry Fire OG
Gage Cannabis Co
Indica
21.3% $5.40/g
3.5g 7g
Sonora
Broken Coast
Indica
21.29% $8.93/g
3.5g 28g
BC Organic Blue Dream
Simply Bare
Sativa
21.27% $12.14/g
3.5g 7g
Sky Pilot
Tantalus Labs
Indica
21.27% $6.20/g
3.5g 15g
OS.Reserve Indica
Original Stash
Indica
21.27% $7.14/g
14g 7g
Ruxton
Broken Coast
Hybrid
21.26% $13.71/g
3.5g
Starwalker Kush
Good Supply
Indica
21.22% $5.26/g
3.5g 15g 28g
Garlic Z
Thumbs Up
Indica
21.18% $10.21/g
3.5g
Diesel
Spinach
Hybrid
21.11% $8.27/g
3.5g 7g
Blue Dream
Spinach
Sativa
21.09% $8.27/g
3.5g
Sativa
Houseplant
Sativa
21.05% $9.82/g
3.5g 7g
The General
Edison
Sativa
21.03% $7.70/g
3.5g
Sensi Star
7ACRES
Indica
21% $8.76/g
3.5g 7g
Outlaw
Redecan
Sativa
21% $5.66/g
1g 3.5g 7g 15g
Delahaze
San Rafael '71
Sativa
20.88% $11.41/g
1g 3.5g 15g 7g
Pink Kush
Pure Sunfarms
Indica
20.85% $5.00/g
3.5g 7g 14g 28g
Dank Rainbow
BOAZ
Indica
20.85% $15.13/g
3.5g
Cold Creek Kush
Redecan
Sativa
20.65% $5.36/g
1g 3.5g 7g 15g 28g
Rockstar Kush
Spinach
Indica
20.59% $7.69/g
3.5g 7g
Gnarberry
SHRED
Hybrid
20.57% $4.07/g
7g
Jack Haze
7ACRES
Sativa
20.55% $8.76/g
3.5g 7g
Cherry Bomb
Jonny Chronic
Sativa
20.54% $12.27/g
3.5g
DT81
RIFF
Sativa
20.53% $8.76/g
1g 3.5g 7g
Black Cherry Punch
Edison Cannabis Co
Indica
20.52% $8.00/g
3.5g 1g 14g
Sense
Solei
Hybrid
20.5% $7.04/g
1g 3.5g 7g
Blueberry
Spinach
Hybrid
20.4% $8.27/g
3.5g 7g
Indica
Papa's Herb
Indica
20.37% $6.84/g
3.5g
Watermelon Zktlz
Tenzo
Hybrid
20.35% $10.56/g
3.5g 7g
MK Ultra
Aurora
Indica
20.26% $8.56/g
1g 3.5g 7g
Alien Dawg
Canaca
Indica
20.23% $7.57/g
3.5g
Ultra Sour
Namaste
Sativa
20.23% $9.29/g
1g 3.5g
Houndstooth
Tweed
Sativa
20.18% $8.10/g
1g 3.5g
Tangie Green
Good Supply
Hybrid
20.08% $5.26/g
3.5g 28g
Pine Kush
Back Forty
Indica
20.07% $6.56/g
3.5g 28g
Renew
Solei
Indica
20.06% $7.57/g
1g 3.5g 7g
Ghost Train Haze
Color Cannabis
Sativa
20.01% $7.86/g
3.5g
Hawaii Heartbreak
RIFF
Indica
19.93% $8.89/g
1g 3.5g 7g
Tropic Thunder
SHRED
Hybrid
19.84% $4.07/g
7g
Indica
TWD
Indica
19.78% $5.71/g
15g 3.5g 7g
Headbanger
Delta 9
Sativa
19.67% $6.71/g
3.5g
Ghost train haze
Color Cannabis
Sativa
19.6% $6.60/g
3.5g 15g
Wedding Crasher
Tenzo
Indica
19.59% $10.56/g
7g 3.5g
Pink Kush
San Rafael '71
Indica
19.47% $11.41/g
1g 3.5g 15g 7g
Denman
Broken Coast
Sativa
19.47% $13.71/g
3.5g
Slurricane
Edison Cannabis Co
Indica
19.39% $7.70/g
3.5g
Sativa
Twd
Sativa
19.38% $5.71/g
15g 3.5g 7g
White Widow
Spinach
Hybrid
19.31% $8.27/g
3.5g
Grapefruit GG1
Emerald
Hybrid
19.24% $8.56/g
3.5g
Strawberry Fire OG
Gage Cannabis Co
Indica
19.23% $5.40/g
3.5g 7g
Chocolate Fondue
DNA Genetics
Sativa
19.11% $10.27/g
1g 3.5g 7g
Sour Kush
Good Supply
Hybrid
19.08% $5.26/g
3.5g 15g 28g
White Out
Delta 9
Sativa
18.99% $6.71/g
3.5g
White Rhino
Pure Sunfarms
Indica
18.91% $6.10/g
3.5g 7g
Rotterdam Indica
Highly Dutch Organic
Indica
18.9% $8.56/g
15g 28g 3.5g
Saturna
Broken Coast
Hybrid
18.87% $8.93/g
3.5g 28g
Monkey Glue
Good Supply
Hybrid
18.84% $5.75/g
3.5g 28g 15g
Headband
Pure Sunfarms
Hybrid
18.74% $6.56/g
3.5g 7g
Savary
Broken Coast
Indica
18.7% $13.71/g
3.5g
D. Bubba
Pure Sunfarms
Indica
18.7% $5.51/g
3.5g 7g 14g
Tangerine Dream
Canna Farms
Hybrid
18.68% $9.99/g
3.5g
Blue Dream
Aurora
Sativa
18.6% $8.27/g
1g 3.5g
Pedro's Sweet Sativa
Color Cannabis
Sativa
18.54% $7.86/g
3.5g
Galiano
Broken Coast
Sativa
18.48% $13.71/g
3.5g
Pink Grapefruit Haze
Synr.g
Sativa
18.4% $8.56/g
3.5g
Strawberry Ice
Northern Harvest
Sativa
18.23% $7.11/g
1g 3.5g
Daily Special Sativa
Aurora
Sativa
18.22% $4.46/g
3.5g 7g 15g 28g
Pedro's Sweet Sativa
Color Cannabis
Sativa
18.17% $6.60/g
3.5g 15g
Afghan Kush
Pure Sunfarms
Indica
18.02% $5.51/g
3.5g 7g 14g
Blue Dream
Canna Farms
Sativa
18% $9.99/g
3.5g
Jean Guy
7ACRES
Hybrid
17.98% $9.41/g
3.5g 7g
Grower's Choice Sativa
Good Supply
Sativa
17.97% $4.46/g
3.5g 15g 28g
Gabriola
Broken Coast
Indica
17.97% $13.71/g
3.5g
Quadra
Broken Coast
Indica
17.75% $13.71/g
3.5g
Charlees
Redecan
Indica
17.73% $7.50/g
1g 3.5g 7g 15g
Wappa
Stash City
Indica
17.62% $5.00/g
28g
Unplug
Solei
Hybrid
17.61% $7.04/g
1g 3.5g 7g
Daily Special Indica
Daily Special
Indica
17.59% $4.46/g
3.5g 7g 15g 28g
Orange CKS
Gage Cannabis Co.
Sativa
17.57% $5.79/g
1g 3.5g 7g
White Widow
7ACRES
Hybrid
17.45% $8.76/g
3.5g 7g
Polar Kish
Northern Green Canada
Indica
17.36% $5.64/g
3.5g
RC Royal Goddess
Royal City Cannabis Co.
Indica
17.27% $9.41/g
3.5g
Wappa
Namaste
Indica
17.23% $7.57/g
1g 3.5g
Spark Buds
Trailblazer
Sativa
17.21% $6.27/g
3.5g 7g 15g
Sativa
Twd
Sativa
17.14% $5.71/g
15g 3.5g 7g
White Shark
Color Cannabis
Sativa
17.08% $7.86/g
3.5g
Black
Fireside
Hybrid
16.85% $9.99/g
1g 3.5g
Blueberry Seagal
Color Cannabis
Indica
16.74% $7.86/g
3.5g
Flicker Buds
Trailblazer
Indica
16.64% $6.27/g
3.5g 7g 15g
Island Honey
Pure Sunfarms
Sativa
16.59% $6.10/g
3.5g 7g
Indica Blend
Pure Sunfarms.
Indica
16.22% $4.20/g
28g
Indica!
B!NGO
Indica
16.04% $4.18/g
15g 28g
Sativa!
B!NGO
Sativa
15.84% $4.18/g
15g 28g
Tangerine Dream
San Rafael '71
Sativa
13.6% $11.41/g
1g 3.5g 7g 15g

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.