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
Queen SanG
Reef Organic
Sativa
30.86% $12.95/g Check Retail Prices
3.5g 1g
EastCann Dirty Banana
EastCann
Indica
30.7% $11.41/g Check Retail Prices
3.5g
Purple Rain
BLK MKT
Indica
30.56% $13.99/g Check Retail Prices
3.5g
Mint Sherbert
Flint & Embers
Hybrid
29.2% $8.56/g Check Retail Prices
3.5g
Gasberry Pie
Daily Special
Indica
28.93% $6.27/g Check Retail Prices
3.5g 14g
LA Kush Cake
Top Leaf
Indica
27.56% $12.14/g Check Retail Prices
3.5g 7g
Billy's Pheno
Carmel
Hybrid
27.56% $13.99/g Check Retail Prices
3.5g
Farm Gas
San Rafael '71
Indica
27.4% $8.21/g Check Retail Prices
3.5g
Organic Crunch Berry Kush
EastCann
Indica
27.23% $11.41/g Check Retail Prices
3.5g
Zsweet
5 Points
Sativa
27.1% $7.13/g Check Retail Prices
3.5g
True OG
TRURO
Indica
26.86% $9.99/g Check Retail Prices
3.5g
Galactic Rntz
Tribal
Indica
26.8% $8.43/g Check Retail Prices
3.5g
IC Sandwiches
TENZO
Indica
26.78% $10.56/g Check Retail Prices
3.5g
Organic Comatose
1964
Indica
26.71% $10.27/g Check Retail Prices
3.5g
CNDYLND
Contraband
Sativa
26.62% $9.64/g Check Retail Prices
3.5g 14g
Cobra Lips
BZAM
Sativa
26.32% $9.99/g Check Retail Prices
3.5g
PINK DIAMONDS
CALI
Hybrid
26.26% $10.84/g Check Retail Prices
3.5g
Cocoa Bomba
Spinach
Hybrid
26% $4.82/g Check Retail Prices
3.5g 28g
Cuban Linx
Tribal
Sativa
25.86% $8.56/g Check Retail Prices
3.5g
White Wedding
MSIKU
Hybrid
25.79% $7.64/g Check Retail Prices
3.5g 14g
Platinum Grapes
Organnicraft
Hybrid
25.72% $12.84/g Check Retail Prices
3.5g
Space Cake
Color Cannabis
Indica
25.6% $7.86/g Check Retail Prices
3.5g
Animal Face
Carmel
Sativa
25.56% $13.86/g Check Retail Prices
3.5g
Wedding Cake
Spinach
Hybrid
25.43% $4.82/g Check Retail Prices
3.5g 28g
Atomic Sour Grapefruit
Spinach
Indica
25.23% $6.56/g Check Retail Prices
3.5g
Afghani Drifter
Greybeard
Hybrid
25.21% $13.13/g Check Retail Prices
7g 3.5g
Gorilla Berry
GreenSeal.
Indica
24.73% $8.21/g Check Retail Prices
3.5g 14g
Blue Lime Pie
WAGNERS
Indica
24.62% $9.13/g Check Retail Prices
3.5g
Jet Fuel Gelato
Pure Sunfarms
Hybrid
24.3% $5.50/g Check Retail Prices
3.5g 28g 14g
Bangtail Milled
Homestead
Hybrid
24.2% $4.99/g Check Retail Prices
7g
Planet of the Grapes
5 Points
Indica
24.19% $7.13/g Check Retail Prices
3.5g
Bubble Mints
Pure Sunfarms
Hybrid
24.18% $5.00/g Check Retail Prices
3.5g 28g
Cherry Jam
WAGNERS
Hybrid
23.62% $7.14/g Check Retail Prices
3.5g 14g
Amnesia Haze
Broken Coast
Sativa
23.62% $11.43/g Check Retail Prices
3.5g
Early Lemon Berry
Nugz
Sativa
23.42% $7.99/g Check Retail Prices
3.5g
LA Kush Cake
Natural History
Indica
23.32% $12.84/g Check Retail Prices
3.5g
Pink Bubba
WAGNERS
Indica
23.26% $9.13/g Check Retail Prices
3.5g
Wedding Pie
Back Forty
Indica
23.12% $5.00/g Check Retail Prices
28g
Acapulco Gold
Jonny Chronic
Sativa
22.73% $12.84/g Check Retail Prices
3.5g
Gelato Mint
Tribal
Indica
22.44% $8.56/g Check Retail Prices
3.5g
Wappa
Redecan
Indica
22.39% $5.66/g Check Retail Prices
1g 3.5g 7g 15g
Slapz
Nugz
Indica
22.35% $7.99/g Check Retail Prices
3.5g
Tangerine Twist
Spinach
Sativa
22.18% $6.56/g Check Retail Prices
28g 3.5g
Jean Guy
Good Supply
Sativa
22.03% $4.11/g Check Retail Prices
3.5g 28g 15g
Ultra Sour
Big Bag O Buds
Sativa
21.76% $4.28/g Check Retail Prices
28g
Pink Kush
Pure Sunfarms
Indica
21.5% $5.00/g Check Retail Prices
3.5g 7g 14g 28g
BC Organic Blue Dream
Simply Bare
Sativa
21.29% $12.14/g Check Retail Prices
7g
Rotterdam Indica
Highly Dutch Organic
Indica
21.21% $7.14/g Check Retail Prices
28g 3.5g 7g
Flo
Divvy
Hybrid
21.19% $5.35/g Check Retail Prices
3.5g 14g
Blue Dream
Spinach
Sativa
21.05% $6.56/g Check Retail Prices
3.5g
Outlaw
Redecan
Sativa
21% $7.50/g Check Retail Prices
1g
Blueberry
Spinach
Hybrid
20.99% $6.56/g Check Retail Prices
3.5g
Funk Master
SHRED
Hybrid
20.92% $4.56/g Check Retail Prices
7g
Grower's Choice Indica
Good Supply
Indica
20.65% $3.57/g Check Retail Prices
28g
Starwalker Kush
Good Supply
Indica
20.61% $4.11/g Check Retail Prices
3.5g 15g 28g
Gnarberry
SHRED
Hybrid
20.49% $4.56/g Check Retail Prices
7g
Cold Creek Kush
Redecan
Sativa
20.47% $6.76/g Check Retail Prices
1g 3.5g 7g 15g
Indica
TWD
Indica
20.46% $5.13/g Check Retail Prices
15g 3.5g 7g
Ultra Sour
Namaste
Sativa
20.2% $9.75/g Check Retail Prices
1g 3.5g
Ghost Train Haze
Color Cannabis
Sativa
20.01% $7.86/g Check Retail Prices
3.5g
THC Sativa
THC BioMed
Sativa
19.35% $5.00/g Check Retail Prices
3.5g
White Out
Delta 9
Hybrid
18.99% $4.28/g Check Retail Prices
3.5g 28g
Sativa
TWD
Sativa
18.96% $4.28/g Check Retail Prices
15g 3.5g 7g
Pedro's Sweet Sativa
Color Cannabis
Sativa
18.62% $5.89/g Check Retail Prices
3.5g 28g
Grower's Choice Sativa
Good Supply
Sativa
18.56% $3.57/g Check Retail Prices
28g
Indica
Grasslands
Indica
18.19% $3.57/g Check Retail Prices
28g
Sativa
Grasslands
Sativa
17.94% $3.57/g Check Retail Prices
28g
Blueberry Seagal
Color Cannabis
Indica
16.72% $7.86/g Check Retail Prices
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.