Strains
Cultivars and strains — reference entries and community ratings. Staff curate the catalog.
Showing strains linked to Serious Seeds. Clear filter
AK 47
Popular plant with strong odor and smoke. Medium height, quick yields. Compact buds with resin crystals. High THC, 22 awards. Great for pain relief.
Auto AK 47
Compact plants with citrus aroma, flowering in 70 days. Yield 45-70 grams per plant indoors.
Bubblegum
Sweet-smelling Bubble Gum strain with euphoric high. Developed in Indiana, now popular in Netherlands. Awards winner, indoor yield 300-450 gr/m2.
CBD-Chronic
High CBD strain created by crossing Chronic with Remedy. Lab-tested in Spain, 1:1 THC:CBD ratio, easy to grow, top-yields of 600 g/m2. Great for medical use.
CBD-Enriched Warlock
CBD strain created by crossing Warlock with Cannatonic. Lab-tested with high CBD content. Limited edition release for medical use.
Double Dutch
Stable cross of Warlock male and Chronic female. Bushy growth, giant buds, fruity scent. 4 awards, recommended for serious growers.
Kali Bubba
New release from Serious Seeds, Dutch company. Contains genetics from famous strain, expect Sativa-dominant plants. Available in packs of 11 regular seeds.
Kali Mist
Top Sativa strain with high yields, dense resinous buds, medicinal uses, mold resistant, multiple awards, strong uplifting high.
Seriosa
New strain with AK-47 and Mimosa genetics. Short flowering time, high THC levels, exotic coloration in late flower.
Seriotica
High-yielding, fast-flowering strain with potent effects, compact structure, mold resistance, and various terp profiles.
Serious 6
Pure Sativa with short flowering time, mold-resistant, finishes early outdoors. Not recommended for indoor flowering. Unique aroma, clear head-high effect.
Serious Happiness
Legendary parents, easy to grow, sweet aroma, long-lasting buzz, pure happiness.
Serious Kush
Supreme dankness, extreme crystals, high yield, strong kush aroma and flavor. Potent with sedating effect, ideal for pain relief and relaxation. Award-winning.
Strawberry AKeil
Sativa dominant cross with frosty buds, intense strawberry aroma, and strong effect. Created with a German hip-hop artist and cannabis connoisseur.
Warlock
Legendary strain with strong high, sweet smell, and medicinal benefits. Multiple award winner. Mostly Indica with short flowering time and high yield.
White Russian
Strong, healthy plants with dense, resinous buds. Multiple award winner. Indica dominant hybrid with long-lasting cerebral high. Great for pain relief.
White Russian Autoflowering
Indoor yield is 10-20 grams per plant in 70-80 days. Outdoor harvest in 70-80 days.