Kush Cannabis Seeds USA, Classic Kush Genetics & OG Varieties

Kush seeds originate from the legendary Hindu Kush mountain genetics and include some of the most iconic cannabis strains in the world. OG Kush, Bubba Kush, Purple Kush, and their descendants represent the gold standard of indica-dominant cannabis. Shop our complete kush seed collection featuring the earthy, piney, and citrusy terpene profiles that defined West Coast cannabis culture.

All strains in this collection are bred & stabilized in-house by Royal King Genetics

174 strains available

GeneticsHindu Kush Origin

EffectsHeavy Relaxation

TerpenesEarthy, Pine, Citrus

Best ForEvening & Pain Relief

Kush Seeds catalog at a glance

Our kush seeds collection currently holds 174 strains in active inventory with verified THC content ranging from 1% at the low end to 28% at the high end (median 20%). Average flowering time across the catalog is 9 weeks from 12/12 flip for photoperiod genetics or seed-to-harvest for autoflowers.

Strains

174

THC range

1-28%

Median THC

20%

Avg flower

9wk

Feminized photoperiod: 117 strains (67% of the catalog), single-flip genetics with the largest single-plant yields.
Autoflowering: 57 strains (33% of the catalog), finishes 8-10 weeks seed-to-harvest, no photoperiod switch.
Indica-dominant: 107 strains, body-led effects, compact structure, Myrcene-Caryophyllene terpene signature typical.
Sativa-dominant: 10 strains, cerebral effects, taller plants, Limonene-Pinene-Terpinolene profiles common.
Balanced hybrid: 55 strains, mixed indica/sativa lineage, ranges from 60/40 to 50/50 splits depending on phenotype.
CBD-rich therapeutic: 2 strains, elevated CBD with proportionally lower THC, suited to medical-focused growers.
Alphabetical lineup starts with: 8 Ball Kush, Afghan Kush, Afghan Kush, see the full grid below for filters, lab data and grower reports.

The Legacy of Kush Cannabis Genetics

Kush strains trace their lineage to the Hindu Kush mountain range spanning Afghanistan and Pakistan. These landraces developed natural resistance to harsh conditions, cold nights, dry air, and poor soil, producing compact plants with dense, resinous flowers. Modern kush genetics including OG Kush, Bubba Kush, Master Kush, and Purple Kush carry these hardy traits while delivering the earthy, piney, and citrusy terpene profiles that defined West Coast cannabis culture and influenced virtually every modern strain.

Best Kush Strains for American Growers

Our kush collection features OG Kush (the West Coast legend), Bubba Kush (heavy indica relaxation), Purple Kush (stunning purple colors), Master Kush (Amsterdam Coffee Shop Cup winner), and Hindu Kush (pure landrace). For a modern twist, Skywalker Kush, Critical Kush, and Vanilla Kush offer updated terpene profiles while maintaining classic kush characteristics. Each delivers the signature dense, frosty bud structure kush is famous for.

How to Choose the Right Kush Strain

Classic kush strains are predominantly indica and deliver heavy body relaxation. For the most sedating experience, choose Bubba Kush or Hindu Kush. For balanced effects with OG Kush is the iconic choice. For visual appeal, Purple Kush develops deep purple coloring. For yield, Critical Kush and Master Kush are heavy producers. Consider growing difficulty, most kush strains are beginner to intermediate friendly.

Kush vs Haze, Two Sides of Cannabis

Kush and Haze represent opposite ends of the cannabis spectrum. Kush strains are indica-dominant, compact, fast-flowering, and produce relaxing body effects. Haze strains are sativa-dominant, tall, slow-flowering, and produce cerebral energy. Kush genetics are preferred by indoor growers and evening consumers. Haze genetics suit outdoor growers in warm climates and daytime users. Many modern hybrids combine elements of both.

Growing Tips for Kush Seeds

Kush genetics are naturally compact and dense-budding, making them ideal for indoor tents. Provide strong light during flower for maximum trichome production, kush strains reward high-intensity lighting with exceptional resin coverage. Monitor humidity carefully during late flower as dense kush buds are susceptible to mold. Temperature drops at night can enhance purple coloring in purple kush varieties. Most kush strains finish in 8-9 weeks of flowering.

Cannabinoid & Terpene Reference Data

Kush genetics share a Hindu Kush mountain heritage and produce a distinctive heavy-indica terpene profile dominated by Myrcene and Caryophyllene. The lab-verified numbers below show how the modern Kush family compares, note the consistent 20-25 percent THC range and the Myrcene-Caryophyllene-Pinene terpene signature that defines this genetic line, distinct from the Limonene-forward profile of Cookies/Gelato hybrids. All values from third-party state-licensed cannabis testing facilities.

Strain	Total THC	CBD	Top Terpenes
OG Kush	24.6%	0.07%	Myrcene, Limonene, Caryophyllene
Skywalker OG	25.3%	0.05%	Caryophyllene, Limonene, Myrcene
Bubba Kush	22.8%	0.10%	Caryophyllene, Limonene, Myrcene
Master Kush	21.4%	0.08%	Myrcene, Pinene, Caryophyllene
Purple Kush	22.1%	0.06%	Myrcene, Caryophyllene, Pinene
Hindu Kush (landrace)	20.5%	0.12%	Myrcene, Humulene, Pinene
Critical Kush	23.7%	0.09%	Myrcene, Caryophyllene, Limonene
Triangle Kush	24.2%	0.06%	Caryophyllene, Myrcene, Pinene
Afghani Kush (landrace)	19.6%	0.14%	Myrcene, Humulene, Caryophyllene
Bubbas Gift	23.1%	0.08%	Caryophyllene, Myrcene, Limonene

Tests use HPLC analysis on dried, cured flower at 8-12 percent moisture content. Total THC reported as max-potential (THC + 0.877 × THCA). Kush strains consistently express the Myrcene/Caryophyllene-dominant terpene profile that drives the deep body sedation distinctive to this genetic family.

Aggregated Grower Yield Reports

Yield data from US Kush growers, submitted with batch codes and harvest photos over the past 14 months. Kush genetics tend to produce dense, compact buds with above-average resin content; outdoor reports show particularly strong performance in dry-Mediterranean climates (California, Oregon, Nevada).

Strain	Yield (g/plant)	Setup	Reported THC	Flower Weeks
OG Kush	510g	4×4 tent, 600W LED, SCROG	24.4%	9w
Skywalker OG	615g	5×5 tent, 730W LED, ScrOG	25.1%	9w
Bubba Kush	425g	4×4 tent, 600W LED, LST	22.6%	8w
Master Kush	320g	3×3 tent, 400W LED, single-cola	21.2%	8w
Purple Kush	470g	4×4 tent, 600W LED, defoliation	21.8%	8w
Hindu Kush	720g	Outdoor, in-ground, full sun	20.1%	9w
Critical Kush	580g	4×4 tent, 600W LED, top + main-line	23.4%	8w
Triangle Kush	550g	5×5 tent, 730W LED, SCROG	24.0%	9w
Afghani	640g	Outdoor, 25-gal fabric pot, full sun	19.3%	8w
Bubbas Gift	495g	4×4 tent, 600W LED, LST + defoliation	22.9%	9w

Frequently Asked Questions

What makes kush strains special?

Kush strains are known for dense, resinous buds with earthy, piney, and citrusy terpene profiles. They produce strong physical relaxation and are the backbone of many modern hybrids. Their strong genetics make them reliable growers in various conditions.

What is the difference between OG Kush and other kush strains?

OG Kush is a specific strain that originated in California in the 1990s. It has a distinct lemon-pine-fuel terpene profile. Other kush strains like Bubba Kush, Master Kush, and Hindu Kush have different lineages and flavor profiles but share kush ancestry.

Are kush strains good for beginners?

Yes. Most kush strains are compact, resilient, and forgiving, making them ideal for beginners. Northern Lights (a kush descendant) and Master Kush are particularly beginner-friendly with their strong genetics and straightforward growing requirements.

What effects do kush strains produce?

Kush strains typically produce heavy body relaxation, stress relief, appetite stimulation, and sedation. They are primarily evening strains used for unwinding, pain management, and sleep. OG Kush is slightly more balanced with some cerebral effects.

How much do kush plants yield?

Kush yields vary by strain. OG Kush produces moderate yields (350-450g/m² indoor). Critical Kush is a heavy yielder (500-600g/m²). Outdoor kush plants can produce 400-800g per plant depending on strain and conditions.

What terpenes are found in kush strains?

Kush strains are typically high in myrcene (earthy, musky), caryophyllene (peppery), limonene (citrus), and pinene (pine). OG Kush is famous for its unique fuel-lemon-pine combination that has become one of the most sought-after terpene profiles in cannabis.

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Kush Cannabis Seeds USA, Classic Kush Genetics & OG Varieties

Kush Seeds catalog at a glance

Kush Seeds, Browse All Strains

The Legacy of Kush Cannabis Genetics

Best Kush Strains for American Growers

How to Choose the Right Kush Strain

Kush vs Haze, Two Sides of Cannabis

Growing Tips for Kush Seeds

Cannabinoid & Terpene Reference Data

Aggregated Grower Yield Reports

Frequently Asked Questions

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