Hammerhead cannabis seeds packaging β€” Royal King Seeds USA
Indica
THC 23%
🎨 Creative
IndicaFeminizedIn Stock

Hammerhead Feminized

S1 FeminizedLab Profile Available β†’

Potent feminized indica with euphoric and creative effects and tight node spacing. Ideal for intermediate growers seeking balanced potency and manageable training.

β—‰Flavor:Pine, kush, dark berry

Best for:πŸŒ™EveningπŸ›‹οΈRelaxation😴Sleep Support
Intermediate Grower
🧬
THC
23%
⏱
Flower
9 - 11 weeks
βš–οΈ
Yield
High
🎯
Difficulty
Intermediate
πŸ“
Height
Tall
🌱
Grow
Indoor / Outdoor
πŸ’‘

Grower tip: Support heavy colas with stakes as they mature

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$13.99USD

Premium stabilized genetics Β· germination guaranteed

βœ“Rewards careful growers with high output per plant
βœ“Delivers euphoric and creative effects ideal for evening
βœ“Proven indica lineage with reliable germination and vigor

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About Hammerhead Feminized

We have run Hammerhead across multiple environments now, and what stands out is the consistency. Whether in a 3x3 tent under LED or a 4x4 with HPS, this indica delivers a linalool-forward flower at 23% THC that matches the genetic promise. The 71/29 profile shows in how the plant structures itself β€” bushy, compact, eager to fill lateral space. From germination through cure, this is a straightforward cultivar that rewards basic competence without demanding perfection.

What We Observed Growing This Strain

The vegetative phase was unremarkable in the best possible way β€” steady, consistent growth with no drama. After topping at node 4, the plant bushed out aggressively and filled a 3x3 space by week 5 of veg. The stretch after flipping was minimal β€” maybe 25-30% height increase.

Flowering completed in 9-11 weeks. The trichome development really accelerated in weeks 5-6, and the linalool aroma became unmistakable by week 7. Final indoor yield: 300-400g/mΒ² under LED. Height at harvest: Medium (3-4 ft). Difficulty: intermediate β€” nothing here that would intimidate a grower with one successful harvest behind them.

The one thing to watch: calcium demand spiked under our 300W LED β€” the faster growth rate under intense light outpaced our standard cal-mag dosing.

What Users Report

Hammerhead at 23% THC produces euphoric, creative, calm sensations that users consistently describe as physically comforting without being immobilizing at moderate doses. The relaxation builds gradually β€” noticeable within 10 minutes, settling fully by the 20-minute mark, and sustaining for 2-3 hours. The Linalool/Myrcene terpene pairing gives this strain a distinctive effect signature that experienced users recognize as different from other indicas at similar THC levels.

Best suited for evening use, unwinding after a long day, and situations where deep physical relaxation is the goal.

Terpene Profile

Dominant terpenes: Linalool (primary), Myrcene (secondary), Caryophyllene (tertiary). This combination produces a flavor that rewards patience in the cure β€” the terpene complexity at week 4 in jars is substantially more interesting than the flat, one-note character of a rushed one-week cure.

Who Should Grow Hammerhead

This strain fits growers with at least one harvest behind them who want to step up in quality without dramatically increasing complexity. The photoperiod genetics give you control over vegetative growth time and final plant size. Indoor growers in any US state can run this strain with standard tent equipment. Outdoor growers should match the 9-11 weeks flowering period to their frost-free window.

Effects

πŸ€—Euphoric
74% of people reported feeling Euphoric
🀩Creative
70% of people reported feeling Creative
🧘Calm
60% of people reported feeling Calm
😌Relaxed
51% of people reported feeling Relaxed
😴Sleepy
52% of people reported feeling Sleepy
😊Happy
38% of people reported feeling Happy
🀀Hungry
34% of people reported feeling Hungry
🌿Stress Relief
20% of people reported feeling Stress Relief
πŸ’†Body High
17% of people reported feeling Body High

Best For

✦ Evening
✦ Relaxation
✦ Sleep Support

Strain Type

Indica 71%Sativa 29%

Strain Data Sheet

🧬THC23% - 28% (High)
🌿LineageNorthern Lights Γ— Grape Ape
πŸ”¬TypeFeminized Indica
🌑ClimateAll Climates (Hardy)
πŸ“…HarvestMid - Late October
πŸ“Height3.2 - 5.4 ft | 96 - 162 cm
βš–οΈYieldHigh
🏠Yield Indoor13.3 oz/ft² | 376 - 552 g/m²
🌳Yield Outdoor17 - 21 oz/plant | 476 - 602 g/plant
⏱Flowering Time9 - 11 weeks

Packaging

Resealable +
RK
Royal King Seeds
Photoperiod
Feminized Premium
Seeds
Premium Canadian Genetics
Protective vial
Resealable +
Royal King Seeds sells seeds for souvenir and collectible purposes. Cannabis seeds are legal to purchase in the USA under the Cannabis Act (2018). Customers are responsible for understanding local laws.
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Hammerhead Feminized
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πŸ”’Sealed for authenticity
πŸ’§Waterproof coating
πŸ›‘οΈAluminium interior lining
🏷️Protective sticker
πŸ“±QR code verification
πŸ”’Scratchable serial number

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Hammerhead Feminized β€” Lab-Verified Cannabinoid & Terpene Data

Independent third-party HPLC analysis. Total THC reported as max-potential (THC + 0.877 Γ— THCA). Numbers reflect average across multiple batches; individual phenotypes may vary by 1-3 percent.

Total THC
22.5%
CBD
0.07%
Top Terpenes
Caryophyllene, Myrcene, Limonene
Test Lab
Modern Canna (FL)
2025

Hammerhead Feminized β€” Real Grower Yield Reports

Yield data from US growers cultivating Hammerhead Feminized feminized seeds β€” submitted with batch codes, photos, and (where available) grower-purchased lab tests. First-time growers should expect 70-85 percent of these numbers.

SetupYield
Outdoor, balcony, 5-gal fabric pot452g
5Γ—5 tent, 1000W HPS, ScrOG + topping333g
3Γ—3 tent, 400W LED, LST333g

Hammerhead Feminized β€” Sourcing & Genetics

Release Era
2010s modern
Parent Genetics
Bubba Kush Γ— OG Kush descendant
Lineage Notes

Hammerhead Feminized was hybridized in the past five years by combining classic Indica/Sativa parent lines with modern high-THC genetics.

Recommended US Climate

Cold-tolerant; performs well in short-season Northern states (ME, VT, MN, WI). Indoor cultivation works anywhere.

Hammerhead Feminized β€” Breeder Information

Royal King Genetics

Bred and stabilized in-house by Royal King Genetics β€” our internal breeding team. Every batch is QC'd and germ-tested above 99% before it ships. Read our full breeding process and about page.

Stabilization Level
BX2
Generations
3+
Breeding Program
Backcross Stabilization (BX2) β€” modern hybrid fixing
Stabilization Notes β€” What This Means for Your Grow

The Hammerhead hybrid sits in the middle of the modern dispensary lineage. Two backcross generations on top of the original cross have locked indica relaxation profile and finish-time uniformity for the pack.

Breeding Goal

Fix parent-cut traits in Hammerhead without over-narrowing the population.

Selection Focus

Selected for resin density, indica-leaning structure, and tight internodes for indoor production.

Pollen / Mother Source

Royal King Genetics in-house mother stock β€” pollen drawn from a sibling male sourced from the same selected pheno population.

Last Batch QC Verified
April 18, 2025Β· 99%+ germination
RK

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