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Jack the Ripper F2 #4 (Regular) – Irie Genetics

Get your grow game on with Jack the Ripper F2 #4 from Irie Genetics. This citrusy delight delivers an energizing kick with balanced creativity in just 56-63 days. The zesty lemon and earthy spice aroma make it irresistible. Time to sprout some fun—scroll down for more!

Pack Size: 10 seeds

$68.88

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STRAIN INFORMATION

Seed Type

Seed Type

Regular

Indica/Sativa

Strain Type

Sativa-dominant hybrid

Lineage

Lineage

Jack The Ripper x Jack The Ripper

Pack Size

Pack Size

10 seeds

Indica/Sativa

Indica / Sativa

30/70

THC

THC %

18% to 22% %

Aroma

Aroma

Citrus, lemon, lime, pine

Flower-time

Flower Time

8 to 9 weeks

Yield

Yield

Moderate

Terpenes

Terpenes

Myrcene, caryophyllene, pinene

Effects

Effects

Creative, energetic, head high, stress relief, uplifting

Best Use

Best Use

Daytime

Grow Tips

Grow Tips

Train Jack the Ripper F2 #4 early to manage its sativa stretch and enhance yield. Maintain humidity for optimal terpene production.

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Why Jack the Ripper F2 #4 Seeds Deserve a Spot in Your Garden

If you’re ready to kick boring buds to the curb and supercharge your grow, Jack the Ripper F2 #4 cannabis seeds are your ticket in. This sativa-dominant hybrid is notorious for its high THC, electric energy, and a fresh lemon-pine twist that’ll have both connoisseurs and rookies insisting, “Go ahead, twist my arm.” Are you ready to grow something legendary-or just want to brag about that terpene-rich flower to your buddies? Read on.

  • Breeder: Irie Genetics
  • Genetics: Jack The Ripper x Jack The Ripper
  • Seed Type: Regular
  • Strain Type: Hybrid
  • THC: 18% to 22%
  • CBD: Less than 1%
  • Flowering Time: 8 to 9 weeks
  • Yield: Moderate
  • Difficulty: Intermediate
  • Aroma / Flavor: Sweet, citrus, pine, lemon, lime
  • Effects: Creative, energetic, uplifting, head high, stress relief
  • Best Use: Daytime, Socializing, Stress Relief

Jack the Ripper F2 #4 Strain Overview

Meet the offspring that took the family fortune and doubled down: Jack the Ripper F2 #4 is a sativa-dominant hybrid bred by Irie Genetics. It brings high THC content, typically 18% to 22%, perfect for growers seeking potency and a little superhero kick with every hit. Parented by two classic Jack the Ripper phenos, it shows off a genetic consistency that’s all zing and no lull. Expect creative euphoria and vibrant, honest-to-goodness citrus flavor-this is one cannabis strain you don’t want to sleep on (literally-save it for the morning).

Lineage and Breeding of Jack the Ripper F2 #4 Seeds

Jack the Ripper F2 #4 seeds come from a precise cross of Jack The Ripper x Jack The Ripper, taking the best traits of this legendary strain and doubling down for vibrant vigor and amplified expression. This F2 project was selected to lock in the electric lemon-pine terpene profile, boost THC levels, and keep that sativa punch while adding a layer of stability for the grower. Expect enhanced resin coverage, better structure for training, and bag appeal that stands out. This breeding was all about capturing the iconic Jack's energetic effects in regular seed form, making it ideal for those looking to pheno hunt, breed, or just enjoy the resin-heavy citrus smacks and reliable, uplifting potency you can brag about all season long.

Flavor and Aroma Profile of Jack the Ripper F2 #4

This terpene-rich flower isn’t shy-crack a bud and your nose gets smacked with bright lemon, spicy earth, and a pine-fresh twang. Caryophyllene drops the spice, pinene brings the forest, and myrcene keeps things grounded with subtle earthiness. The aromatic profile will have your tent or stash jar smelling like a citrus orchard collided with a spice rack-don’t blame us if you start craving lemonade. Learn more about terpenes and their impact on the high with this informative resource: Terpenes in Cannabis.

Effects and Benefits of the Jack the Ripper F2 #4 Strain

Jack the Ripper F2 #4 doesn’t just talk the talk-it does laps around your to-do list. Expect a zippy, creative high that slams procrastination into the corner and fires up your brain: painting, music, kitchen experiments, awkward TikTok dances...this strain’s got your back. It’s uplifting without turning you into a human pogo stick. Med users like it for batting away stress, mild aches, and gloom, while day-trippers appreciate the energetic mental clarity. If your couch has been holding you hostage, this cannabis strain has your rescue mission on speed dial.

Phenotypic Variation in Jack the Ripper F2 #4 Seeds

Regular seed lovers, rejoice: Jack the Ripper F2 #4 throws a party in the gene pool. Some phenos go lean and leggy, stacking up thick, lemon-zest colas; others stay squat with that Skunk funk and impressive resin slicks. Color? Expect everything from classic lime green to sugar-frosted, trichome-heavy tips. And when it comes to bag appeal, these buds slice through the lineup-sticky, aromatic, and pretty enough to post on the ‘Gram. Choose your keepers wisely-there’s gold in those seeds.

How To Grow the Jack the Ripper F2 #4 Strain Like a Pro

Stick to the basic cultivation tips-dial in airflow, control humidity, and give her full-spectrum light love; Jack the Ripper F2 #4 rewards diligence with epic aroma and yield. She’s moderate in difficulty: adequate for beginners willing to learn, but gives seasoned growers room to flex. Train her early (LST or SCROG) to channel that sativa stretch, and keep humidity in check-no one wants a wet blanket when you’re aiming for terpene fireworks. For a sativa-dominant hybrid, Jack the Ripper F2 #4 flowers fast-60 to 70 days and your jars will thank you. Whether in soil, coco, or hydroponics, just don’t get lazy with the fans-those lemon-pine notes are worth protecting. Yields hit the moderate sweet spot; think quality over couch-pillow quantity. Indoors or out, she’ll show you why “easy” isn’t always best-sometimes you have to earn that brag jar.

User Reviews

“Jack the Ripper F2 #4 seeds gave me tall, resin-dripping plants with a super bright lemon aroma. The head high is creative, upbeat, and perfect for jamming out or working on art projects.” - Tyler M.

“Harvested frosty, lime-colored colas with insane bag appeal-yield was solid, and the flavor is pure citrus-pine punch. This one’s a keeper in my sativa lineup.” - Amanda S.

Buy Jack the Ripper F2 #4 Seeds Today

Jack the Ripper F2 #4 is a standout cross of Jack The Ripper and Jack The Ripper, combining rich flavor, dependable structure, and impressive resin production. With a fast flowering cycle and terpene-loaded harvests, it’s a must for growers seeking flavor and potency. Explore all cannabis seeds at SeedsHereNow.com and elevate your grow game today.

Compare With Similar Strains

Jack the Ripper F2 #4 (Regular) Cherrylicious (Feminized) Looper F2 (Regular)
THC 18% to 22% 24% to 28% 18% to 23%
Aroma Sweet, citrus, pine, lemon, lime Citrus, berry, grape, lemon, fuel Sweet, citrus, earthy, pine, herbal
Flowering Time 8 to 9 weeks 9 to 10 weeks 9 to 10 weeks

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Frequently Asked Questions


The Jack the Ripper F2 #4 (Regular) strain has a relatively short flowering period of 56 to 63 days. This quick turnaround makes it an appealing choice for growers looking to harvest potent, flavorful buds without an extended wait. The efficient flowering window is characteristic of its well-selected F2 genetics refined by Irie Genetics.
The Jack the Ripper F2 #4 (Regular) strain delivers an energizing, uplifting high paired with balanced creativity. Users can expect a cerebral, motivating experience that's well-suited for daytime activities, artistic pursuits, or social settings. Its stimulating effects make it a favorite among those seeking a clear-headed, functional buzz rather than heavy sedation.
The Jack the Ripper F2 #4 (Regular) strain features a zesty lemon-forward aroma complemented by earthy spice undertones. This citrusy and pungent terpene profile creates an irresistible sensory experience during both growth and consumption. The sharp citrus notes carry through to the flavor, delivering a tangy, refreshing taste with subtle herbal complexity on the exhale.
The Jack the Ripper F2 #4 (Regular) strain is sold as regular seeds by Irie Genetics, meaning plants will produce both male and female specimens. This makes it ideal for breeders seeking to explore the genetic diversity within the F2 generation, select standout phenotypes, or create new crosses. Growers focused solely on flower production will need to identify and remove males during pre-flower.

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