Robert Bergman

October 3, 2020

Jack The Ripper is a lemony hybrid that displays strong sativa characteristics and is an invigorating smoke. This is an ideal wake and bake strain as it can be uplifting and energizing, and has gained notoriety due to its potency and because it is a very enjoyable strain.

Jack The Ripper, also known as JTR, is a hybrid created by the breeder Subcool for TGA Genetics. It was made by crossing Jack’s Cleaner with a Space Queen phenotype known as Space Dude. This resulted in an uber-fragrant and highly stimulating hybrid strain.

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This slight sativa is a resinous flower with an intensely sour and lemon aroma that stings in the nostrils and acts as an introduction to its taste. Jack The Ripper is a short plant with high levels of THC that can often be too much for novice consumers, so it is best handled with care.

Information about Jack The Ripper:

ORIGINJack’s Cleaner mixed with Space Queen
EFFECTSuplifted – 10
energetic – 9
happy – 9
euphoric – 7
creative – 5
dry eyes – 7
paranoid – 4
anxious – 2
headache – 2
FRAGRANCEcitrus, lemon, pungent, sour
FLAVORSsweet, citrus, pine, lemon, earthy, tangy
MEDICALstress – 10
pain – 9
depression – 8
nausea – 6
fatigue – 5
FLOWERING TIME OUTDOORSlate September to early October
THC CONTENT %15%-20%
CBD %0.20%
INDICA / SATIVA %30% / 70%
OUTDOOR YIELD13oz/ plant
CLIMATEwarm and dry outdoor climate
RESISTANCE TO DISEASEresistant to common molds and mildew

* 10 is the highest
* 1 is the lowest


Jack The Ripper is not an aggressive smoke like its name suggests. This sativa hybrid in fact is very uplifting and motivating, and an easy option for anyone. It will stimulate you in a positive way and allowing you to stay uplifted and giggly for the rest of your day.

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This strain will make you feel energetic and motivated, providing you with a high that is going to keep you in high spirits. Jack The Ripper has a way of inspiring you to feel happy and perked up, with a good vibration that you will want to share with your surroundings.

Jack The Ripper Effects – Image powered by Medicaljane.com

Jack The Ripper is a refreshing smoke, making you feel euphoric and gleeful and will make you want to share a giggle with your friends. This sativa is a favorite among artists, for its ability to allow them to be more creative and come up with unique and original ideas.


Jack The Ripper has an aroma that is stimulating, reeking of a sour citrus scent that will be extra pungent in your nose. This strain will fill the room with a fragrance of sweet lemon that will cling to the air even after the bud has left the room.


This sativa is sour in its taste too. On the inhale, Jack The Ripper will taste creamy and tangy, making you feel awakened and reinvigorated. On the exhale this strain will taste like sweet lemon, with a hint of fresh pine and some earthiness to complete its flavors.

Adverse Reaction

Jack The Ripper has some side effects due to the fact that it is a potent smoke. This sativa will make your mouth feel dry and parched, and your eyes will feel itchy and dry, making you crave for a refreshing and rehydrating drink.

Jack The Ripper Adverse Reaction – Image powered by 420magazine.com

Other side effects of this strain include a slight feeling of paranoia, which is due to its potency. Jack The Ripper can make you feel anxious at times, especially if you are not used to the strength of this strain. This strain may also leave you with a mild headache, due to the feeling of being dehydrated.


Jack The Ripper is a useful medical strain due to its many healing talents. It is widely recommended for the purpose of soothing symptoms of chronic stress and other symptoms you may experience from suffering from this conditions, due to its ability to relax and calm.

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This strain can also be used to combat any chronic pains. Jack The Ripper has proven itself to be effective in treating migraines, muscle spasms and joint pains, also due to its anti-inflammatory abilities. Some minor pain related conditions such as headaches and cramps may also be soothed with this strain.

Jack The Ripper Medical – Image powered by Medicaljane.com

Jack The Ripper can help cure mental health issues such as depression and anxiety by allowing the patient to think more positively and stay in a more inspired mood. Cancer patients are known to benefit from the use of this sativa, because it can restore the appetite they are likely to have lost during invasive chemical treatments.


Jack The Ripper generally grows well in indoors, however, it is recommended even more so for a well cultivated outdoor setting. This strain needs shelter with a lot of sun and is best kept away from frost, although it can be quite hardy even in cooler temperatures.

Flowering Time


Jack The Ripper can be expected to yield an average of about 9 ounces of bud per plant, and should be ready for a harvest around 8 to 9 weeks into flowering.


Jack The Ripper grown outdoors can be expected to be ready for a harvest around late September to early October. This strain can yield an average of about 13 ounces of bud per plant cultivated.

Have you ever smoked or grown your own Jack The Ripper? Please let me know what you think about this marijuana strain in the comments below.


The founder of I Love Growing Marijuana, Robert Bergman, is a marijuana growing expert that enjoys sharing his knowledge with the world. He combines years of experience, ranging from small-scale grows to massive operations, with a passion for growing. His articles include tutorials on growing... [read more]

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  1. By Ocean ,05 Oct 2018
    Just grew two, one outdoors, one in open air greenhouse. So far what I can say is thrives outdoor, is very pw resistant, fun to grow. This is my first grow, so I'm loving it.
  2. By Scott ,31 Mar 2020
    I loved it, I suffer from chronic pain, I had two degenerative disc removed from my neck Nov 1 2016, found out the plate broke in June 2018, had 2 rods put down the back of my neck so my […]Read More

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