Compare 9 Pound Hammer with more feminised cannabis seeds, browse citrus cannabis strains, or read the PrimeStrains genetics journal.
9 Pound Hammer is a potent, Indica-dominant hybrid with a reputation for delivering a heavy, relaxing high — perfect for unwinding after a long day. It's a cross between Gooberry, Jack the Ripper, and Hell's OG, a combination that results in a strain with both a delicious flavour profile and robust physical effects.
Genetics Behind 9 Pound Hammer
Gooberry brings a sweet, berry-like flavour and relaxing effects to the mix. Jack the Ripper, a well-known Sativa-leaning strain, contributes an uplifting, euphoric high often prized for creativity and energy. Hell's OG rounds things out with a heavy, relaxing body high and earthy, piney flavours.
Together, these three strains produce a mostly Indica-dominant hybrid that hits hard with physical relaxation and heavy, couch-locking effects — ideal for evening use or for those seeking relief from pain or insomnia.
Genetic composition:
- Indica/Sativa ratio: approximately 80% Indica / 20% Sativa
- THC content: typically 18–23%, potent but manageable for most users
- CBD content: usually under 1%, so not typically grown for CBD-focused use
Appearance
9 Pound Hammer's buds are dense and compact with a classic Indica structure, covered in a frosty layer of trichomes and resin. Purple hues often appear on the leaves and buds under cooler flowering temperatures, contrasting nicely against the plant's otherwise dark green colouring — a striking feature that develops most noticeably in later flowering.
Aroma and Flavour
The aroma is strong, pungent, and sweet, with berry and lime notes layered over hints of earthy pine and a touch of diesel or skunk. The flavour follows closely — sweet berry and lime with a tangy citrus finish, delivering a smooth, refreshing smoke.
Effects
As an Indica-dominant hybrid, 9 Pound Hammer is known for a deep, heavy high that can leave users genuinely couch-locked — best reserved for evening use, relaxation, or winding down before bed. The high is primarily physical, bringing full-body relaxation and calm that's often used for pain relief, stress reduction, and sleep support.
There's a brief moment of euphoria at the onset, but the effects quickly shift into a sedative, sleep-inducing state. Mood lift is present but subtle — more calming than creative or energising.
Medical Uses
9 Pound Hammer is popular among medical growers and patients for:
- Pain relief — its strong relaxing effects help with chronic pain, muscle spasms, and inflammation
- Insomnia — sedative properties support those struggling to fall or stay asleep
- Stress & anxiety — calming effects can ease stress, though its potency may not suit those prone to panic attacks
- Appetite stimulation — like many Indicas, it can help bring on the munchies
Flowering Time and Yield
Indoor growing: Flowering takes around 50–60 days (7–9 weeks) — a relatively short window for such a potent strain — with yields typically ranging from 450–550g/m².
Outdoor growing: Expect harvest from late September to early October depending on climate, with yields of up to 600g or more per plant under good conditions.
Growing Tips
9 Pound Hammer is notably resistant to powdery mildew, making it easier to manage for indoor growers dealing with humidity concerns. Topping plants early in the vegetative stage helps control height and encourage bushier growth — useful for growers working with limited space and looking to maximise yield.
It thrives in temperate climates but adapts well to controlled indoor environments too. Being Indica-dominant, it doesn't demand excessive light, though a standard 18/6 vegetative and 12/12 flowering cycle will get the best results. Nutrient needs are moderate — avoid overfeeding, as this strain is prone to nutrient burn.