A Beginner’s Guide to Kush

A landrace cannabis strain is one that grows naturally in the wild, adapting over generations to its local environment. These plants often blanket entire valleys and mountainsides, pollinating naturally year after year.

True Kush originates from the rugged Himalayan region, particularly the Hindu Kush mountain range spanning Northern Pakistan, Afghanistan, and India. Walking through these regions, one is immediately struck by the overpowering aroma of the plants—an intense blend of skunk, rot, spice, and fruit that is impossible to mistake.

When American soldiers brought Kush seeds back to the United States, they sparked a revolution in cannabis breeding. These genetics introduced shorter flowering times, enhanced resin production, denser buds, and increased vigor. Popular indica-dominant Kush descendants such as Pre-98 Bubba Kush and Purple Kush soon became staples of the American cannabis scene.

Landrace Kush vs. OG Kush

Traditional landrace Kush strains like Bubba Kush and Purple Afghan Kush gained recognition among medical patients for their pain-relieving properties. However, while potent, they often lacked the complex flavor profiles modern consumers sought.

OG Kush emerged as a unique selection from a pool of Kush genetics. Though the plant itself was temperamental, featuring a thin structure, small root system, and slow growth—the aroma and flavor were unlike anything seen before.

OG Kush introduced the now-famous fuel-heavy, lemon-chemical, pine-sol funk, driven by high levels of caryophyllene, limonene, and myrcene. As the clone circulated among breeders, new expressions emerged, including San Fernando Valley OG, Tahoe OG, Fire OG, White Fire OG, Ghost OG, OG Chem, and Kosher Kush. Some of these are phenotypic variations, while others are direct crosses, adding to the confusion over which version is the “true” OG.

Effects Commonly Associated with Kush

• Bubba Kush and Purple Kush deliver deeply relaxing, body-heavy effects
  
• Many Kush hybrids are extremely potent
  
• OG Kush typically provides a balanced high that is uplifting, creative, and calming
  
• Californian Kush is popular among musicians for its motivating qualities
  
• THC levels generally range from 18% to 25%
  

Kush Aroma and Terpene Profile

• Extremely pungent and difficult to conceal
  
• OG lines lean toward fuel, citrus, and chemical notes
  
• Landrace Kush varieties are more earthy and gassy
  
• Kush is widely regarded as having one of the most powerful terpene profiles in cannabis
  

Growth Structure and Flowering Time

Landrace Kush

Landrace Kush plants are compact and sturdy, growing dense buds along a central cola with shorter side branches. Fan leaves are typically broad, thick, and short. Buds are tight, golf-ball sized, and very firm.

Flowering time usually ranges from 55 to 60 days, with some varieties like Hindu Kush finishing in as little as 50 days.

OG Kush Hybrids

OG Kush is more challenging to cultivate than traditional landrace Kush. Plants tend to remain small unless trained properly, and their growth can be erratic.

Leaves are narrower and more open, while the overall structure is thin and finicky. OG Kush is notorious for its aggressive stretch during early flowering, often doubling or tripling in height. Flowering typically takes 63–67 days before harvest.

Top 5 Tips for Growing Kush Successfully

Tip #1: Prune Before Flowering

Removing lower growth and excess foliage helps redirect energy to the upper canopy. Clearing at least 30 cm of lower growth improves airflow, reduces popcorn buds, and increases final yield. Pruning will allow the plants to focus their energy on producing bigger buds and a top heavy canopy.

Tip #2: Prepare for the Stretch

OG Kush hybrids can stretch significantly indoors, sometimes reaching 150 cm. Anticipate this by topping, tying down, or training plants about 10 days before switching to flowering. LST and topping a week before switching your timer to 12/12 will help reduce the stretch and keep plant height close to 125 – 150 cm tall.

Tip #3: Extend Vegetative Growth

OG Kush is slow to develop a strong root system, making it difficult to clone. Allow plants extra time under an 18/6 light cycle until roots fully fill the pot before switching to 12/12. In some cases keeping your plants in a vegetative state for 6-8 weeks will produce a stronger root mass and increase the number of flowering sites.

Tip #4: Use Clones When Possible

Clones already have established roots and grow faster than seedlings. Maintaining a healthy mother plant ensures consistent genetics and quicker turnaround between harvests. Growing OG Kush from seeds can take a while and produce finicky plants, however clones are an excellent way to save time and produce larger sized and robust plants.

Tip #5: Train Your Plants

Plant training techniques such as topping, super cropping, low-stress training, and pruning can significantly increase yields and improve plant structure. Training during the vegetative phase helps produce stronger, bushier plants with more bud sites. Whilst OG Kush can be harder to grow than other cultivars, plant training is the easiest way to change the growth structure making your plants more vigorous and bushy.

My Final Thoughts

A properly grown OG Kush is unforgettable. From its rise in California hip-hop culture to its enduring popularity among connoisseurs, Kush has become more than just a strain—it’s a lifestyle. While yields may not always be the highest, the unparalleled flavor, aroma, and effects make Kush genetics worth every day spent in flower. Good luck exploring the world of Kush, and may your seed collection continue to grow with these timeless classics!

Feature photo: An example of a 9.5 week OG ready to harvest. Photo credit: Stoney Tark