El Mero is a heavyweight Indica created by Barney’s Farm together with hip-hop artist B-Real of Cypress Hill. The breeder crossed OG Kush with GMO (Garlic Cookies), creating an 80% Indica / 20% Sativa feminized strain with around 29% THC and a loud, savory gas profile.
The goal was a strain with legacy, character and real potency, and the genetics deliver on all three. OG Kush brings its classic fuel and structure, while GMO adds the unmistakable garlic-and-onion funk that has made it a modern favorite.
Indoors, plants grow to 100–120 cm (39–47 in) and yield 550–650 g/m² (1.80–2.13 oz/ft²) after a flowering period of about 70–75 days. Outdoors they reach 150–200 cm (59–79 in), producing 1500–2000 g/plant (52.9–70.5 oz/plant) by the first or second week of October.
Plants are sturdy with remarkably dense, heavy flowers, and Barney’s Farm notes good resistance to pests and mold. They perform especially well in warm climates.
El Mero Lineage
OG Kush is one of the defining West Coast strains, known for its fuel-and-pine aroma and strong, relaxing effect. GMO, often called Garlic Cookies, comes from the Cookies family and is famous for its pungent garlic, onion and diesel notes along with high potency.
By combining the two, Barney’s Farm and B-Real aimed for a strain that honors the classic Kush tradition while pushing the savory, gassy terpene style that many modern consumers look for. The 80% Indica share gives a stocky plant with thick branches built to support heavy colas.
The name fits the attitude. El Mero is meant to be the real deal, a strain with presence in the garden and in the jar.
Aroma, Flavor and Effect
The aroma is garlic, gas, kush and onion. It is savory and pungent rather than sweet, and it gets very loud in late flowering, so good carbon filtration is a must indoors. The breeder names myrcene, caryophyllene and limonene as the dominant terpenes.
On the palate, pungent diesel and pepper arrive first, followed by fresh pine and a skunky finish. It tastes like a pine forest next to a fuel station, with cracked black pepper sprinkled over the top.
Barney’s Farm lists the effect as euphoric, happy and sociable, with deep body relaxation. The onset is uplifting and chatty, then a full-body calm settles in and gradually takes over.
With around 29% THC, El Mero is strong. It suits experienced consumers who like a social start and a heavy, relaxed finish.
Growing El Mero Indoors and Outdoors
Indoors, switch to 12/12 when plants fill about half the available space. El Mero needs about 70–75 days of flowering and grows to 100–120 cm (39–47 in). Topping in veg and a SCROG net help spread the dense colas and maximize light on the canopy, pushing yields toward 550–650 g/m² (1.80–2.13 oz/ft²).
The flowers are compact and heavy, so keep humidity moderate and air moving during the last weeks. Support stakes or a trellis help the branches carry the weight.
Outdoors, El Mero grows to 150–200 cm (59–79 in) and can yield 1500–2000 g/plant (52.9–70.5 oz/plant) in full sun. It thrives in warm regions with a long, dry autumn, and finishes in the first or second week of October.
El Mero Characteristics
| Strain type | Feminized photoperiod |
| Genetics | OG Kush x GMO (Garlic Cookies) |
| Indica/Sativa | 80% Indica / 20% Sativa |
| THC | 29% |
| Effect | Euphoric, body relaxation, happy, sociable |
| Flavor | Diesel, pepper, pine, skunk |
| Aroma | Garlic, gas, kush, onion |
| Indoor yield | 550–650 g/m² (1.80–2.13 oz/ft²) |
| Outdoor yield | 1500–2000 g/plant (52.9–70.5 oz/plant) |
| Flowering time | 70–75 days |
| Outdoor harvest | October, 1st–2nd week |
| Height (indoor/outdoor) | Indoor: 100–120 cm (39–47 in); Outdoor: 150–200 cm (59–79 in) |
| Best cultivation technique | Topping and SCROG, with branch support |
FAQ
Is El Mero Indica or Sativa?
El Mero is Indica-dominant, at 80% Indica and 20% Sativa.
What are the genetics of El Mero?
Barney’s Farm bred El Mero from OG Kush and GMO (Garlic Cookies), in collaboration with B-Real of Cypress Hill.
What is the flowering time of El Mero?
About 70–75 days indoors after switching to 12/12. Outdoors it is ready in the first or second week of October.
How much does El Mero yield?
Indoors 550–650 g/m² (1.80–2.13 oz/ft²); outdoors 1500–2000 g (52.9–70.5 oz) per plant.
What does El Mero smell and taste like?
The aroma is garlic, gas, kush and onion. The flavor brings diesel, pepper, pine and skunk.
How tall does El Mero grow?
Indoors 100–120 cm (39–47 in); outdoors 150–200 cm (59–79 in).
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