The Leaf Index
Vol. IA field guide to cannabis cultivarsleafly.cc
No. 1152Indica

Colombian Neck Thai by Source Genetics

Colombian Landrace × Thai Landrace

Colombian Neck Thai is a sativa-dominant hybrid developed by Source Genetics, blending the influences of Colombian and Thai landrace strains. This cultivar is recognized for its energetic and cerebral effects, offering a modern take on classic sativa characteristics with enhanced stability.

EffectsCerebral Energetic Uplifting Focused Motivational
May help withStress
AromaLemonHerbalCitrusIncensePineFloralMangoMintPepperyWoody

Appearance

Colombian Neck Thai plants grow tall and elegant, featuring narrow leaflets and elongated internodes, characteristic of equatorial genetics. Indoors, they can reach heights of 120-180 cm without training, and exceed 250-350 cm outdoors in suitable climates. The flowers form in elongated, spear-like colas with moderate calyx density, displaying lime to forest green hues. Fine, wiry pistils turn from pale peach to deep orange as the buds mature, and trichome coverage is substantial, though bud density is typically lower than indica-dominant hybrids.

Aroma & Flavor

The aroma of Colombian Neck Thai is complex, often opening with notes of lemon peel, green mango, and sweet herbs, complemented by cedar and incense. As the flower is handled, scents of terpinolene-driven citrus and pine emerge, with undertones of lemongrass and basil. A subtle peppery note from beta-caryophyllene provides a spicy frame. On inhalation, flavors lean towards citrus zest and fresh pine, with a clean, mint-like coolness. Exhalation reveals sandalwood, faint tea, and herb garden notes, often finishing with a lime-sugar taste.

Effects

This strain is known for delivering an energetic and cerebral experience, aligning with its sativa-dominant heritage. Users often report a clear-headed, uplifting high that can stimulate creativity and focus, making it suitable for daytime use. The effects are described as time-stretching and motivational, providing clarity without significant physical sedation.

Terpenes & Cannabinoids

Colombian Neck Thai commonly exhibits a terpene profile where terpinolene, ocimene, and limonene are prominent drivers, contributing to its zesty and herbal aroma. Other terpenes like myrcene, caryophyllene, linalool, humulene, and nerolidol may also be present, adding depth to its aromatic complexity. This cultivar typically tests between 18-24% THC, with CBD levels below 1%, classifying it as a Type I chemotype.

Origins & Lineage

Developed by Source Genetics, Colombian Neck Thai is a hybrid that draws inspiration from Colombian and Thai landrace strains. These equatorial genetics are historically significant, known for their uplifting and incense-like qualities. The breeder aimed to combine the vigor and nuanced terpene profiles of these landraces with modern stability and potency, resulting in a refined cultivar.

Growing

Colombian Neck Thai is considered to have moderate growing difficulty, requiring attention due to its sativa-dominant stretch and longer flowering times, typically 12-14 weeks. It benefits from training techniques like topping and low-stress training to manage its height and encourage lateral growth. The strain prefers warm climates and can produce significant yields when grown under optimized conditions, rewarding growers with complex aromatics and a classic effect profile.

Frequently asked questions

What is the THC content of Colombian Neck Thai?
Colombian Neck Thai typically tests between 18-24% THC.
What are the dominant terpenes in Colombian Neck Thai?
Prominent terpenes often include terpinolene, ocimene, and limonene, contributing to its distinctive aroma.
What kind of effects can I expect from Colombian Neck Thai?
Users can expect energetic, cerebral, and uplifting effects, often described as promoting creativity and focus.
Is Colombian Neck Thai suitable for beginners?
Due to its sativa-dominant genetics, significant stretch, and longer flowering time, it may be more suitable for intermediate growers.