The Leaf Index
Vol. IA field guide to cannabis cultivarsleafly.cc
No. 2442Sativa

K1 by French Touch Seeds

K1 is a sativa-heritage cultivar developed by French Touch Seeds, a European breeder recognized for preserving classic genetics. This strain is intended to provide energetic, clear-headed effects consistent with traditional sativa profiles.

AromaCitrusBerryFloralHerbalLemonLavender

Appearance and Morphology

K1 typically grows into a medium-tall plant with pronounced internodal spacing and narrow leaflets, characteristic of sativa genetics. Its structure favors abundant lateral branching, creating a broad canopy suitable for training. Buds form tapered spears with moderate density, often displaying lime to forest-green hues dusted with trichomes. Cooler temperatures may induce faint lavender tones in some phenotypes, and vivid orange pistils contrast with the frosty trichomes.

Aroma and Flavor Profile

The aroma of K1 is characterized by a bright, fruit-forward bouquet with a dominant citrus backbone and secondary berry notes, often described as lemon-lime zest with hints of strawberry or redcurrant. Underlying notes can include green apple peel, subtle floral tones, and a faint herbal-minty trace. Upon curing, a sweetness reminiscent of candied citrus peels becomes more pronounced.

On the palate, K1 delivers a clean citrus flavor, typically lemon zest or tangelo, followed by a gentle berry sweetness on the mid-palate, sometimes resembling strawberry hard candy. The finish is dry and lightly herbal, with a subtle minty note. Vaporization can reveal a faint green-tea herbality at lower temperatures.

Effects

K1 is bred to deliver energetic and clear-headed effects, aligning with typical sativa expectations. Users may experience a cerebral uplift that promotes focus and activity. The strain is generally considered to provide a stimulating experience without significant sedation.

Terpenes and Cannabinoids

K1 exhibits a THC content ranging from 16-24% and less than 1% CBD. Its aroma profile suggests a dominance of Limonene, contributing to the citrus notes, with Pinene potentially adding herbal and minty undertones. Other compounds likely contribute to the complex fruit and floral bouquet.

Growing Characteristics

Grower reports indicate K1 is a moderately tall sativa with strong lateral branch development, yielding through networked side branching. It exhibits average stretch during early bloom (1.5x to 2.5x) and responds well to training. The plant structure favors canopies that can be managed in smaller indoor spaces. Buds have a favorable trim quality with modest sugar leaf protrusion.

Origins and Lineage

K1 is a sativa-heritage cultivar attributed to French Touch Seeds, a European breeder known for preserving classic genetics and emphasizing vigor and flavor. The precise genetic lineage of K1 has not been publicly disclosed by the breeder, a common practice among European breeders in the early 2010s. Its breeding objectives emphasize clarity, aroma complexity, and structural vigor, likely stemming from a sativa-forward backbone paired with a flavor-driven line selected for fruit-citrus notes.

Frequently asked questions

What is the THC content of K1?
K1 typically contains between 16-24% THC.
What are the primary aromas and flavors of K1?
K1 is known for its bright citrus and berry aromas and flavors, often with notes of lemon, lavender, and candy-like sweetness.
What kind of effects does K1 produce?
K1 is a sativa-heritage strain that is reported to provide energetic and clear-headed cerebral effects.
Who developed the K1 strain?
K1 was developed by French Touch Seeds, a European breeder.