2492
K1 Hybrid
Median THC
24.4%
Flowering
8–10 weeks (~56–70 days)

What labs found

Median THC
24.4%
Typical range
14.1–28.2%
Lab tests
15
States
3

0%40%

Most of these tests come from one producer, so they may say more about that grower than the strain.

This is a small number of tests, so treat the range as rough.

Flower tested under this name in legal US markets, 2015–2022. The range covers the middle 90% of tests. Growers and labs vary, so a given jar can fall outside it. Data: Jikomes & Zoorob (CC0), Cannabis Wise Guys (CC BY 4.0), Cannlytics (CC BY 4.0).

About K1

K1 is a hybrid selection from the Durban Poison line. Known for pungent, pine, chemical aromatics.

K1 is a hybrid selection bred out of the Durban Poison genetic family. State lab records track K1 across 3 legal markets between 2015 and 2022, with a large share of tested flower batches originating from a single regional cultivator. Photoperiod cuts typically finish flowering in 8–10 weeks (~56–70 days) under indoor or greenhouse lighting.

Aroma and flavor

Jars of K1 are most often described as showing sharp, pungent ammonia, crisp conifer pine, gassy, solvent-like fuel and aromatic sage and herbs. Chemotype data points to earthy, herbal myrcene, woody, hop-like humulene and peppery beta-caryophyllene as the primary aromatic drivers, with batch-to-batch variation depending on cultivation and curing.

Reported effects

Consumers commonly report an active, energetic lift, clear-headed task focus and an upbeat, cheerful mood, making K1 a frequent pick for daytime sessions, creative work, or social settings. The most commonly noted downsides are dry mouth and dry eyes.

Specs

Growing

Grower notes
Photoperiod cuts typically finish flowering in 8–10 weeks (~56–70 days) under indoor or greenhouse lighting.

The flower

Flavour
Pungent, Pine, Chemical, Herbal
Aroma
Sharp, pungent ammonia, crisp conifer pine, gassy, solvent-like fuel
Terpenes
Dominant terpenes: myrcene, humulene, caryophyllene
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Family tree

K1 is reported as Durban Poison.

  • Parents
  • Grandparents
  • As reported, not a genetic test

View full lineage table →

Parent: Durban PoisonDpDurban PoisonGrandparent: DurbanDuDurbanThis strain: K1K1K1Parent: Durban PoisonDpDurbanPoisonThis strain: K1K1K1

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