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Strain facts

Checked Oct 21, 2026 · 2 sources

Chem Dog 4 is a hybrid, bred from Thai and Nepalese. Its THC is about 25%, higher than 82% of the 2,347 strains in our database that list THC. It flowers in about 9.5 weeks (one source lists 9–10 weeks).

Type
Hybrid
THC
About 25%1 source
Top terpenes
  1. Caryophyllene peppery, spicy
  2. Myrcene earthy, musky
  3. Humulene earthy, hoppy
Commonly reported effects
Relaxed, tingly, euphoric, uplifted and hungry
Flavors
Pine and diesel
Lineage
Thai × Nepalese
Flowering
About 9.5 weeks9–10 weeks · 1 source
2 sources for this profile
  1. Leafly public strain listing
  2. Weedmaps public strain listing

CTU writes every profile from these facts; we do not copy other sites' descriptions. Values that are a generic default in the source data are left out. Last checked Oct 21, 2026.

Source: CTU strain dataset (public strain listings and breeder info, checked by CTU), verified Oct 2026. Potency, flavor and effects vary by grower, batch and plant. Facts no source lists are left out.

How to grow Chem Dog 4

The grow facts a breeder or public strain listing gives for Chem Dog 4.

Flowering time
About 9.5 weeks9–10 weeks · 1 source. Slower than 77% of strains with a listed time

Flowering window (weeks after the switch to 12/12)

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Sources: the breeder, seed banks and strain databases listed under sources, checked Oct 2026. Percentages compare with every strain in our database that lists the same fact.

Learn to grow Chem Dog 4: Indoor & Outdoor Growing course, $199

About Chem Dog 4

Chem Dog 4 is listed in public strain databases as a hybrid. Public lineage data lists it as a cross of Thai and Nepalese.

Chem Dog 4 THC level

Public listings give Chem Dog 4 a THC level of 25%, which is on the strong end. Compared with all strains in our research dataset that have their own THC figure, it is higher than roughly 84% of them. Potency varies by grower, batch and lab, so read these numbers as typical values, not guarantees.

What does Chem Dog 4 smell and taste like?

Flavor notes reported for Chem Dog 4: pine and diesel. Its top listed terpenes are caryophyllene (peppery, spicy), myrcene (earthy, musky) and humulene (woody, hoppy). Caryophyllene is the lead terpene for about 24% of the high-confidence strains in our dataset, so it is a less common lead. Terpenes shape smell and taste; their levels change from batch to batch.

Reported effects of Chem Dog 4

Commonly reported effects: relaxed, tingly, euphoric, uplifted and hungry. These are user reports, not promises. Effects differ from person to person and depend on dose, setting and tolerance.

Growing Chem Dog 4: what the data says

Its listed indoor flowering time is 9–10 weeks. Grow where home cultivation is legal, and follow your state rules.

Chem Dog 4 family tree

Its parents, from published lineage.

Parents

Thai
Nepalese

This strain

Chem Dog 4Hybrid · 25% THC · 9–10 wk

Similar strains

Matched on shared parents, top terpenes, type and THC. Never on medical use.

Hybrid

AK 1995

THC
18–25%
Flowering
8–10 wk
Terpene
Myrcene
Effect
Energetic
Difficulty
Intermediate
Save
Hybrid

Apple Pie

THC
20–26%
Flowering
6–7 wk
Terpene
Caryophyllene
Effect
Energetic
Difficulty
Intermediate
Save
Sativa

Bangi Haze

THC
10–18%
Flowering
9–12 wk
Terpene
Myrcene
Effect
Energetic
Save

Hybrid strainsCaryophyllene strainsPine strainsStrains bred from Thai

Where to buy

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Grow it

How to grow Chem Dog 4

Flowering time, height and difficulty from the sources, then the full method in the Growing course.

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