Strain Encyclopedia

Harlequin

Sativa — THC 15%
VS

King Louis XIII

Hybrid — THC 25%

Potency, effects, terpenes, flavors, growing difficulty, and medical uses — compared side by side.

Home/Strain Comparisons/Harlequin vs King Louis XIII

Quick Verdict

Who wins in each category?

⚡
Potency
King Louis XIII
🏥
Medical
Harlequin
🌱
Growing
Tie
🍋
Flavor
Harlequin

Strain Profile Comparison

Six-axis profile overlay — see where each strain excels

THCCBDEffectsFlavorsGrow EaseMedical
Harlequin
King Louis XIII

Effect Matchup

Side-by-side effect intensity — bars show relative prominence

Harlequin
Effect
King Louis XIII
88%
Relaxing
88%
100%
Focused
77%
Uplifting
68%
Body High
60%
Creative
53%
Focus
46%
Clear-headed
41%
Motivated
Sleepy
100%
Hungry
77%
Calming
68%
1 shared effect highlighted
Harlequin — Potency
THC0%
CBD0%
Potency LevelMild
King Louis XIII — Potency
THC0%
CBD0%
Potency LevelStrong
Colombian Gold x Thai x Swiss x NepaliHarlequin
Indica 25%Sativa 75%
OG Kush x LA ConfidentialKing Louis XIII
Indica 50%Sativa 50%

Side-by-Side Specs

Green highlight indicates the superior value

Harlequin
Category
King Louis XIII
7–15%
🔥THC
Better21–25%
9–10%Better
💧CBD
0–0%
Sativa (25/75)
🧬Type
Hybrid (50/50)
Mild
⚡Potency
BetterStrong
7-9 weeks
🌸Flowering
7-9 weeks
Morning
🕐Best Time
Evening
Medical Users, Daytime Use, Creative Activities
🎯Best For
Medical Users, Nighttime Use

Profile Comparison

Shared (1)
Relaxing
Only Harlequin (7)
FocusedUpliftingBody HighCreativeFocusClear-headedMotivated
Only King Louis XIII (3)
SleepyHungryCalming

Possible Side Effects

Shared
Dry mouth
Only Harlequin
AnxiousHeadache
Only King Louis XIII
Dry eyesDizzy

Growing Guide Comparison

Harlequin
Flowering7-9 weeks
Plant StructureTall
PhotoperiodPhotoperiod
Growing MethodIndoor, Outdoor
ClimateWarm
King Louis XIII
Flowering7-9 weeks
Plant StructureBushy
PhotoperiodPhotoperiod
Growing MethodIndoor, Outdoor
ClimateWarm, Humid

About These Strains

Harlequin

Sativa 25/75 — THC 7–15% — CBD 9–10%

Harlequin is a hybrid cross between Colombian Gold, Thai and Swiss Landrace. It constitutes an indica/sativa ratio to be known as 25:75, meaning it is sativa dominant.

It has a unique CBD: THC ratio which is best described to be roughly 1:1.

King Louis XIII

Hybrid 50/50 — THC 21–25%

King Louis is an Indica dominant hybrid cannabis, whose genetics are not known yet. It produces sticky looking dark brown and green colored buds.

King Louis is a very potent strain with a THC level of around 23.04 percent.

Which One Is Right for You?

Harlequin and King Louis XIII are both excellent strains with distinct characteristics. Harlequin is a Sativa with 7–15% THC, while King Louis XIII is a Hybrid with 21–25% THC. Your choice depends on your preference for effects, growing difficulty, and intended use.

Choose Harlequin

Choose Harlequin if you want higher CBD for medical use, broader medical applications. Harlequin is a hybrid cross between Colombian Gold, Thai and Swiss Landrace.

Choose King Louis XIII

Choose King Louis XIII if you want higher THC potency. King Louis is an Indica dominant hybrid cannabis, whose genetics are not known yet.

Frequently Asked Questions

Common questions about Harlequin vs King Louis XIII

Medical Disclaimer
The information on this page is for educational purposes only and is not intended as medical advice. Cannabis affects everyone differently. Consult a qualified healthcare professional before using cannabis for any medical condition. Effects, potency, and medical benefits may vary. Do not use cannabis if pregnant, nursing, or under the legal age in your jurisdiction.

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