MAauto
AutoflowerModernTHC-Dominantevening

Midnight Auto

Top flavors

earthyspicycitrus
CalmingEnergizing

Midnight Auto effects are mostly calming.

Midnight Auto is a modern autoflowering cultivar resulting from the cross of Ruderalis and Black Strap. This strain is cultivated for its accessibility, featuring an easy difficulty rating that makes it suitable for both indoor and outdoor environments. Growers can expect a 73-day flowering cycle and a low yield, ensuring a streamlined development process. The lineage of this strain has solidified its role as a foundational genetic tool, appearing as a parent in notable offspring such as Midnight Cherries Fast Version, Midnight Wedding, and Umbra OG.

The sensory profile of Midnight Auto is defined by a complex chain of fifteen terpenes, led by the dominance of myrcene, caryophyllene, and limonene. Following these primary aromatics, the strain expresses secondary and tertiary notes of pinene, terpinolene, linalool, beta-pinene, humulene, and nerolidol. The chemical depth is further rounded out by the presence of ocimene, bisabolol, guaiol, camphene, caryophyllene-oxide, and p-cymene. Together, these compounds shape a distinct olfactory and gustatory experience that reflects the strain's specific biosynthetic output.

As a THC-dominant cultivar, Midnight Auto provides effects that users report as relaxed, happy, and uplifted. These characteristics make it a functional choice for addressing stress, pain, and sleep-related concerns. Through its stable genetic transmission, Midnight Auto continues to influence contemporary breeding programs, serving as the biological anchor for the production of its diverse and widespread progeny.

Terpene Profile

Synergies (+) and conflicts (−) are relative to each other within this profile.

myrcene ~60%caryophyllene ~28%limonene ~12%
TerpeneShare
myrcene~60%
caryophyllene~28%
limonene~12%

Research notes below describe isolated terpene mechanisms and early findings. They do not guarantee effects from this strain and are not medical advice.

~60%

earthy

●●●○

Russo 2011: naloxone-sensitive analgesia, potentiates barbiturate sleep; dominant sedating terpenoid; blocks hepatic carcinogenesis by aflatoxin.

~28%

spicy

●●○○

Russo 2011: only terpene that is a selective full CB2 agonist (100 nM); Gertsch et al. 2008: acts as dietary cannabinoid; unique anti-inflammatory and gastric cytoprotective properties.

~12%

citrus

●●○○

Russo 2011: increases serotonin in prefrontal cortex + dopamine in hippocampus via 5-HT1A; Johns Hopkins 2024: significantly reduced anxiety vs THC alone.

Effects

Reported effects — derived from terpene chemistry and cannabinoid profile.

Genetic Profile

Autoflower

Photoperiod-independent. Flowers based on age, not light cycle. Compact and fast.

THC-Dominant

High THC, trace CBD. Psychoactive. Full CB1 agonism — euphoria, appetite, analgesia.

Genealogy

Parentage, ancestry, and genetic relatives of Midnight Auto.

Ancestry

Midnight AutoFull tree →

Offspring — 1 strains bred from Midnight Auto

View full lineage tree →

Composite Traits

Use caution if

daytime-productivitymorning-useevening-wind-down

Where to buy Midnight Auto

No verified dispensaries on file — find it on Leafly.

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What would Midnight Auto × ? produce?

Predict the terpene profile, effects, and growing traits of a cross. Our gene weaver engine votes on dominant traits from both parents.

Build a cross with Midnight Auto

Similar strains

Same primary terpene with overlapping effects.

Frequently Asked Questions

Is Midnight Auto indica or sativa?

Midnight Auto is modeled here as a autoflower (photoperiod-independent).

What terpene is dominant in Midnight Auto?

Myrcene is shown as the dominant terpene at approximately ~60%. Caryophyllene follows as the secondary terpene.

Is Midnight Auto good for daytime use?

Midnight Auto is versatile and works across different times of day depending on dose and individual response.

How accurate is this data?

See the "Data confidence" card in the sidebar. Terpene profiles and effects are chemistry-informed estimates — individual responses depend on phenotype, source, and personal chemistry.

Midnight Auto Strain: Terpenes, Effects, Genetics & Grow Info | StrainWeaver