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G13 - Indica Cannabis Strain
THC
21%
CBD
0%

G13 Strain — Indica, 21% THC

G13 is a classic indica cannabis strain that has become a go-to choice for many Canadian cannabis consumers seeking a strain with character and consistency. With THC levels typically ranging from 18% to 24%, G13 delivers effects that are relaxed, creative, and euphoric. Its combination of effects and flavour makes G13 a strain that delivers on multiple fronts.

Genetics and History

While the precise genetic origins of G13 are not fully documented, its well-defined traits point to thoughtful breeding that has produced a stable and consistent strain. As an indica variety, G13 expresses the hallmark traits of its genetic background while bringing its own unique character to the table.

Appearance, Aroma, and Flavor

G13 produces dense, compact buds that are tightly packed and coated in a generous layer of frosty trichomes. Bright green calyxes are accented by amber pistils and occasional purple hues. The aroma presents rich, earthy, sweet grape and warm, spicy notes that become more pronounced when the buds are broken apart. When consumed, the flavour delivers earthy soil-like, ripe grape and peppery spice on the palate, creating a smooth and enjoyable taste that lingers pleasantly.

Effects and Experience

G13 delivers a deeply relaxing experience that begins with a gentle wave of calm spreading through the body. Users commonly report feeling relaxed, creative, and euphoric after consuming this strain. The indica-dominant effects make G13 particularly well-suited for evening use and unwinding after a long day. Many users find that the body relaxation is complemented by a gentle mental calm that quiets racing thoughts without causing cognitive fog.

Medical Uses and Therapeutic Benefits

G13 has gained recognition among medical cannabis users for its potential to help with anxiety, inflammation, depression, chronic pain, and stress. The strain's indica-dominant effects make it particularly effective for physical discomfort and sleep-related issues. Patients who struggle with insomnia or restlessness often find relief with this strain's calming properties. As with all cannabis strains, individual responses may vary, and patients should consult with a healthcare professional before using cannabis for medical purposes.

Terpene Profile

The dominant terpenes in G13 are myrcene, limonene, and caryophyllene. Myrcene contributes earthy, musky, and herbal characteristics and promotes relaxation and may enhance the sedative qualities of indica-dominant strains. Limonene contributes bright citrus with lemon and orange characteristics and elevates mood and may help reduce stress and anxiety. Caryophyllene contributes spicy, peppery, and warm characteristics and interacts with CB2 receptors and may provide anti-inflammatory and analgesic benefits. Together, these terpenes create the strain's distinctive aroma and flavour while contributing to its overall effects through the entourage effect.

Consumption Tips

G13 is best enjoyed in the evening or before bed when you can fully appreciate its relaxing effects without needing to be productive. Vaporizing at moderate temperatures (170-185°C) preserves the terpene profile and delivers a smoother experience. Start with a lower dose if you are new to indica strains, as the body effects can be quite pronounced. Pair with your favourite comfort activity for the best experience.

Growing Information

G13 is considered moderate in terms of growing difficulty, making it suitable for growers with some prior experience in cannabis cultivation. The plants grow to a medium height and tend to develop a bushy structure that benefits from occasional defoliation to improve airflow and light penetration. Flowering time is approximately 8-9 weeks. Yields are moderate to high when plants receive proper nutrition, lighting, and environmental control. Proper curing after harvest is essential to preserve the full terpene and cannabinoid profile.

G13 Photos

5 photos of G13.

Growing Info

Difficulty
Moderate
Flowering
Photoperiod
Yields
Medium

Germinating Seeds

Growing G13 from seed? This free guide covers the paper towel, cotton pad and water glass methods.

Download the Germination Guide (PDF)

G13’s Children

7 of the 3,596 strains we publish list G13 as a parent, and a further 4 carry the name without descending from it directly. They average 20.0% THC.

Counted from our published catalogue when this page loaded.

Where to Buy G13 Seeds

Mary Jane's Garden

Autoflowering · Feminized

US$65.00 from

Mary Jane's Garden
G13 seeds at Mary Jane's Garden
Beaver Seeds

Autoflowering · Feminized

US$65.00 from

Beaver Seeds
G13 seeds at Beaver Seeds
Crop King Seeds

Autoflowering

US$65.00 from

Crop King Seeds
G13 seeds at Crop King Seeds
Sunwest Genetics

Autoflowering

US$65.00 from

S
G13 seeds at Sunwest Genetics
Vancouver Seed Bank

Feminized

$65.00 from

V
G13 seeds at Vancouver Seed Bank
BC Bud Depot

Feminized

US$65.00 from

B
G13 seeds at BC Bud Depot

Where to Buy G13

G13 AAA
AAA

G13 AAA

$80.00/28g

at Bulkweedinbox

Explore More with Our Favourite Dispensaries

G13 Products

Vapes and concentrates made from G13, with prices from the shops we track.

Diamond – G-13
THCa Diamonds

Diamond – G-13

$15.00/1g

at Bud Express Now

Frequently Asked Questions

What type of strain is G13?
G13 is an indica-dominant cannabis strain known for delivering deeply relaxing body effects. Its indica genetics produce calming, sedative qualities that make it popular for evening use and physical relaxation.
What are the effects of G13?
G13 produces effects that are relaxed, creative, and euphoric. As an indica strain, the effects lean toward body relaxation and physical comfort, making it ideal for unwinding in the evening.
How strong is G13?
G13 typically has a THC content of around 21%. This places it in the moderate to high potency range, suitable for users with some cannabis experience. Beginners should start with a small amount.
What does G13 taste and smell like?
G13 has a flavour profile featuring earthy, grape, and spicy notes. The aroma mirrors the taste with additional complexity that becomes apparent when the buds are broken apart. Many users find the flavour smooth and enjoyable, making it a pleasant strain to consume through various methods.
What medical conditions can G13 help with?
G13 is commonly used by medical cannabis patients to help manage anxiety, inflammation, depression, chronic pain. However, individual responses to cannabis vary, and this strain should not be considered a substitute for professional medical treatment. Patients should consult with a healthcare provider before using cannabis for medical purposes.
When is the best time to use G13?
G13 is best used in the evening or before bed due to its relaxing indica effects. The calming body high can promote sleep and help users wind down after a long day. Using it during the daytime may lead to drowsiness that could interfere with productivity.
Is G13 easy to grow?
G13 is considered moderate in terms of growing difficulty with a flowering period of approximately 8-9 weeks. Growers with some experience will get the best results, as the strain benefits from proper environmental control and nutrition management.
What terpenes are found in G13?
The dominant terpenes in G13 are Myrcene (earthy, musky, and herbal), Limonene (bright citrus with lemon and orange), Caryophyllene (spicy, peppery, and warm). These terpenes work together to shape the strain's aroma, flavour, and effects through what is known as the entourage effect.
Will G13 make me sleepy?
As an indica strain, G13 does have sedative qualities that may promote sleepiness, especially at higher doses. Many users find it effective for winding down at the end of the day. If you want to avoid drowsiness, try a smaller dose and see how your body responds.

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