The Leaf Index
Vol. IA field guide to cannabis cultivarsleafly.cc
No. 0457Indica

Gg1

Chem's Sister × Sour Dubb × Chocolate Diesel

GG1, also known as Sister Glue, is a resin-heavy indica-leaning hybrid from the celebrated Glue family. It is valued for its dense, trichome-saturated flowers and deeply relaxing body effects. This strain is a popular choice for post-work relaxation or as a nightcap.

EffectsRelaxing Sedative Body High Calming
May help withStress
AromaChocolateCitrusCoffeeDieselEarthyLavenderLemonMint

Appearance

GG1 typically develops dense, compact flowers shaped like golf balls or eggs, characterized by thick calyxes and closely spaced internodes. The buds are heavily coated in trichomes, giving them a frosted appearance, often with hints of lavender streaks under cooler conditions. Electric orange pistils contrast with the frosty exterior, becoming coppery as the flower matures. The resin is notably sticky, even on the sugar leaves, and contributes to a high trichome gland density.

Structurally, GG1 often exhibits indica-leaning hybrid characteristics with a strong upward growth tendency. It responds well to training, developing uniform, high-yielding lateral branches suitable for various cultivation methods. Mature plants can develop heavy colas that may require support to prevent late-flower drooping.

Aroma & Flavor

The aroma of GG1 is often described as a distinct combination of fuel and chocolate. This bouquet is a convergence of its genetic influences, presenting striking diesel nuances alongside rich cocoa and coffee undertones. The scent profile is potent and recognizable, often setting it apart on the first whiff.

Flavors mirror the aroma, moving from diesel notes to a distinct dark chocolate character. This complex profile is highly valued by consumers and extraction artists alike, especially when the cured flower is processed into concentrates.

Effects

GG1 is known for delivering a deeply relaxing body effect that manifests quickly after consumption. It offers a balance between heavy relaxation and a composed, contented headspace, making it a go-to strain for unwinding. Its noticeable potency and sedative qualities lend themselves to evening use or post-activity recovery.

Consumers often seek GG1 for its ability to provide significant physical relaxation without necessarily inducing complete incapacitation. The strain is considered a strong candidate for those aiming for heavy relaxation coupled with a calm mental state.

Terpenes & Cannabinoids

GG1 typically tests within a potent THC range, commonly falling between 15-25%. Its CBD content is generally less than 1%. The terpene profile is rich and contributes significantly to its distinct aroma and effects. Key terpenes often identified include Limonene, Caryophyllene, Pinene, and Humulene.

The convergence of terpenes from its parent genetics results in a complex aromatic and flavor profile. This rich terpene profile is also valued for its resilience during extraction processes, particularly for rosin production.

Growing

GG1 is considered a vigorous grower that rewards training, making it a viable option for cultivators. It is known for producing dense, trichome-saturated flowers and offers high yields, particularly for concentrates. Proper environmental control is important, as the strain can exhibit intersex sensitivities under stress.

The plant structure is amenable to techniques like screen-of-green (SCROG) layouts. Indoor plants typically reach heights of 80–120 cm after training. Its resin density and extract-friendly qualities make it a popular choice for hash makers and concentrate artists.

Origins & Lineage

GG1 originates from the celebrated Glue family, sharing the same three-way heritage as the more famous GG4 (Original Glue). Its lineage traces back to a cross involving Chem’s Sister, Sour Dubb, and Chocolate Diesel. GG1 is considered an early indica-leaning phenotype selected for its resin density and relaxing physical effects.

Often marketed as Sister Glue, it was developed by breeders Joesy Whales and Lone Watty. The specific selection emphasizes body-forward effects and significant resin output, distinguishing it from other Glue family phenotypes. The name evolution, including shifts from Gorilla Glue to Glue due to trademark issues, means GG1 may also be found under the moniker Sister Glue.

Frequently asked questions

What is GG1 often marketed as?
GG1 is often marketed as Sister Glue.
What is the genetic lineage of GG1?
GG1 descends from Chem’s Sister, Sour Dubb, and Chocolate Diesel, the same lineage that produced GG4.
What are the primary effects of GG1?
GG1 is known for its deeply relaxing body effects and a composed, contented headspace.
Is GG1 good for concentrate production?
Yes, GG1 is highly valued by extraction artists for its resin-heavy flowers and above-average rosin returns.