The Leaf Index
Vol. IA field guide to cannabis cultivarsleafly.cc
No. 2197Hybrid

Abacus by Yin Yang Seeds

Original Strains Kush × Purple Urkle

Abacus is an indica-leaning hybrid developed by Yin Yang Seeds, known for its dense, resinous flowers and a distinct grape-forward aroma. This cultivar offers a balanced profile, making it a popular choice for those seeking a relaxing experience.

EffectsRelaxing Soothing Sedative Calming
May help withStress
AromaGrapeBerryEarthyKushCedarwoodPeppery Spice

Appearance

Abacus typically presents with a classic indica morphology, characterized by broad, dark green leaves that may develop purple hues in cooler temperatures. The plant features short internodal spacing, allowing for dense cola formation. Its flowers are dense and conical, coated in a generous layer of trichomes, and often display vibrant pistils contrasting with purple-dusted calyxes.

Aroma & Flavor

The aroma of Abacus is dominated by a layered purple-fruit profile, often described as reminiscent of grape soda or berry jam, supported by earthy, kushy, and cedarwood notes. A subtle peppery spice is also present. Upon inhalation, flavors of sweet grape and berry transition into earthy kush and black pepper, with floral and citrus undertones sometimes reported.

Effects

This strain is often sought for its soothing body effects and a steady, sedative finish, positioning it as an evening or wind-down variety. Users report a relaxing experience that can be conducive to unwinding. The effects are generally described as balanced, providing a sense of calm without being overly incapacitating.

Terpenes & Cannabinoids

While specific cannabinoid percentages vary, Abacus is noted for its significant resin production. The terpene profile commonly includes Myrcene, Limonene, Caryophyllene, Linalool, Pinene, and Humulene, contributing to its complex aroma and flavor. The cannabinoid content typically falls within the 17-23% THC range, with minimal CBD.

Growing

Abacus is generally considered manageable for growers, with a compact canopy and short internodes that make it suitable for smaller grow spaces. It has a relatively straightforward flowering period, typically around 8-9 weeks. The strain is noted for its potential for good yields, especially in phenotypes that balance the Purple Urkle and Kush genetics.

Origins & Lineage

Developed by Yin Yang Seeds, Abacus is widely believed to be a cross between Original Strains' Kush and the clone-only Purple Urkle. This breeding aims to combine the classic grape and berry flavors of Purple Urkle with the vigor, structural stability, and earthy undertones of Kush genetics. It emerged in the mid-to-late 2010s.

Frequently asked questions

What is the THC content of Abacus?
Abacus typically contains between 17% and 23% THC.
What are the dominant aromas of Abacus?
The dominant aromas are grape, berry, and earthy notes, often with a hint of kush and spice.
What is the reported lineage of Abacus?
Abacus is generally reported as a cross between Original Strains' Kush and the clone-only Purple Urkle.
Is Abacus suitable for beginners?
With its manageable size and straightforward flowering, Abacus can be a suitable option for growers with some experience.