The Leaf Index
Vol. IA field guide to cannabis cultivarsleafly.cc
No. 2038Hybrid

Cosmic Cluster

Cosmic 22 (presumed)

Cosmic Cluster is a modern hybrid strain recognized for its tightly packed, shimmering flower structure and its bright, expansive head high. It offers a clear, creative onset that transitions into a calm bodily sensation without causing heavy sedation, making it suitable for day or evening use.

May help withStress
AromaCitrusBerryPineHerbalLemon

Appearance

Cosmic Cluster produces visually appealing, dense flowers shaped like golf balls or eggs, tightly stacked along the colas. The calyxes are plump and closely arranged, minimizing air pockets and contributing to a jewel-like density. Smaller sugar leaves often display dark green to blue-green hues, enhancing the frosty appearance, with occasional violet flecks appearing in cooler conditions. The buds are heavily coated in capitate-stalked trichomes, giving them a glassy, sugared look.

Aroma & Flavor

The aroma of Cosmic Cluster is often described as a blend of citrus and berry, with notes of sweet pine and a hint of spicy pink peppercorn. When ground, it can release a lemon-lime scent layered over red fruit candy and a subtle herbal undertone. The overall profile is bright and effervescent, reminiscent of a berry and lemonade spritzer with a faint peppery note.

Effects

Consumers typically experience a clear-headed and creative onset from Cosmic Cluster, which gradually settles into a state of calm body ease. While it provides a noticeable head high, it is generally not associated with heavy couchlock, allowing for versatility in use throughout the day or into the evening.

Terpenes & Cannabinoids

Cosmic Cluster typically contains THC levels ranging from 20-26% and less than 1% CBD. Terpene analysis often indicates the presence of Limonene and Caryophyllene, which may contribute to its mood-elevating and calming properties.

Growing

This hybrid strain is known for its compact bud structure, with tight internodal spacing that leads to cohesive colas. It typically exhibits moderate growth with strong lateral branching and a stretch of 1.6–2.0x after the light flip. Minimal foxtailing is observed under controlled environmental conditions. Resin quality is considered above average, with press yields often reported in the high teens to mid-20% range.

Origins & Lineage

Cosmic Cluster emerged in the late 2010s, often described as a selection involving a parent from a “cosmic” breeding line, similar to Cosmic 22, crossed with a donor known for its dense, “cluster” phenotype. This combination aims to capture both an expansive, lucid effect and a compact plant architecture. Its development aligns with a trend of “cosmic” hybrids prioritizing clarity and euphoria.

Frequently asked questions

What are the typical THC and CBD levels of Cosmic Cluster?
Cosmic Cluster generally has THC content between 20-26% and less than 1% CBD.
What kind of effects can I expect from Cosmic Cluster?
Users often report clear, creative, and cerebral effects that transition into a calm bodily sensation without significant sedation.
What flavors and aromas are associated with Cosmic Cluster?
The strain is known for its citrus-berry aroma, often with notes of pine and spice, and flavors that can include berry, candy, citrus, and herbal undertones.
Is Cosmic Cluster suitable for beginners?
While potent, its balanced effects and manageable growth can make it suitable for those with some experience, but beginners should start with small doses.