The Leaf Index
Vol. IA field guide to cannabis cultivarsleafly.cc
No. 6591Hybrid

Cobalt Haze

Silver Haze × Blueberry × Afghani #1

Cobalt Haze is a sativa-leaning hybrid recognized for its distinctive Haze aroma and effects, often displaying blue-tinged hues. It was developed to offer classic Haze energy with more manageable flowering periods than traditional Haze varieties.

EffectsCalm Cerebral Euphoric Uplifting Focus Social
May help withStress Low Mood Lethargy
AromaBlueberryLemonPineIncenseSpiceFloralBerryCitrusPepperyHerbal

Appearance

Cobalt Haze typically develops elongated, spear-shaped colas with a favorable calyx-to-leaf ratio, a trait influenced by its Afghani genetics. Buds can become substantial under optimal lighting and training, often resulting in uniform, medium-density flowers. Phenotypes with significant Blueberry lineage may exhibit blue or violet coloration, especially in cooler late-flowering temperatures. The buds are generously coated in trichomes, appearing frosty and glassy, with large, well-formed gland heads.

Aroma & Flavor

The aroma profile of Cobalt Haze is complex, beginning with notes of sweet blueberry jam and bright lemon-lime zest. As it airs out, deeper scents of pine resin and cedar emerge, complemented by classic Haze characteristics such as sweet incense and a subtle peppery, herbal undertone. Upon inhalation, the flavor is often described as candied berry and citrus-forward. The exhale reveals a clean pine and spice character, sometimes with a lingering floral note.

Effects

Cobalt Haze is noted for providing an uplifting, euphoric mental state coupled with a clean, light-bodied sensation that typically avoids becoming heavy. It is often favored for daytime use, as it can promote creativity, enhance focus, and encourage socialization. The strain's effects are generally described as cerebral and energizing, aligning with its Haze heritage.

Terpenes & Cannabinoids

Lab-tested batches of Cobalt Haze commonly show THC levels ranging from 17% to 23%, with some exceptional phenotypes reaching higher percentages. CBD content is usually minimal, generally below 1%. CBG may be present in modest amounts. The terpene profile can vary by phenotype, with some leaning towards terpinolene and pinene, while others emphasize myrcene, caryophyllene, and limonene, contributing to the strain's diverse aromatic and experiential qualities.

Cultivation

Cobalt Haze is considered a reliable strain for cultivators, offering generous yields relative to many Haze crosses. It typically finishes flowering indoors in approximately 63–70 days. Plants exhibit sativa-leaning growth patterns with significant stretch, but the Afghani influence contributes to sturdier branching and more manageable structure compared to traditional Hazes. It responds well to training techniques like SCROG.

Origins & Lineage

Cobalt Haze originates from European breeding efforts focused on modernizing the Haze experience by improving flowering times and plant structure. Its lineage is understood to typically incorporate Silver Haze, Blueberry, and Afghani #1. This genetic combination aims to preserve the cerebral qualities of Haze while integrating the sweetness of Blueberry and the reliability and density of Afghani genetics.

Frequently asked questions

What type of hybrid is Cobalt Haze?
Cobalt Haze is considered a sativa-leaning hybrid, balancing energizing Haze characteristics with a more grounded influence.
What are the typical THC and CBD levels in Cobalt Haze?
Lab-tested Cobalt Haze commonly shows THC levels between 17-23%, with CBD typically present in trace amounts below 1%.
How long does Cobalt Haze take to flower?
Indoors, Cobalt Haze typically finishes flowering within 63 to 70 days, which is shorter than many classic Haze strains.
What kind of aromas and flavors can be expected from Cobalt Haze?
Cobalt Haze offers a complex aroma and flavor profile featuring notes of blueberry, lemon, pine, incense, and spice, with a sweet berry and citrus taste.