The Leaf Index
Vol. IA field guide to cannabis cultivarsleafly.cc
No. 8136Hybrid

Icenberg by Mephisto Genetics

Ruderalis × Indica × Sativa

Icenberg is an autoflowering hybrid developed by Mephisto Genetics, recognized for its dense, resinous buds that appear frosted with trichomes. This strain combines the day-neutral flowering of ruderalis with the characteristics of indica and sativa varieties, offering a balanced experience. It is favored by both home growers for its manageable cultivation and consumers for its appealing flavor and effects.

EffectsFocused Uplifted Balanced
May help withStress
AromaCitrusEarthyFloralHerbalLemonOrangePepperyPine

Appearance

True to its name, Icenberg buds are heavily coated in trichomes, giving them a sugar-dusted or snow-covered appearance at maturity. The flowers are typically medium-dense, with well-stacked calyxes that reflect an indica influence in their structure. Pistils often appear orange or copper, contrasting with lime to forest green bracts, and some phenotypes may display subtle purple hues.

Aroma & Flavor

Consumers can expect a terpene-forward profile from Icenberg, characterized by bright, distinct aromas and flavors. The sensory experience often includes notes of citrus and lemon, complemented by earthy, floral, and herbal undertones. A subtle peppery or pine-like quality may also be present, contributing to its complex aromatic bouquet.

Effects

Icenberg is described as providing an upbeat yet grounded hybrid effect, balancing mental clarity with a sense of physical calm. At moderate consumption levels, it is noted for promoting focus without leading to excessive sedation or couchlock. This makes it suitable for daytime use when a clear head is desired.

Terpenes & Cannabinoids

While specific lab data for Icenberg can be limited, its breeder, Mephisto Genetics, is known for producing autoflowering strains with modern THC levels that can compete with photoperiod varieties. THC content typically ranges from 15-25%, with CBD levels below 1%. The strain's profile is rich in terpenes such as Myrcene, Limonene, Caryophyllene, Linalool, Pinene, and Humulene, which contribute to its distinct aroma, flavor, and effects.

Growing

As an autoflowering hybrid, Icenberg flowers based on age rather than light cycles, simplifying cultivation. It is known for its compact structure, rapid finishing time (often 8-12 weeks from seed to harvest), and forgiving growth curve, making it suitable for home growers, including those with limited space like grow tents. The plant is typically medium in size, producing a dominant central cola and supportive side branches, with a reputation for high resin production.

Origins & Lineage

Icenberg is a hybrid cross originating from Mephisto Genetics, a seed company specializing in high-quality autoflowering strains. It is classified as a ruderalis/indica/sativa combination, integrating the automatic flowering trait of ruderalis with the desirable qualities of modern indica and sativa genetics. Mephisto Genetics is known for meticulous selection processes aimed at enhancing resin density, terpene expression, and overall quality in their autoflowering varieties.

Frequently asked questions

What type of strain is Icenberg?
Icenberg is an autoflowering hybrid strain.
What are the typical THC and CBD levels of Icenberg?
THC levels typically range from 15-25%, with CBD levels below 1%.
What are the main reported effects of Icenberg?
Reported effects include focus and a balanced, upbeat hybrid sensation without heavy sedation.
Is Icenberg suitable for beginner growers?
Yes, its autoflowering nature and forgiving growth make it a good choice for home growers.