The Leaf Index
Vol. IA field guide to cannabis cultivarsleafly.cc
No. 3012Indica

Tsunami

Sour Diesel × NYC Diesel

Tsunami, often referring to the high-CBD classic Sour Tsunami, is an indica-dominant strain recognized for its therapeutic potential. Developed by Lawrence Ringo, it was one of the first cannabis varieties bred specifically for elevated CBD levels with minimal THC, offering a functional option for daytime use.

EffectsCalm Couch-Lock Relaxation Analgesia Stress Relief
AromaCitrusDieselEarthyHerbalPinePepperLemonOrangeFuelSour

Appearance

Tsunami plants generally grow to medium or tall heights and respond well to training techniques. They produce spear-shaped, slightly foxtailed colas with a calyx-forward structure. The bracts display a mix of lime to forest green, sometimes with purple streaks if exposed to cool nights. Dense trichome coverage gives the buds a glassy appearance, and the pistils are typically tangerine to burnt orange.

The dried flowers are medium in density, not overly hard, and possess an airy quality that aids in drying. When properly cured, the buds have a slightly tacky texture and release their distinct aroma readily.

Aroma & Flavor

The aroma of Tsunami is characteristic of the Diesel family, featuring tangy citrus, petrol notes, and an underlying damp earth scent. Initial scents often include lemon-lime and diesel, complemented by pine, pepper, and a subtle herbal musk. Warming the flower can deepen these notes towards earthy wood and spicy pepper.

On the palate, Tsunami maintains a sour-fuel profile with a crisp, slightly astringent citrus taste upon exhale. A woody, peppery finish is common. Vaporization tends to highlight the citrus and pine notes, while combustion brings out more of the diesel and earthy characteristics.

Effects & Potential Benefits

Tsunami is known for delivering a sense of calm and relaxation without significant intoxication, making it a popular choice for daytime use. Its high CBD content is often associated with therapeutic benefits, providing analgesia and stress relief.

Patients have reported Tsunami to be helpful for managing anxiety, headaches, and pain. The strain's ability to promote calm while maintaining functionality is a key characteristic, often attributed to its balanced cannabinoid profile.

Terpenes & Cannabinoids

Tsunami is primarily characterized by its high CBD content, often ranging from 8-15%, with THC levels typically below 1.5%. This results in significant CBD:THC ratios, commonly between 10:1 and 25:1. Minor cannabinoids like CBG, CBC, and trace amounts of THCV can also be present, contributing to the overall profile.

The dominant terpenes commonly found in Tsunami include Myrcene, Beta-Caryophyllene, and Pinene. Supporting terpenes such as Limonene, Humulene, and Ocimene are also frequently detected, with Linalool and Terpinolene appearing in smaller quantities depending on the specific phenotype.

Origins & Lineage

Tsunami, most notably Sour Tsunami, was developed by Lawrence Ringo of Southern Humboldt Seed Collective. It emerged from selective breeding of Sour Diesel and NYC Diesel lines, aiming to stabilize a chemotype with consistently high CBD and low THC. This work was pivotal in the early CBD movement, challenging the market's focus on high-THC strains.

Sour Tsunami gained recognition around 2010-2012 among medical patients for its therapeutic potential and minimal intoxication. Its influence is seen in many modern CBD-rich cultivars that either descend from it or emulate its cannabinoid profile. Variations like Blue Tsunami and Cherry Tsunami have also emerged, often leveraging Sour Tsunami's CBD-rich genetics.

Growing Tsunami

Tsunami plants typically reach medium to tall heights and benefit from training methods to manage their growth. They are known to develop speared, slightly foxtailed colas. The plants are generally responsive to cultivation techniques, allowing growers to enhance their appearance and resin production.

The flowering time and yield information for Tsunami are not explicitly detailed in the source notes. However, growers often focus on achieving optimal CBD expression and maintaining chemotype stability through careful cultivation and harvest timing, using trichome development as a key indicator.

Frequently asked questions

What is Tsunami strain?
Tsunami is often used as shorthand for Sour Tsunami, a high-CBD indica-dominant strain bred for therapeutic effects with minimal intoxication. It's known for its calm and relaxing properties.
What is the genetic lineage of Tsunami?
The core lineage of Sour Tsunami is Sour Diesel crossed with NYC Diesel, selectively bred over generations for high CBD content. Other Tsunami variations may have different parentage but often build upon Sour Tsunami's genetics.
What are the typical effects of Tsunami?
Tsunami is known for promoting a sense of calm and relaxation, often leading to a mild couch-lock effect. It is favored for daytime use due to its low THC content and minimal intoxication.
What conditions may Tsunami help with?
Tsunami is reported to potentially help with anxiety, headaches, pain, and stress, owing to its high CBD content and calming effects.