Consumers have reported that this list of cannabis strains may make you feel focused. Discover and learn more about these kinds of different marijuana strains on Leafly.

While some argue that Red Congolese is an <a href="/strains/african">African</a> sativa <a href="/news/cannabis-101/the-cannabis-origin-what-is-a-landrace-strain">landrace</a>, the variety popularized in California weaves in <a href="/strains/mexican">Mexican</a> and <a href="/strains/afghani">Afghani</a> roots, giving it a more indica-like appearance. This colorful palette of landrace strains, which had adapted to their environment over many years, creates a complex profile of effects and flavors. The sativa genetics dominate the physical effects of Red Congolese, resulting in a weightless euphoria that promotes focus and mental clarity. Its energizing properties make Red Congolese perfect for morning treatment of nausea, cachexia, tension, or Alzheimer&rsquo;s.

Red Congolese

Mimosa by Symbiotic Genetics is a rising star in the cannabis community. A&nbsp;cross of <a href="/strains/clementine">Clementine</a> and <a href="/strains/purple-punch">Purple Punch</a>, this strain has garnered praise for its outstanding fruit punch, citrus rind aroma and pleasurable mid-level buzz. Like the beverage, there is no bad time to enjoy Mimosa, but if you enjoy too much, the trajectory of your day will need adjusting.&nbsp;&nbsp;

Mimosa

caryophyllene

humulene

limonene

linalool

myrcene

ocimene

pinene

terpinolene

Cinex, a <a href="/strains/lists/category/hybrid">hybrid</a> of parents <a href="/strains/cinderella-99">Cinderella 99</a> and <a href="/strains/vortex">Vortex</a>, has a mixture of flavors ranging from <a href="/strains/lists/flavor/sweet">sweet</a> <a href="/strains/lists/flavor/citrus">citrus</a> to <a href="/strains/lists/flavor/earthy">earthy</a> <a href="/strains/lists/flavor/skunk">skunk</a>. The effects are clear-headed and <a href="/strains/lists/effect/uplifted">uplifting</a>, perfect for building a positive mindset and stimulating <a href="/strains/lists/effect/creative">creative</a> <a href="/strains/lists/effect/energetic">energy</a>. Consumers enjoy Cinex for its ability to improve mood.

Cinex

A super <a href="/strains/lists/category/sativa">sativa</a>, Super Jack mixes <a href="/strains/super-silver-haze">Super Silver Haze</a> with the illustrious <a href="/strains/jack-herer">Jack Herer</a> to create a <a href="/strains/lists/flavor/sweet">sweet</a>, <a href="/strains/lists/flavor/spicy-herbal">spiced</a> blend with a rich <a href="/strains/lists/flavor/butter">buttery</a> aroma. The potent&nbsp;effects spark <a href="/strains/lists/effect/creative">creativity</a> and provides an <a href="/strains/lists/effect/uplifted">uplifting</a> boost of <a href="/strains/lists/effect/energetic">energy</a>. Super Jack is a great daytime strain that will calm any <a href="/strains/lists/condition/anxiety">anxieties</a> and propel you through your day.

Super Jack

Qrazy Train is a creation of&nbsp;<a href="/brands/tga-subcool">Subcool&#39;s The Dank</a>, its&nbsp;name a reference&nbsp;to the complex mix of genetics:&nbsp;<a href="/strains/trainwreck">Trainwreck</a>,&nbsp;<a href="/strains/trinity">Trinity</a>,&nbsp;<a href="/strains/purple-urkle">Purple Urkle</a>,&nbsp;and&nbsp;<a href="/strains/space-queen">Space Queen</a>.&nbsp;Diversity comes out in its&nbsp;unique flavor, which includes&nbsp;spice and fruit notes. These flowers usually have deep amber-toned hairs and some purple coloration. This train will have you feeling mellow and alert.&nbsp;

Qrazy Train

Tutankhamon (AKA King Tut) by Pyramid Seeds has kept the sour, <a href="/strains/lists/flavor/skunk">skunky</a> smell of its parent strain, <a href="/strains/ak-47">AK-47</a>, as well as the uplifting effects, making it a great choice for <a href="/strains/lists/effect/talkative">social</a> outings or <a href="/strains/lists/effect/creative">creative</a> stimulation. This strain has built a reputation for having high <a href="/news/cannabis-101/glossary-of-cannabis-terms">THC</a> levels, and the flavor has hints of fresh <a href="/strains/lists/flavor/tree-fruit">fruit</a> and <a href="/strains/lists/flavor/flowery">flowers</a> that make this beautiful bud fit for a king!

Tutankhamon

Critical Jack, a <a href="/strains/lists/category/hybrid">hybrid</a> cross between <a href="/strains/critical-plus">Critical Plus</a>&nbsp;and <a href="/strains/jack-herer">Jack Herer</a>, delivers functional cerebral effects with a flavorful blend of <a href="/strains/lists/flavor/lemon">lemon</a>, <a href="/strains/lists/flavor/pine">pine</a>, and <a href="/strains/lists/flavor/flowery">floral</a> aromas. Its effects are light on the body and stimulating to the mind, allowing one to <a href="/strains/lists/effect/focused">fixate </a>their attention strongly on whatever task is at hand. <a href="/strains/lists/effect/uplifted">Uplifting</a> qualities make Critical Jack a popular daytime remedy for <a href="/strains/lists/symptom/depression">depression</a>, <a href="/strains/lists/symptom/lack-of-appetite">appetite loss</a>, and <a href="/strains/lists/symptom/headaches">headaches</a>. Critical Jack&rsquo;s harvest falls between late September and early October outdoors, while indoor gardens will finish around day 60 of flowering.

Critical Jack

This pure <a href="/strains/lists/category/sativa">sativa</a> originates from the South African port city of Durban. It has gained popularity&nbsp;worldwide for its <a href="/strains/lists/flavor/sweet">sweet</a> smell and <a href="/strains/lists/effect/energetic">energetic</a>, <a href="/strains/lists/effect/uplifted">uplifting</a> effects. <a href="/strains/durban-poison">Durban Poison</a> is the perfect strain to help you stay productive through a busy day, when exploring the outdoors, or to lend a spark of <a href="/strains/lists/effect/creative">creativity</a>.&nbsp;Growers and concentrate enthusiasts will both enjoy the over-sized resin glands which make this strain a quality choice for concentrate extraction. The buds are round and chunky, and leave a thick coating of <a href="/news/cannabis-101/cannabis-anatomy-the-parts-of-the-plant" style="line-height: 1.6em;">trichomes</a> on almost all areas of the plant.

Durban Poison

Raspberry Cough is a 70% <a href="/strains/lists/category/sativa">sativa</a> strain bred by Nirvana Seeds. A cross between a Cambodian <a href="/news/cannabis-101/the-cannabis-origin-what-is-a-landrace-strain">landrace</a> and <a href="/strains/ice">ICE</a>, Raspberry Cough exhibits clear-headed uplifting effects good for productivity.

Raspberry Cough

A popular strain for sativa-lovers, Allen Wrench presents the best qualities of its parents, <a href="/strains/trainwreck">Trainwreck</a> and <a href="/strains/nyc-diesel">NYC&nbsp;Diesel</a> with crisp flavors of sour fruit. Its aroma has been characterized as sour&nbsp;and flowery, leaving a lingering scent of fruit.&nbsp;Allen Wrench is known to provide users with a long-lasting cerebral high and fill an entire room with its strong essence. The buds have a dark-green color and dark foliage with orange pistils growing out. Allen Wrench also has a&nbsp;10-11 week&nbsp;flowering time and medium to medium-high THC content.

Allen Wrench

Don&rsquo;t let the name fool you: this is pure cannabis. Few strains compare to Green Crack&rsquo;s sharp energy and focus as it induces an invigorating mental buzz that keeps you going throughout the day. With a tangy, fruity flavor redolent of mango, Green Crack is a great daytime strain that may help consumers fight fatigue, stress, and depression. Because its name perpetuates a negative image of cannabis, some people have taken to calling this strain Cush (with a &lsquo;C&rsquo;) or Green Cush instead.

Green Crack

DelaHaze by Paradise Seeds is a 70% sativa strain bred from <a href="/strains/mango-haze">Mango Haze</a> and California <a href="/strains/lemon-skunk">Lemon Skunk</a> genetics. To the delight of commercial growers, DelaHaze has the energetic effect profile of a <a href="/strains/haze">Haze</a> sativa while still offering sizeable yields and a moderate flowering time. Mango and citrus notes express themselves loudly and bring a sweet overtone to the strain&#39;s earthy, spicy aroma. Staying true to its Haze genetics, this sativa delivers uplifting cerebral energy that fuels creativity, focus, and happiness, and then tapers into calm relaxation in time.

Focused