Strains UK

Girl Scout Cookies (Althea™ T18)




Girl Scout Cookies (Althea™ T18)


Medical cannabis is legal in the UK. Releaf, our trusted partner, offers consultations and delivery of medical cannabis directly to your door.

Girl Scout Cookies (Althea™ T18) terpenes

Country of Origin
Dominant terpene:


Other terpenes:



A modern legend – Girl Scout Cookies is one of the most widely recognised cultivars to emerge from the US or indeed any nation, marking it as one of the most popular strains of all time. Spawning other popular strains such as Platinum Cookies and Thin Mint Cookies, the genetics of Girl Scout Cookies will certainly stand the test of time. This strain is prescribed in the UK as Althea T18.

Girl Scout Cookies (Althea™ T18) strain flavours

Girl Scout Cookies (Althea™ T18) may help with the following conditions*

Girl Scout Cookies (Althea™ T18) strain possible side effects**

Strain Breakdown


Girl Scout Cookies (GSC) displays a visually striking appearance. Its buds feature a mix of purple and green hues, demonstrating the natural diversity of the plant. Bright orange strands add to the visual appeal, interspersed through the buds. The purple leaves are not only attractive but also indicate the strain’s careful breeding and genetic quality. This distinctive appearance also serves as an indicator of GSC’s strength and quality.


GSC emits a complex array of aromas. Initially, it presents a sweet, earthy smell that becomes richer upon closer examination. The fragrance is reminiscent of opening a jar of assorted, aromatic spices, with each layer of scent unfolding smoothly. The aroma is noticeable but welcoming, setting the tone for the strain’s multifaceted flavours.


GSC offers a rich tapestry of flavours, including mint, sweet cherry, and lemon. These tastes combine to create a dessert-like sensation, akin to enjoying a high-quality sweet treat. The mint provides a refreshing element, while the cherry and lemon contribute sweetness and a hint of tang, offering a diverse flavour experience with each use.


The effects of GSC are primarily uplifting and energizing, leading to a state of happiness and creativity. Users often experience a sense of joy, hunger, and relief from stress, making it a good choice for relaxation and stimulation. The impact is durable and varied, offering both excitement and contemplation. It is particularly effective for treating conditions such as chronic pain, nausea, and loss of appetite, due to its high THC content.


Growing Girl Scout Cookies effectively involves a hydroponic setup, ideally using a Deep Water Culture system. The optimal temperature range is 68-71 °F with relative humidity around 65%, reducing to 45% during the flowering stage. Proper lighting is essential, with a 310W LED recommended for a 3’x4’ growing area. Attention to nutrients, particularly phosphorus and potassium during flowering, is key. Techniques like Low Stress Training can enhance growth. The flowering period is typically 8 weeks, with potential yields of up to 9.5 oz per plant.


The terpene profile of GSC is dominated by Caryophyllene, which adds a spicy, peppery note. It is complemented by Myrcene, with its herbal qualities, and Limonene, contributing a citrus flavour. These terpenes combine to create a rich and layered aroma and flavour, contributing to GSC’s unique sensory experience.

Medical Properties

GSC is well-regarded in the medical cannabis community for its strong therapeutic effects. It is frequently used for pain, inflammation, and muscle tension relief, thanks to its sedative properties. It’s also popular for stress relief and treating insomnia, providing deep relaxation and sleep readiness. Thus, GSC is a versatile strain for various medical purposes.


Girl Scout Cookies is a prominent strain in the cannabis world, known for its captivating appearance, rich scent, and complex flavour. Its potent effects and medical benefits match its sensory appeal. Whether used for recreation or medical purposes, GSC offers a memorable and effective experience. Its popularity and recognition, including Cannabis Cup accolades, are well-earned, making it a top choice for both enthusiasts and newcomers to cannabis.

Medical Cannabis is legal on prescription in the UK. Releaf offers specialist appointments with doctors who understand cannabis Learn More

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*Statements made on this website have not been evaluated by the UK Medicines and Healthcare Products Regulatory Agency (MHRA). These products are not intended to diagnose, treat, cure, or prevent any disease. Information provided by this website or this company is not a substitute for individual medical advice.


**Consumers have reported these possible side effects. However it is important to note that cannabis affects everybody differently, and a majority of consumers report not experiencing side effects when consuming cannabis.