Girl Scout Cookies
Cannabis seeds
by Barney's Farm
Girl Scout Cookies Cannabis Seeds by Barney's Farm
Girl Scout Cookies is an indica-dominant cannabis seed variety from Barney's Farm that delivers up to 28% THC and yields of up to 1500g per plant outdoors. A cross of OG Kush and Durban Poison, this 70/30 indica-sativa split has earned its reputation through sheer potency and a flavour profile that genuinely lives up to the hype. If you've been growing for a while and want a strain that rewards good technique with massive harvests, this is where your next run starts.
Choose Your Pack Size
| Pack | Seeds | SKU |
|---|---|---|
| 3-pack | 3 feminised seeds | CSBF0204 |
| 5-pack | 5 feminised seeds | CSBF0205 |
The 3-pack is solid if you want to run a single pheno hunt or fill a small tent. We'd grab the 5-pack though — with genetics this good, you'll want spares for a second round or to gift one to a mate.
Girl Scout Cookies Genetics: OG Kush Meets Durban Poison
The genetic backbone of Girl Scout Cookies is a cross between OG Kush and Durban Poison — two legendary cultivars that bring very different strengths to the table. OG Kush contributes the dense bud structure, resin production, and that deep earthy funk. Durban Poison, a pure South African sativa landrace, adds vigour, a touch of cerebral brightness, and helps push the THC content to its ceiling of 28%.
The result is a 70% indica, 30% sativa hybrid that leans heavily into physical relaxation while keeping a spark of uplift at the front end. Barney's Farm have stabilised these genetics well — you get consistent phenotypes with minimal variation between seeds, which matters when you're planning a canopy.
Growing Girl Scout Cookies: Yield, Height, and Flowering Time
Girl Scout Cookies from Barney's Farm produces genuinely impressive harvests for an indica-dominant plant. Indoors, expect 600-650g/m2 under optimised lighting. Outdoors in a good climate, individual plants can reach up to 1500g — that's not a typo. Flowering time sits at 60-65 days, which keeps your turnaround tight.
| Specification | Detail |
|---|---|
| Seed Bank | Barney's Farm |
| Genetics | OG Kush x Durban Poison |
| Type | 70% Indica / 30% Sativa |
| THC Content | Up to 28% |
| Flowering Time | 60-65 days |
| Indoor Height | 100-120cm |
| Outdoor Height | Up to 200cm |
| Indoor Yield | 600-650g/m2 |
| Outdoor Yield | Up to 1500g/plant |
| Suitable Environments | Indoor / Outdoor / Various setups |
Indoor plants stay manageable at 100-120cm, which means you won't need to fight them in a standard 180cm tent. Outdoors, they stretch to around 200cm — tall enough to fill out but not so tall that you're building scaffolding. The plant responds well to training techniques like LST and SCROG, and the indica-dominant structure means sturdy lateral branching that holds up heavy colas without snapping.
One honest note: with THC levels this high and buds this dense, you need to stay on top of humidity during late flowering. Dense indica colas and high moisture are a recipe for bud rot. Keep your airflow strong and your RH below 50% in the final two weeks. We've seen growers lose beautiful harvests by getting lazy with ventilation in week eight.
Aroma and Flavour: Chocolate, Mint, Cherry, and Skunk
When you grind fresh Girl Scout Cookies flower, the room fills with a bakery-sweet scent that's unmistakable. The primary notes are chocolate and mint — think a box of after-dinner mints left open on a warm evening. Underneath that, there's a distinct cherry sweetness and a skunky undertone that reminds you this is still proper cannabis, not a dessert shop.
The flavour translates faithfully from nose to palate. On the inhale, you get that sweet, almost confectionery quality. The exhale brings the earthier, skunky side forward. It's a complex terpene profile that makes Girl Scout Cookies one of the best strains for edibles — the natural sweetness of the flower complements baked goods without that harsh "green" taste you get from less flavourful varieties.
Compared to something like Amnesia Haze, which is all citrus and haze, Girl Scout Cookies sits at the opposite end of the flavour spectrum — rich, dark, and dessert-like. If you've been growing mostly sativa-leaning strains and want something that smells completely different in the cure jar, this is a solid pick.
Effects: Deep Relaxation With Up to 28% THC
Girl Scout Cookies delivers deeply relaxing, body-focused effects that make it a superb evening strain. The initial onset carries a brief wave of uplift and mood elevation — that 30% sativa showing itself — before the indica side settles in and anchors you to whatever surface you're sitting on. At up to 28% THC, this is not a casual smoke for newcomers.
According to safety guidance from multiple cannabis information sources, due to its high THC content, new users should follow the "start low, go slow" approach — consuming no more than 0.1g of flower initially and waiting to assess effects before having more. This is a strain that commands respect.
Traditionally, Girl Scout Cookies has been associated with relaxation and appetite stimulation. The deeply calming body effects and the tendency to raid the fridge afterwards are well-documented across the cannabis community. It's the kind of strain you pair with a film, a takeaway order already placed, and absolutely no plans to leave the sofa.
Why Girl Scout Cookies Seeds Deserve a Spot in Your Grow
We've carried Barney's Farm genetics for years, and Girl Scout Cookies remains one of their standout offerings for good reason. The combination of manageable indoor height (100-120cm), a quick 60-65 day flowering period, and yields that can hit 650g/m2 indoors makes this a grower's strain as much as a smoker's strain. You're not babysitting a finicky plant for months — you're running a productive, predictable grow with a genuinely elite end product.
The one thing to watch: these seeds produce plants that drink heavily during flowering. The dense bud production and high resin output mean nutrient and water demands ramp up significantly from week four onwards. If you're running a smaller reservoir in hydro, check levels daily. In soil, don't let the medium dry out completely between waterings during peak bloom. Underfed Girl Scout Cookies plants will show it in reduced trichome coverage, and that's exactly what you don't want with a strain capable of 28% THC.
For the price of a 5-pack, you're getting genetics that have won multiple Cannabis Cup awards and produce flower that would cost a fortune at any Amsterdam coffeeshop. Growing your own is always more satisfying — and with Girl Scout Cookies, the gap between home-grown and top-shelf dispensary product is essentially zero if you dial in your environment.
Complete your Girl Scout Cookies grow with a proper setup. Pair these seeds with a propagation kit to maximise germination rates, and grab a carbon filter — once these plants hit mid-flower, the sweet skunky aroma will fill your entire house without one. A digital pH meter is also worth having on hand, as consistent pH keeps those dense colas developing evenly through the 60-65 day flowering window.
How to Grow Girl Scout Cookies Seeds
- Germinate your Girl Scout Cookies seeds using the paper towel method or directly in a propagation plug. Keep temperatures at 22-25°C and maintain moisture without waterlogging. Taproots typically emerge within 24-72 hours.
- Transplant seedlings into their growing medium once the taproot is 1-2cm long. Whether you're using soil, coco, or hydro, ensure the pH is dialled in — 6.0-6.5 for soil, 5.5-6.0 for hydro and coco.
- Veg for 3-4 weeks indoors. These plants respond well to low-stress training during veg — bending and tying branches to create an even canopy will pay off massively during flower, given the 600-650g/m2 yield potential.
- Flip to 12/12 light cycle to trigger flowering. Girl Scout Cookies flowers for 60-65 days. Increase phosphorus and potassium in your feed schedule from week two of flower onwards.
- Monitor humidity closely from week five. Keep RH at 45-50% maximum. The dense indica bud structure holds moisture, so strong airflow through the canopy is critical to prevent mould.
- Flush for the final 7-10 days with plain pH-adjusted water. This cleans out residual nutrients and lets the chocolate, mint, and cherry terpene profile shine through in the cured flower.
- Harvest when 70-80% of trichomes are milky with a few turning amber. Dry in a dark room at 18-20°C and 55-60% RH for 7-10 days, then cure in glass jars for at least two weeks. The flavour improves dramatically with a proper cure.
Frequently Asked Questions
How long does Girl Scout Cookies take to flower?
Girl Scout Cookies from Barney's Farm flowers in 60-65 days from the flip to 12/12. That's a quick turnaround for a strain producing up to 28% THC and yields of 600-650g/m2 indoors.
What yield can I expect from Girl Scout Cookies indoors?
Indoor growers can expect 600-650g/m2 under optimised conditions. Outdoors, individual plants can produce up to 1500g in the right climate. Training techniques like SCROG help maximise the indoor number.
Is Girl Scout Cookies suitable for beginner growers?
It's manageable for growers with at least one run under their belt. The plants stay at 100-120cm indoors and aren't fussy about setup. The main challenge is humidity control during late flower — those dense colas need good airflow to avoid mould.
What does Girl Scout Cookies smell and taste like?
Expect chocolate, mint, and cherry with a skunky undertone. The aroma is bakery-sweet when ground, and the flavour carries through faithfully when smoked or used in edibles. It's one of the most distinctive terpene profiles in the cannabis world.
What is the THC content of Barney's Farm Girl Scout Cookies?
Up to 28% THC. That puts it firmly in the heavy-hitter category. New users should start with a very small amount — 0.1g or less — and wait before consuming more. This strain commands respect.
Can I grow Girl Scout Cookies outdoors?
Yes. Outdoor plants can reach 200cm and yield up to 1500g per plant in optimal conditions. They need a warm climate with a long enough season to complete the 60-65 day flowering period before autumn moisture sets in.
What genetics are in Girl Scout Cookies?
Barney's Farm Girl Scout Cookies is a cross of OG Kush and Durban Poison. The result is a 70% indica, 30% sativa hybrid that combines OG Kush's resin production with Durban Poison's vigour and THC ceiling.
Last updated: April 2026
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Medical disclaimer. This content is for informational purposes only and does not constitute medical advice. Consult a qualified healthcare provider before use of any substance.