Fat Bastard Feminised Seeds
From Original price was: $80.00.$75.00Current price is: $75.00.
🍔 Fat Bastard seeds. If most strains are happy being impressive, Fat Bastard prefers being excessive. Built on a foundation of OG Kush, Chemdawg 4, and G13 genetics, this resin-soaked powerhouse is known for enormous harvests, outrageous potency, and the sort of larger-than-life reputation that only a strain called Fat Bastard could carry.
Every order ships with bonus seeds. One free seed per five purchased — added automatically, no catch. Contact us for bulk order pricing.
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Every batch is tested for quality and backed by our germination guarantee.
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4.9⭐ ProductReview Rating
Independent Australian review platform. Read verified customer experiences.
Fat Bastard Feminised Seeds
From Original price was: $80.00.$75.00Current price is: $75.00.
🍔 Fat Bastard seeds. If most strains are happy being impressive, Fat Bastard prefers being excessive. Built on a foundation of OG Kush, Chemdawg 4, and G13 genetics, this resin-soaked powerhouse is known for enormous harvests, outrageous potency, and the sort of larger-than-life reputation that only a strain called Fat Bastard could carry.
Every order ships with bonus seeds. One free seed per five purchased — added automatically, no catch. Contact us for bulk order pricing.
Germination Guarantee
Every batch is tested for quality and backed by our germination guarantee.
Fast, Local Shipping
Tracked Australia Post. Express or Standard. Plain, discreet packaging.
4.9⭐ ProductReview Rating
Independent Australian review platform. Read verified customer experiences.
💪 Fat Bastard Seeds: A True 50/50 at the Top of the THC Range
Fat Bastard is a Blimburn original built around one goal: maximum resin and potency from genetics with genuine depth, and it backs the name up at harvest.
It is not subtle in any direction: not in name, not in potency, and not in the way it fills a tent with skunky-sweet aroma from week three of flower. What it is, is consistent, and it sits among the strongest options in our high-THC range. The standout trait is the balance: most strains at this potency ceiling lean hard indica and hit in one direction, while Fat Bastard opens with a clear, euphoric cerebral rush that runs alongside the body weight rather than disappearing under it. For the full genetics, the terpene science behind the potency, and why Australia's dry climate suits it, see Jason's Fat Bastard strain review.
The genetics in brief, four heavy strains two generations deep:
- Goldmember (OG Kush × Gold Leaf): the indica-leaning side, contributing the body weight, the fuel-and-earth aroma, and the resin and yield from the Gold Leaf line
- Monkey Spunk (Gorilla Glue #4 × Lilac Diesel): the source of the potency ceiling and the cerebral onset, with Lilac Diesel adding the floral and berry terpene complexity that lifts the flavour out of straight Kush territory
Crossed together, the result is a true 50/50 balanced hybrid running 30 to 38% THC on Blimburn's lab figures, with dense, long, resin-coated flowers that build trichomes early in bloom.
Why growers choose Fat Bastard:
- An extreme potency ceiling: 30 to 38% on the breeder's figures, among the highest in the catalogue, though most home grows realistically land in the 24 to 30% range, which is still exceptional
- A genuine 50/50 balance: the cerebral side runs through the whole experience rather than vanishing early, which is rare at this strength
- Heavy yields: 400 to 600 g/m² indoors and 700 to 900 g/plant outdoors, strong numbers for the potency level
- Exceptional resin: the trichome density makes it one of the better concentrate strains in the range, for hash, rosin, and dry sift
- A forgiving growth habit: vigorous and resilient, it handles minor mistakes better than most high-potency genetics
- Australian compatibility: Blimburn's dry-climate breeding intentions suit warm, dry Australian regions well, with a mid-April finish
Fat Bastard Lineage
🌿 Fat Bastard Effects and Experience
Fat Bastard is a balanced hybrid that genuinely behaves like one, with the cerebral side sustained alongside the body weight rather than fading out early.
Onset (5 minutes or less): Fast. A sharp cerebral rush, with mood lifting quickly and mental clarity sharpening. The Monkey Spunk side does the early work.
Peak (20–45 minutes): The euphoric head effect levels out as the Goldmember body weight builds. Tension releases and physical relaxation deepens. At this potency the effect is substantial, but the cerebral component keeps running rather than cutting off, which is what sets it apart from most heavy hitters at the top of the THC range.
Duration: 2 to 3 hours. The hybrid balance means the effect shifts rather than drops, from cerebral clarity into body relaxation into calm. Higher doses compress that arc and push firmly toward sedation.
Potency note: 30 to 38% on Blimburn's figures makes this one of the strongest strains available, and most home grows still land in the 24 to 30% range. Treat it accordingly. One or two draws is a sensible start if you are not used to this range, and a full joint will be too much for most people who are not regular, experienced users.
Common uses (anecdotal): End-of-day decompression and evening relaxation, with a creative or social window in the early phase at moderate doses that most strains this strong skip entirely. Higher doses push firmly toward the couch.
Flavour: Sweet fruit and skunk dominate the nose. The smoke carries a fuel-like sweetness up front, sharp skunk through the middle, and earthy pine on the finish, more layered than the name suggests and smooth for the potency level.
🍋 Terpene Profile
The aroma builds from early flower: sweet and fruity at first, then skunk and diesel pushing through as the buds develop, with subtle citrus brightness on top. The three terpenes doing the work:
- Caryophyllene (dominant): the spicy, peppery note, and the one terpene that binds directly to CB2 receptors, giving the body effect a distinct character
- Myrcene: the earthy, musky base that drives the body relaxation and helps THC cross the blood-brain barrier, part of why the high feels as strong as the numbers suggest
- Humulene: a woody, hoppy note that adds dryness and balances the sweeter top notes
Jason covers the full terpene science behind the high in the Fat Bastard strain review, and our cannabis terpenes guide explains how these compounds shape flavour and effect.
🌱 Growing Fat Bastard Seeds in Australia
(Strictly for ACT residents with a licence or those overseas where cultivation is legal.)
Experience level: Moderate, and forgiving with it. Blimburn describe it as resistant to small mistakes, and the genetics back that up. The two real management points are late-flower humidity and getting a training setup in place to realise the yield. Growers with a couple of runs behind them will be comfortable. For the early weeks, our cannabis seedling care guide covers the setup that gets a plant established well.
Structure: Medium height with a compact, robust frame and strong lateral branching. This is not a tall, stretchy plant, it is dense and sturdy, so it carries heavy bud weight well without aggressive staking. The genuine 50/50 genetics give it more branching than a pure indica and tighter internodal spacing than a pure sativa, producing an even canopy that suits most training approaches.
Training: Responds well to both LST and SCROG, and Blimburn specifically recommend SCROG to maximise yield. The branching fills a net efficiently, and the lower bud sites develop well when given light. Top at the 4th to 5th node and allow recovery before the flip for good canopy spread. The plant is forgiving enough that minor training stress does not set it back.
Feeding: A moderate feeder, vigorous enough to handle consistent nutrition without being demanding. Run a nitrogen-forward feed through veg and transition to a phosphorus-heavy schedule at the flip. The robust genetics recover from minor feeding errors more readily than finicky high-potency strains, but that is not a licence to push hard early.
Common issues: The dense bud structure makes late-flower humidity management non-negotiable. Keep airflow strong and humidity under 45% once buds are developing, since the compact, resin-heavy flowers trap moisture. Pests are the other watch point, as spider mites and aphids can establish quickly on vigorous growth, so build regular inspections into the routine from week three of veg.
🏠 Indoor Growing
- Flowering time: 8–10 weeks from the 12/12 flip (56–70 days)
- Yield: 400–600 g/m² under good conditions (600W+ LED or HPS equivalent) with proper training
- Training: SCROG or LST from week 3 of veg. The branching fills a net well, so do not skip this if yield is the priority
- Humidity: 50–60% in veg, dropping to 40–45% at the flip, and under 40% in the final two weeks
- Late flower: increase airflow from week 6 and ease nitrogen back. The fruity-skunk aroma builds significantly in the last two weeks, so carbon filtration is essential
- Harvest indicator: read trichomes on the buds, not the sugar leaves, and expect heavy scissor hash at trim. Our amber trichomes guide covers reading them
🌿 Outdoor Growing (Australia)
- Harvest window: mid-April (the Southern Hemisphere equivalent of a Northern Hemisphere mid-October finish)
- Yield: 700–900 g/plant under good conditions, with a full veg season and in-ground or large-container planting pushing toward the upper end
- Timing: plant late October to early November for maximum veg time. Flowering initiates as daylight drops below 14 hours, around late January or early February
- Climate suitability: Blimburn bred this with dry climates in mind, so warm, dry regions suit it best (Queensland, Northern NSW, inland NSW, WA, SA). Low humidity brings out the terpene profile. Our Australian climate strain guide breaks this down by region
- Site selection: full sun, 8+ hours minimum. The compact frame handles bud weight well, though staking main colas in late flower is worth doing in exposed positions
- Humidity: coastal growers in NSW and Queensland should manage airflow and canopy density in the final 4 to 6 weeks, since the dense buds are the main mould risk
📅 Fat Bastard Week-by-Week Grow Log
| Phase / Week | What's Happening | Key Actions | Watch Out For |
|---|---|---|---|
| Veg weeks 1–3 Seedling / early veg |
Roots establish, first true leaves, vigorous and even growth begins. Branching shows early | Start at 1/2 strength, building to full by week 3. 18/6 light. Top at the 4th to 5th node once established | Forgiving, but do not overfeed early. Begin pest inspections now, since vigorous growth attracts mites and aphids |
| Veg weeks 4–6 Mid-late veg / SCROG fill |
Strong, even branching develops. Canopy fills under the net with training | EC 1.4–1.8, nitrogen-forward. SCROG or LST to spread the canopy. Allow recovery after topping before the flip | Get the training in now. The even canopy is what turns the branching into yield |
| Flower weeks 1–3 Stretch / early flower |
Moderate stretch (compact plant). Pre-flowers form, resin starts building early. Aroma turns sweet and fruity | Transition to a phosphorus-forward feed. Drop RH to 40–45%. Weave new growth through the net | Set the airflow up properly now. The dense buds forming will need it through flower |
| Flower weeks 4–6 Mid flower / bud development |
Buds stack long and dense. Resin coverage climbs fast. Skunk and diesel push through the sweetness | Peak feed. Carbon filter essential as the aroma turns loud. Hold RH under 45% | Humidity in the dense colas. Check the tightest bud sites for early mould from week 6 |
| Flower weeks 7–10 Late flower / ripening |
Colas firm up, trichome density peaks, the fruity-skunk profile deepens in the final fortnight | Ease nitrogen back. Increase airflow. Check trichomes from week 7. Begin the flush when 50–60% cloudy | Some phenotypes finish at 8 weeks, others push to 10. Read trichomes rather than the calendar |
| Flush & harvest Final 7–14 days |
Final ripening, fan leaves yellowing, dense resin-heavy colas at peak | Plain pH-adjusted water only. Harvest at 70–80% cloudy with 20–30% amber. Slow dry at 15–18 °C, 55–60% RH for 10–14 days | Sugar leaf trichomes mature earlier than bud trichomes. Check the buds for timing |
| Post-harvest Cure |
The fuel-sweet, skunky complexity sharpens in the jar | Jar at 60–65% RH. Burp daily for two weeks. 4 weeks minimum, longer is better. Our drying and curing guide covers the process | A rushed or hot dry strips the layered terpenes that make the strain worth growing |
🧠 Jason's Tip: Growing Fat Bastard
The name is not marketing, it is a grow note. This plant wants to put on weight, and your job is to let it. Get the canopy open early with LST or a SCROG net, give the lower bud sites light, and do not crowd the tent. The branching structure rewards the work, and this is where the yield actually comes from.
The resin production is genuinely impressive by mid-flower, which is also the warning. Keep humidity under control from week five onward, because dense, trichome-heavy buds and moisture are a combination that goes wrong fast. Strong oscillating fans and a good extraction setup are not optional on this one.
On potency, the 30%+ figures are real at the upper end under optimal conditions, but what comes out of your grow depends on environment, feed, and the phenotype you pull. Most home runs land in the mid-to-high twenties, which is still a serious smoke. Treat it as a very high-potency strain regardless of where your run lands, because it earns that caution.
⚖️ Fat Bastard vs Auto Fat Bastard: Which Format Suits You
| Element | Fat Bastard Photo (this page) |
Auto Fat Bastard |
|---|---|---|
| Genetics | Goldmember × Monkey Spunk | Goldmember × Monkey Spunk × Ruderalis |
| Timeline | 8–10 weeks flower plus veg | Fixed autoflower timeline, seed to harvest |
| Light schedule | 18/6 veg, 12/12 flower (flip required) | Any schedule, flowers automatically |
| THC | 30–38% breeder figure (24–30% typical) | High-THC, similar character |
| Indoor yield | 400–600 g/m² | Lighter, in line with an autoflower |
| Height | Medium, compact and robust | Compact |
| Training | SCROG, LST, topping all valid | LST only, no topping |
| Best for | Maximum yield and control, SCROG growers, full-season warm-climate outdoor | A fixed timeline with no flip, smaller or perpetual indoor setups, season independence |
For full auto specifications, see the Auto Fat Bastard product page.
🎯 Is Fat Bastard Feminised Right for Your Grow?
✅ Fat Bastard Feminised is the right choice if:
- You want one of the highest potency ceilings in the catalogue with strong yields to match
- You want a genuine 50/50 effect, with a cerebral side that lasts rather than a one-note body high
- You run SCROG or LST and want to turn the branching into a heavy, even canopy
- You are a concentrate maker, since the trichome density is exceptional for hash, rosin, and dry sift
- You are growing outdoors in a warm, dry region (QLD, NSW, WA, SA) with a full season
- You want a vigorous, forgiving plant that tolerates a few mistakes
❌ Consider the alternatives if:
- You want a fixed timeline and a compact plant with no flip. The Auto Fat Bastard suits one-room and perpetual setups
- You are sensitive to very high THC, since this sits at the top of the range
- You cannot manage late-flower humidity and airflow, since the dense buds are mould-prone
- You are growing in a cool, humid southern climate without cover, which works against a dry-climate strain
- You want a pure daytime, functional high rather than a strain that settles into the evening
Still comparing options? Our full strain lineup guide covers how it compares to the rest of the range, or browse the feminised photoperiod range and the complete cannabis seeds catalogue.
🌟 Fat Bastard Customer Experiences
Paraphrased from verified customer reviews and grower communications.
⭐⭐⭐⭐⭐ "Very easy grow, filled the SCROG net faster than expected. Dense, resin-heavy buds right through. Pulled about 550 g/m² on the first run with nothing clever, just LST and a good feed schedule. Will run it again.", Verified customer (paraphrased)
⭐⭐⭐⭐⭐ "The smell changes as it develops, fruity and sweet early, then the skunk kicks in around week 5 and gets loud fast. A carbon filter is absolutely essential. The taste is rich, fuel-sweet with earthy depth. Not a one-note strain at all.", Verified customer (paraphrased)
⭐⭐⭐⭐⭐ "Hits fast, with a cerebral rush first and then a full body relaxation that settles in. Strong but not disorienting. It packs a punch without being chaotic about it.", Verified customer (paraphrased)
❓ Frequently Asked Questions: Fat Bastard Seeds
What is Fat Bastard cannabis?
Fat Bastard is a true 50/50 hybrid bred by Blimburn Seeds, crossing Goldmember (OG Kush × Gold Leaf) with Monkey Spunk (Gorilla Glue #4 × Lilac Diesel). It is built around maximum potency and heavy resin, with a layered terpene profile of sweet fruit, skunk, diesel, and earthy pine. THC runs 30 to 38% on Blimburn's figures. For the full genetics and terpene story, see Jason's Fat Bastard strain review.
Who bred Fat Bastard?
Blimburn Seeds, a well-established breeder with a large feminised catalogue and a serious breeding programme behind their dry-climate genetics. Fat Bastard was developed through careful selection of the Goldmember and Monkey Spunk parents, specifically targeting a pronounced terpene profile alongside extreme potency.
What are the parent strains?
Goldmember (OG Kush × Gold Leaf) and Monkey Spunk (Gorilla Glue #4 × Lilac Diesel). That puts OG Kush, GG#4, and Gold Leaf two generations back in the cross, all benchmark genetics in their own right. The Goldmember side brings the body weight and aroma, while the Monkey Spunk side brings the potency ceiling and the floral-berry terpene complexity.
Is the 30–38% THC figure accurate?
The 30 to 38% range is Blimburn's lab figure, and it is documented and consistent rather than marketing inflation. That said, the 38% ceiling is what is possible under ideal conditions and full genetic expression, not what is typical. Most home grows land in the 24 to 30% range, which is still extraordinary. By any measure, treat this as an extremely potent strain.
How long does flowering take?
8 to 10 weeks from the 12/12 flip (56 to 70 days). Some phenotypes finish nearer 8 weeks and others push to 10, so read trichomes rather than the calendar. Total time from seed depends on veg, and most indoor growers run 4 to 6 weeks before flipping.
How difficult is it to grow?
Moderate to easy. Blimburn describe it as forgiving of small mistakes, and the genetics back that up. The main management points are late-flower humidity control and a SCROG or LST setup to realise the yield. Growers with a couple of runs behind them will be comfortable.
Can I grow Fat Bastard indoors in Australia?
Yes, it suits indoor growing well. The compact, robust structure keeps height manageable, and the vigorous branching responds well to SCROG. Keep humidity under 45% once flowering is established, with strong airflow at canopy level, and expect significant resin buildup on trim equipment at harvest.
What about outdoor growing in Australia?
It suits warm, dry outdoor climates, which is exactly what Blimburn bred it for. Queensland, Northern NSW, inland NSW, WA, and SA growers get reliable results. Plant late October or early November and harvest mid-April. The 700 to 900 g/plant potential needs a full veg season and good sun, so plant in-ground or in a large container for the best result.
What yields can I expect?
Indoor: 400 to 600 g/m² with good lighting and proper training, where SCROG or LST makes a real difference. Outdoor: 700 to 900 g/plant under good conditions, with a full veg season and in-ground or large-container planting pushing toward the upper end.
Is it good for hash or concentrates?
Yes, one of the better choices in the catalogue. The trichome density is exceptional even by 30%+ standards, and the layered terpene profile (fruit, skunk, diesel, pine) carries character into the final product. It works well for bubble hash, dry sift, and rosin, with significant scissor hash at trim.
What does it smell and taste like?
Sweet fruit and skunk dominate from mid-flower, with diesel and earthy pine underneath. The aroma gets loud by late flower, so indoor growers need solid carbon filtration. The flavour is rich and layered: fuel-sweet up front, skunky through the middle, earthy pine on the finish. More on how terpenes shape it in our cannabis terpenes guide.
How does it compare to the auto version?
The Auto Fat Bastard adds ruderalis to the same Goldmember and Monkey Spunk genetics, so it flowers automatically on a fixed timeline regardless of light schedule and stays compact, at the cost of some yield. For maximum yield and control the photoperiod is the definitive version, while the auto suits season independence, smaller spaces, and perpetual indoor cycles.
What are the ideal growing conditions?
Temperature 20–26 °C in veg, 18–24 °C in flower. Humidity 50–60% in veg, 40–45% in flower, and under 40% in the final two weeks. Light 18/6 in veg, 12/12 to trigger flowering. SCROG or LST is recommended to maximise yield, and strong extraction plus oscillating fans are essential from mid-flower, given the bud density.
Any common problems to watch for?
Late-flower humidity is the main risk, since dense, resin-heavy buds and moisture above 45% invite mould. Keep airflow strong and do not overcrowd. Pests are the other watch point, as the plant is resilient but spider mites and aphids establish quickly on vigorous growth, so build regular canopy inspections into the routine from week three of veg.
46 reviews for Fat Bastard Feminised Seeds
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38% THC sounds like a great challenge many people would love to try, including me. 🤔👍👍😃
Thanks J&J 😁
I wouldnt get my seeds anywhere else
Thanks again guys👍👌
Great genetics and growth!