Here we’ve gathered the best indoor cannabis seeds that were created specifically for cultivation in grow rooms under artificial light. When picking a strain to add to your indoor grow, you’ll be spoiled with choice with our wide range of high-quality strains on offer. This collection of indoor cannabis seeds is perfect for those looking to expand their indoor garden into a jungle full of resilient, tasty cannabis with THC levels of up to 30% and beyond.  

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Sort by: Cheap first High THC first Name (A - Z) Popular first New Top Our Choice Hot Climate Cool & Short Summer Tropical & Humid Climate Windy & Coastal Mix Pack
Northern Lights 10 of 10 Feminized Seeds (Seedkeepers) Seedkeepers
1-yr Guarantee New Extra Seeds
Northern Lights 10 of 10 (Seedkeepers)
4.7 (13)
30 - 35% THC
  • Feminized
  • Photoperiod
1-yr Guarantee New Extra Seeds
Pack (number of seeds)
$21.36 $52.9 85.42 Save 32.52 $79.93 149.49 Save 69.56 $165.55 298.98 Save 133.43
Keepers OG Autoflower Feminized Seeds (Seedkeepers) Seedkeepers
1-yr Guarantee New Extra Seeds
Keepers OG Autoflower (Seedkeepers)
4.9 (10)
28 - 33% THC
  • Feminized
  • Autoflowering
1-yr Guarantee New Extra Seeds
Pack (number of seeds)
$18.81 $60.15 75.26 Save 15.11 $93.26 131.7 Save 38.44 $160.65 263.39 Save 102.74
Apple Betty feminized seeds
1-yr Guarantee Top
Apple Betty (Herbies Seeds)
4.9 (63)
28 - 33% THC
  • Feminized
  • Photoperiod
1-yr Guarantee Top
Pack (number of seeds)
$19.59 $52.9 58.77 Save 5.87 $83.27 97.95 Save 14.68 $127.34 195.91 Save 68.57
Lemon Cherry Gelato Seeds Barney's Farm Seeds
New
Lemon Cherry Gelato (Barney's Farm)
0 (0)
33% THC
  • Feminized
  • Photoperiod
New
Pack (number of seeds)
$26.71 $69.46 80.14 Save 10.68 $99.74 133.57 Save 33.83
Zillions Seeds Barney's Farm Seeds
New
Zillions (Barney's Farm)
0 (0)
32% THC
  • Feminized
  • Photoperiod
New
Pack (number of seeds)
$26.71 $69.46 80.14 Save 10.68 $99.74 133.57 Save 33.83 $172.77 267.15 Save 94.38
Insane OG Seeds Barney's Farm Seeds
New
Insane OG (Barney's Farm)
0 (0)
32% THC
  • Feminized
  • Photoperiod
New
Pack (number of seeds)
$26.71 $69.46 80.14 Save 10.68 $99.74 133.57 Save 33.83
Blackberry Moonrocks Feminized Seeds (AlphaFem Seeds)
1-yr Guarantee Top
Blackberry Moonrocks (AlphaFem Seeds)
4.8 (80)
32% THC
  • Feminized
  • Photoperiod
1-yr Guarantee Top
Pack (number of seeds)
$28.14 $64.12 84.42 Save 20.3 $172.35 281.4 Save 109.05
Super Boof Seeds Barney's Farm Seeds
New
Super Boof (Barney's Farm)
0 (0)
32% THC
  • Feminized
  • Photoperiod
New
Pack (number of seeds)
$24.93 $65.9 74.8 Save 8.9 $94.39 124.67 Save 30.28 $162.07 249.34 Save 87.27
Chemdog Fast Version (EGS)
1-yr Guarantee 1+1=3
Chemdog Fast Version (EGS)
4.9 (29)
31% THC
  • Feminized
  • Photoperiod
1-yr Guarantee 1+1=3
Pack (number of seeds)
$19.59 $48.98 58.77 Save 9.79 $84.05 97.95 Save 13.9 $146.93 195.91 Save 48.98
Bruce Banner Fast Version (EGS)
1-yr Guarantee 1+1=3
Bruce Banner Fast Version (EGS)
5 (28)
31% THC
  • Feminized
  • Photoperiod
1-yr Guarantee 1+1=3
Pack (number of seeds)
$19.59 $48.98 58.77 Save 9.79 $84.05 97.95 Save 13.9 $146.93 195.91 Save 48.98
Oreoz feminized seeds 00 Seeds
New
Oreoz (00 Seeds)
0 (0)
31% THC
  • Feminized
  • Photoperiod
New
Pack (number of seeds)
$29.39 $43.63 48.98 Save 5.35
Heavy Kickers Mix Feminized Seeds (Herbies Seeds)
1-yr Guarantee Mix Pack
Heavy Kickers Mix (Herbies Seeds)
5 (20)
29 - 33% THC
  • Feminized
  • Photoperiod
1-yr Guarantee Mix Pack
Pack (number of seeds)
$226.48
LFG Seeds Barney's Farm Seeds
New
LFG (Barney's Farm)
0 (0)
30 - 32% THC
  • Feminized
  • Photoperiod
Pack (number of seeds)
$26.86 $69.83 80.58 Save 10.75
Super Banana Mango (Super Lemon Haze x GMO) Seeds Green House Seeds
New
Super Banana Mango (Super Lemon Haze x GMO) (Green House Seeds)
0 (0)
30% THC
  • Feminized
  • Photoperiod
New
Pack (number of seeds)
$31.17 $110.42 155.84 Save 45.42
Bruce Banner # Feminized Seeds (AlphaFem Seeds)
1-yr Guarantee Top
Bruce Banner # (AlphaFem Seeds)
4.9 (65)
30% THC
  • Feminized
  • Photoperiod
1-yr Guarantee Top
Pack (number of seeds)
$24.59 $57.9 73.78 Save 15.88 $158.61 245.94 Save 87.33
Glue Sherbert Feminized Seeds (AlphaFem Seeds)
1-yr Guarantee Top Extra Seeds
Glue Sherbert (AlphaFem Seeds)
4.9 (43)
30% THC
  • Feminized
  • Photoperiod
1-yr Guarantee Top Extra Seeds
Pack (number of seeds)
$22.26 $53.43 66.79 Save 13.36 $148.41 222.62 Save 74.21
Totally Alpha OG Feminized Seeds (AlphaFem Seeds)
1-yr Guarantee Top Extra Seeds
Totally Alpha OG (AlphaFem Seeds)
5 (48)
30% THC
  • Feminized
  • Photoperiod
1-yr Guarantee Top Extra Seeds
Pack (number of seeds)
$22.26 $53.43 66.79 Save 13.36 $148.41 222.62 Save 74.21
Alpha 21 Feminized Seeds (AlphaFem Seeds)
1-yr Guarantee Top Extra Seeds
Alpha 21 (AlphaFem Seeds)
4.9 (63)
30% THC
  • Feminized
  • Photoperiod
1-yr Guarantee Top Extra Seeds
Pack (number of seeds)
$27.07 $62.33 81.21 Save 18.88 $168.47 270.71 Save 102.24
Grandmommy Purple Feminized Seeds (Herbies Seeds)
1-yr Guarantee Top Windy & Coastal
Grandmommy Purple (Herbies Seeds)
4.9 (110)
28 - 33% THC
  • Feminized
  • Photoperiod
1-yr Guarantee Top Windy & Coastal
Pack (number of seeds)
$19.59 $52.9 58.77 Save 5.87 $83.27 97.95 Save 14.68 $127.34 195.91 Save 68.57
Runtz Punch Feminized Seeds (Herbies Seeds)
1-yr Guarantee Top
Runtz Punch (Herbies Seeds)
4.9 (59)
29% THC
  • Feminized
  • Photoperiod
1-yr Guarantee Top
Pack (number of seeds)
$23.51 $63.47 70.53 Save 7.06 $99.91 117.55 Save 17.64 $152.81 235.09 Save 82.28
Bay Haze Seeds Delicious Seeds
New
Bay Haze (Delicious Seeds)
0 (0)
29% THC
  • Feminized
  • Photoperiod
Pack (number of seeds)
$21.47 $59.04 64.41 Save 5.37 $93.03 107.34 Save 14.31
White Runtz Seeds Barney's Farm Seeds
New
White Runtz (Barney's Farm)
0 (0)
29% THC
  • Feminized
  • Photoperiod
Pack (number of seeds)
$19.59 $51.65 58.77 Save 7.12 $73 97.95 Save 24.95
Jealousy (Barney's Farm) Barney's Farm Seeds
New
Jealousy (Barney's Farm)
0 (0)
29% THC
  • Feminized
  • Photoperiod
Pack (number of seeds)
$16.04
Mandarin Cookies R1 V2 Feminized Seeds (Ethos Genetics)
New
Mandarin Cookies R1 V2 (Ethos Genetics)
0 (0)
25 - 33% THC
  • Feminized
  • Photoperiod
Pack (number of seeds)
$118.53
Ghost Train Haze Feminized Seeds (Seedkeepers) Seedkeepers
1-yr Guarantee New Extra Seeds
Ghost Train Haze (Seedkeepers)
4.9 (9)
28 - 30% THC
  • Feminized
  • Photoperiod
1-yr Guarantee New Extra Seeds
Pack (number of seeds)
$21.36 $52.9 85.42 Save 32.52 $79.93 149.49 Save 69.56 $165.55 298.98 Save 133.43
Sour Jealousy Auto Feminized Seeds (Fast Buds)
New
Sour Jealousy Auto (Fast Buds)
5 (2)
29% THC
  • Feminized
  • Autoflowering
New
Pack (number of seeds)
$25.47 $72.99 76.4 Save 3.41 $112.75 127.34 Save 14.59 $207.84 254.68 Save 46.84
Papaya Cookies Auto Feminized Seeds (Fast Buds)
New
Papaya Cookies Auto (Fast Buds)
5 (2)
29% THC
  • Feminized
  • Autoflowering
New
Pack (number of seeds)
$25.47 $72.99 76.4 Save 3.41 $112.75 127.34 Save 14.59 $207.84 254.68 Save 46.84
Apple Strudel Auto Feminized Seeds (Fast Buds)
New
Apple Strudel Auto (Fast Buds)
5 (3)
29% THC
  • Feminized
  • Autoflowering
New
Pack (number of seeds)
$23.19 $66.63 69.57 Save 2.94 $102.93 115.95 Save 13.02 $189.75 231.9 Save 42.15
Gorilla Cookies Fast Flowering (Fast Buds)
Gorilla Cookies Fast Flowering (Fast Buds)
5 (3)
29% THC
  • Feminized
  • Photoperiod
Pack (number of seeds)
$25.47 $112.75 127.34 Save 14.59
Mandarin Thuggee Feminized Seeds (AlphaFem Seeds)
1-yr Guarantee Extra Seeds
Mandarin Thuggee (AlphaFem Seeds)
4.9 (43)
29% THC
  • Feminized
  • Photoperiod
Pack (number of seeds)
$27.07 $62.33 81.21 Save 18.88 $168.47 270.71 Save 102.24
Sith OG Feminized Seeds (AlphaFem Seeds)
1-yr Guarantee Extra Seeds
Sith OG (AlphaFem Seeds)
5 (11)
29% THC
  • Feminized
  • Photoperiod
Pack (number of seeds)
$27.07 $62.33 81.21 Save 18.88 $168.47 270.71 Save 102.24
Mimosa Seeds
1-yr Guarantee
Mimosa (Herbies Seeds)
4.9 (22)
28 - 30% THC
  • Feminized
  • Photoperiod
Pack (number of seeds)
$17.81 $48.09 53.43 Save 5.34 $75.69 89.05 Save 13.36 $115.76 178.1 Save 62.34
Godzilla Original Glue GG#4 Feminized Seeds (Herbies Seeds)
1-yr Guarantee Great yields
Godzilla Original Glue GG#4 (Herbies Seeds)
4.9 (35)
29% THC
  • Feminized
  • Photoperiod
1-yr Guarantee Great yields
Pack (number of seeds)
$19.59 $52.9 58.77 Save 5.87 $83.27 97.95 Save 14.68 $127.34 195.91 Save 68.57
Lemon Cherry Cookies Auto Feminized Seeds (Fast Buds)
New
Lemon Cherry Cookies Auto (Fast Buds)
5 (4)
28.5% THC
  • Feminized
  • Autoflowering
New
Pack (number of seeds)
$25.65 $73.51 76.95 Save 3.44 $113.56 128.25 Save 14.69 $209.33 256.5 Save 47.17
Runtz Triploid feminized seeds Advanced Seeds
New
Runtz Triploid (Advanced Seeds)
0 (0)
26 - 30% THC
  • Feminized
  • Photoperiod
New
Pack (number of seeds)
$19.59 $62.33 78.36 Save 16.03 $106.86 137.14 Save 30.28
Mandarin Cookies feminized seeds 00 Seeds
New
Mandarin Cookies (00 Seeds)
0 (0)
28% THC
  • Feminized
  • Photoperiod
Pack (number of seeds)
$29.6
Top review
avatar
.
28 July 2025
5
Discreet shipping, fast delivery, 3/3 seeds sprouted. Grew all three indoors with LST, finished around 70 days. No regrets. This one’s staying in my rotation
Top review
avatar
--
22 March 2025
5
Here's some data for you, I see people share it a lot in reviews here 📊✅Growth Time: 4 weeksFlowering Time: 50 daysYield: 2.3 oz/plant (organic soil, no CO2)Training: LST onlyResistance: No pests, slight PM sensitivity (controlled by airflow)Bag appeal: 9/10 (dense, frosty, minimal leaves)Smoke report: Clear euphoria, no burnout.Verdict: If you need a reliable, fast-finishing strain with commercial-grade bud, stop looking. It's right here.
Top review
avatar
-
21 March 2025
5
Good100% Germ

Indoor Marijuana Seeds

In this collection of the best cannabis seeds for indoor growing, you can find all our picks for cultivating in grow rooms and grow boxes, on windowsills, and in other areas with limited space and artificial light. All strains have been chosen for their ease of growth and manageable sizes that don’t lessen the quality of the crop.

Weed Seeds For Indoor Growing

weed seeds for indoor growing

Cultivating cannabis indoors in Australia requires the grower to have not only a lot of patience, but also some equipment. For those who are just taking their first steps in indoor growing, this rewarding activity will require an initial investment to cover the cost of lamps, soil, fertilizers, electricity, and so on. In addition, even before you get yourself some indoor weed seeds, you need to carefully read the basic rules of growing indoor seeds, gradually accumulating the necessary information and clarifying various nuances, which over time will certainly appear.

After you decide on the indoor marijuana seed you want to grow, which is easy to do with the large range at our online store, you’ll need to be ready for the growing process. First, indoor marijuana seeds are germinated and then placed in a soil mixture. The next stage is the emergence of seedlings. The seedlings from the weed seeds for indoor growing should be kept in a moist environment and under constant light until the first two pairs of leaves appear. Once between 3-4 internodes of leaves are fully formed, the vegetative phase begins, during which time the green mass and root system are actively built up. That’s how you’ll start your weed seeds indoor.

Then comes the flowering phase which, even if you choose fast-growing indoor cannabis seeds, will last the longest. During this period of plant development, buds appear and develop, so it’s necessary to feed the plant regularly and monitor its health.

The final phase of indoor cannabis development is maturation, during which big fan leaves start to wilt and the color of the hairs on the buds changes, as well as the color of the resin-filled trichomes. After this, you can start harvesting.

The Benefits of Growing Cannabis Indoors

best indoor cannabis seeds

The indoor environment is believed to be the future of marijuana cultivation, and it’s difficult to argue with this for purely practical reasons. Indoor cultivation appeals primarily to those who don't have a piece of land to grow on, but the benefits of the best indoor seeds don’t end there. They include:

  • Microclimate control – the grower can adjust lights, temperature, and humidity independently, all while the plants are protected from the elements.
  • Growth control – growing weed seeds indoors allows you not only to control when flowering comes, but also speed up bud growth by increasing the CO2 concentration.
  • Better pest control – indoors, there are fewer diseases and pests that can ruin your crop.
  • Various media for growing – besides soil, you can also grow in hydroponics or soilless media.
  • Multiple harvests a year – possible thanks to microclimate control, irrigation, and lighting systems.
  • Compact and discreet – plants from the best marijuana seeds for growing inside collection are not too large in size and stay discreet, compact, and manageable throughout the entire grow.

Feminized Indoor Cannabis Seeds are the Best Choice

If you take a look at our collection of the best marijuana seeds for indoor growing, you’ll find that almost every single one of these strains is feminized. This is very important, because if a tightly packed grow room contains a male plant, it’s guaranteed to pollinate the rest of the plants at the start of the flowering process, ruining the quality of the crop completely.

Even if you notice a "saboteur" in time, its removal can cause certain difficulties, because you’ll inevitably have to shake the bush. At this point, its seed sacs may open and, again, pollinate female plants around it. Feminized indoor cannabis seeds can help you avoid this problem because there’s a 99% chance that only female plants will grow from these.

Autoflowering or Photoperiod for Indoors?

indoor cannabis seeds

There is no universal answer to this question. If you want to get a harvest as quickly as possible and without putting too much effort into growing indoor, autoflowering cannabis seeds will be the perfect choice for you. In this case, you can simply plant the germinated seed in the pot, keep it under a lot of light, and water them in time. When growing indoors, autoflowering cannabis seeds don’t require training or large amounts of nutrients. After an average of 2 months, you’re almost guaranteed to get 30-50 grams of buds per bush.

However, if you’re the kind of person who’s not afraid to experiment, wanting to squeeze out the maximum potential inherent in the genetics of the best indoor weed, you’ll probably want to opt for a photoperiodic variety. Unlike autoflowering strains, it will tolerate any yield-boosting techniques and  big amounts of fertilizer.

To summarize, indoor autoflowering cannabis seeds yield less, but will do so about twice as fast as photoperiods. On the other hand, photoperiod seeds produce more buds, but will take more time and effort. Either way, you'll find both varieties in our collection.

Sativa or Indica for Best Indoor Weed?

When it comes to pure 100% Sativa varieties, you can safely say that these in no way make the best indoor strains. A medium-sized grow room simply won’t have enough space to grow a Sativa plant, which can reach up to 3-4 meters (9’10”-13’1”) in height when unrestricted. A good Indica, on the other hand, with an average maximum height of about 1.5 meters (4’9”), is hands down the best indoor seed option.

The good news is that there are no landrace Sativas in this collection; however, there are some excellent hybrids that have been bred and stabilized over the years specifically for growing cannabis indoors. This allows you to focus solely on the effects, THC concentration, and flavor you want, not the phenotype. In our collection, you’ll find the best cannabis seeds for indoor growing to suit every taste.

Indoor Cannabis Seeds for Sale at Herbies

Our collection of indoor weed seeds for sale is well-suited for growers who don’t want to spend hours looking through seedbanks and reviews to find their next indoor strain. Let us do the work for you! Scroll through the collection, choose between flavors, potencies, and effects, and find indoor weed seeds to suit your grow room and preferences. And of course, on top of your order, you’ll receive free seeds from Herbies that are top-notch and likewise suited for indoor growth.

Last updated: 31 May 2026
Why Choose Herbies to Buy Cannabis Seeds in Australia

  • Trusted by customers for over 20 years
  • Wide range of premium cannabis strains
  • Fast & discreet shipping to Australia
  • Secure checkout with multiple payment options
  • Free bonus seeds with every order
  • Freshly stored seeds with guaranteed germination
  • Thousands of positive customer reviews worldwide
  • Buy with Confidence
  • Germination Guaranteed
  • Discreet Shipping to Australia
  • 100% Secure Payment
Written by
Jessica Turner
Cannabis writer and social activist

Jessica is a cannabis writer and activist focused on education, responsible use, and stigma reduction. She creates beginner-friendly content for Herbies Seeds and The Cannabook on Medium.

Reviewed by
Ethan Cole
Cannabis cultivation expert and writer
FAQ
Do you ship to Australia?

Yes, Herbies offers fast and discreet shipping to Australia. You can check delivery availability with our shipping calculator. If your country is not listed, shipping is not available at this time.

Is shipping to Australia discreet?

Yes, all orders are packaged with 100% discretion. Herbies is never mentioned on the package, and labels only include essential delivery details.

When will you ship my order?

Orders are usually assembled and dispatched within 24 hours of payment on business days. Weekend orders are processed on the next working day. In rare cases, dispatch may take slightly longer.

What company do you ship with to Australia?

We partner with trusted couriers such as Correos, UPS, FedEx, DHL, and Tipsa. For shipping costs and delivery estimates, please use the calculator at the top of this page.

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