Herbies

The Top 11 Best Strains to Grow Indoors

top 11 indoor strains for newbies

Indoor weed versus outdoor weed is a great debate among beginner and veteran growers. While each environment has its advantages, due to climates, space restrictions, or nosy neighbors, indoor grows typically reign supreme for the majority. As cannabis genetics continue to advance, so does the number of strains that indoor growers can choose from for ideal growth and maximum yields. Of course, this has left many with the burning question: what’s the best indoor strain? We set out to answer exactly this with our guide to the best indoor strains – part of our latest Indoor Season article series.

What Makes Ideal Weed Seeds for Indoor Growing?

If you’re looking for the best indoor cannabis strain, there are a few factors you should consider that will help the success of both your crops and overall experience. Considering you’ll be growing in a smaller space, and possibly trying to conceal your grow altogether, the top characteristics for the best indoor strains typically include:

Luckily, the number of strains available to cultivate at home continues to grow, and breeders are now producing hybrid genetics specifically designed for indoor weed growers. When seeking the biggest bang for your buck, it’s ideal to begin with the best indoor strains for yield and potency. So, which exactly are those? Don’t worry, we did the searching for you. Let’s cover each contender for the name of the best indoor strain for yield and potency to get you started off on the right foot. 

Green Ninja

Green Ninja (Heavyweight Seeds) Green Ninja (Heavyweight Seeds)
  • Photoperiod
  • Calm like a ninja
  • 22 %
  • 500 - 550 g/m² indoors
    800 g/plant outdoors
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Green Ninja is a feminized variety that checks off almost every factor ideal for indoor weed. The genetics developed by Heavyweight Seeds resulted in a low-odor marijuana strain, and one that’s also incredibly stealthy with its short height and small stature. Even better, with these indoor marijuana seeds, after just 60 days of flowering, you’ll be treated to nearly 500-500g/m2 (17-19 oz/ft2) of potent bud. It’s not just potent in terms of its 22% THC, either – Green Ninja also boasts levels of 1% CBD for therapeutic healing. To top it all off, this strain will satisfy indoor growers with is low maintenance when it comes to nutrients and training, making it some of the best indoor marijuana seeds.

Royal Gorilla

Royal Gorilla (RQS) Royal Gorilla (RQS)
  • Photoperiod
  • 24 - 26 %
  • Straight to heaven
  • 500 - 550 g/m² indoors
    550 - 600 g/plant outdoors
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Are you seeking the best indoor cannabis strain with high THC levels? Then Royal Gorilla might be the beast for you. This strain, developed by Royal Queen Seeds, is an award-winning feminized variety for good reason. Royal Gorilla grows optimally in small containers, making it ideal for indoor weed grows while still providing yields of up to 550g/m2 (19 oz/ft2), with levels of THC topping at 26%. She’s also quite hardy in nature and will thrive with use of the sea of green technique implemented in small spaces. 

Tutankhamon

Tutankhamon (Pyramid Seeds) Tutankhamon (Pyramid Seeds)
  • Photoperiod
  • 25 %
  • Touches all sides
  • 500 g/m² indoors
    500 - 1500 g/plant outdoors
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Tutankuhamon, AKA King Tut, is considered some of the very best indoor marijuana seeds, and has effects fit for frequent consumers or those with high tolerance. This potent Pyramid Seeds strain produces high levels of THC nearing 30% while reaching heights of only 5 feet (1.5m), making it ideal for indoor weed environments. After just 60 days of low-maintenance flowering time, you can expect yields pushing 500g/m2 (17 oz/f2) - a number worthy of the best indoor marijuana strain. 

Tangie’matic Auto

Tangie'matic Auto (FastBuds) Tangie'matic Auto (FastBuds)
  • Autoflowering
  • 23 %
  • Euphoria and flight of fantasy
  • 400 - 550 g/m² indoors
    50 - 250 g/plant outdoors
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This feminized autoflowering Sativa strain produced by FastBuds will deliver powerful effects in just 9-10 weeks. The energizing smoke of Tangie’matic Auto will blow you away as much as her XL harvests.  For weed grown indoors, her genetics are well-known for providing exceptionally high yields reaching up to 650g/m2 (22 oz/f2) in ideal environments. Adding to the list of traits that make Tangi’matic Auto one of the best strains to grow indoors is her height, which reaches just 80-130cm while still packing on the weight you desire.  

Mimosa X Orange Punch

Mimosa x Orange Punch (Barney's Farm) Mimosa x Orange Punch (Barney's Farm)
  • Photoperiod
  • Sweet happiness
  • 30 %
  • 700 g/m² indoors
    1500 g/plant outdoors
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You’ll be dying to burn Mimosa x Orange Punch as you watch her massive yields grow. This indoor cannabis strain, developed by Barney’s Farm, can produce a whopping 700g/m2 (2,3 oz/ft2) in just 55-60 days of flowering. The well-balanced hybrid also delivers high levels of THC, reaching whopping 30%. Mimosa x Orange Punch thrives in controlled temperatures and is considered one of the biggest-producing strains to grow indoors. Because of her densely packed buds, this happy indoor weed strain will benefit from proper ventilation. 

Auto Orange Bud

Auto Orange Bud (Dutch Passion) Auto Orange Bud (Dutch Passion)
  • Autoflowering
  • Activation of creativity
  • 26 %
  • 400 - 500 g/m²
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To be the best indoor strain, shape and ease of growth are vital – both characteristics that the fruity Auto Orange Bud can deliver on. This feminized autoflowering variety, developed by Dutch Passion, rewards indoor weed growers with yields up to 500g/m2 (1,6 oz/ft2) after growing in a perfect Christmas-tree shape. Auto Orange Bud’s structure and size are ideal for beginner growers, yet her complex effects and 26% THC are suited for high-tolerance users. Due to the weight of her buds, some support will be necessary, so be sure to leave ample room in your indoor garden for staking. 

Monster Bruce Banner

Monster Bruce Banner (Monster Genetics) Monster Bruce Banner (Monster Genetics)
  • Photoperiod
  • Happy monster
  • 25 %
  • 700 g/m² indoors
    900 g/plant outdoors
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Another one on the list of the best marijuana seeds for indoor growing is called Monster Bruce Banner, so you better believe you’ll be treated to monstrous yields. This Sativa-dominant and feminized strain, developed by Monster Genetics, is a cross of two classics that produces reliable results when grown indoors. As one of the best indoor strains, she’ll reach heights safely under 150cm (5 ft) yet produce yields of up to 700g/m2 (24 oz/f2). While Monster Bruce Banner may require some extra work with trimming and pruning to contain her height, her potent results of 25%+ THC levels are totally worth it. 

Caramelo Early Version

Caramelo Early Version (Delicious Seeds) Caramelo Early Version (Delicious Seeds)
  • Photoperiod
  • Bracing Euphoria
  • 24.2 %
  • 400 - 450 g/m² indoors
    500 g/plant outdoors
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Caramelo Early Version is another great choice for the best indoor marijuana strain. Developed by Delicious Seeds, this weed strain tastes just as good as it sounds. This feminized variety is not only award-winning for her potent THC levels, but is also ideal for growing indoors. Caramelo Early Version is highly resistant to molds and pests that can arise in indoor environments, which means these cannabis plants can be kept close together while remaining healthy and outputting maximum yields. Thanks to its autoflowering characteristics, expect to be rewarded with 450g/m2 (15 oz/f2) in just 45 days.

Gelato Auto

Gelato Auto (Herbies Seeds) Gelato Auto (Herbies Seeds)
  • Autoflowering
  • 26 %
  • Outpouring of creativity
  • 400 - 600 g/m² indoors
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Ideal for discreet indoor growers with limited space for cultivation, Gelato Auto stays compact throughout the whole cycle and reaches the maximum of 110cm (44in.) of height. Another characteristic that makes Gelato Auto the best indoor weed strain for some growers is the fact that despite the short stature it brings noteworthy yields of up to 600g/m2 (1,96oz/ft2). Easy to grow in controlled indoor environments, Gelato Auto will finish its cycle in just 60 to 65 days to bring you buds with incredibly smooth, creamy tokes, rare for autoflowers 26% THC, and energetic, creative effects.  

Purple Juice Auto

Purple Juice Auto (Herbies Seeds) Purple Juice Auto (Herbies Seeds)
  • Autoflowering
  • Between soothing and energizing
  • 23 %
  • 400 - 550 g/m² indoors
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Some of the best indoor cannabis seeds produced by Herbies in cooperation with Spanish breeders, Purple Juice Auto requires minimal effort from the grower and grants hefty yields of up to 550g/m2 (1,6oz/ft2) in under 10 weeks from seed to harvest. Thanks to the deep purple coloring of this strains buds, you’ll impress anyone toking on your homegrown bud even if it was your first time growing. Controlled lower night temperatures closer to the end of the cycle will enhance the hues even more. At the end, you’ll get to experience not only the great look, but also clear-headed, uplifting, and euphoric high.

Godzilla Cookies Auto

Godzilla Cookies Auto (Herbies Seeds) Godzilla Cookies Auto (Herbies Seeds)
  • Autoflowering
  • Hours of belly laughs
  • 27 %
  • 450 - 600 g/m² indoors
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If you’re looking for the best indoor strain for yield and potency, there’s going to be no candidate better than Godzilla Cookies Auto. These indoor marijuana seeds combine all the benefits of autoflowering genetics with a crazy THC level of 27%! That’s something not many photoperiod strains can boast of. Godzilla Cookies Auto will be short throughout the growing cycle, usually staying under 1m in height (3’3”), and even that can be controlled with light LST. After the harvest you’ll get to enjoy the effect that feels like a potent rush of motivation, energy and creativity.

What’s the Best Indoor Strain for You?

Growing indoors is a surefire way to keep your plants protected from outdoor elements while still cultivating successful crops with high yields. What can help your success? Choosing a weed strain that’s proven to perform well indoors! Keep this guide handy as you set off on your journey to grow indoor weed, as this list of the best indoor strains will certainly make it easier.

What has your personal experience with indoor cannabis strains been like? What are your favorites for growing indoors? Let us know in the comments below - we’d love to know!

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