Are you seeking for cannabis seeds to grow in a tent, grow box, or on your windowsill? Browse our selection of premium indoor weed seeds with pure genetics and discreet shipping. Best indoor marijuana seeds for sale that will suit any taste. Mouthwatering flavors, mind-blowing happy effects, and potencies that go beyond 30% – all bred to thrive in indoor conditions. Shop now and receive extra indoor cannabis seeds for free! Choosing which indoor cannabis seeds to opt for can be complicated. Seedsman has the largest selection of indoor cannabis seeds available online.
Head-focused, creative, and physically energizing. Feel more alive than ever with this strain.
AK-47 delivers an energetic and uplifted cerebral-buzz that also can bring on alertness, creative and social enhancements and a general feeling of euphoria.
It’s energizing high is more likely to leave you wired than sleepy, so smoking shortly before bedtime is not recommended.
Hailing from the Hindu Kush mountain ranges near Afghanistan, this ancient strain has always been known for its deeply relaxing and sedating effects and aromatic, resinous buds.
Patchwork genetics produce a stimulating Sativa capable of skyrocketing thoughts and actions into the most spectacular of realms!
A high-yielding, fierce and fast flowering Sativa with spicy floral notes.
This easy to grow autoflowering strain yields 350 – 400g indoors and is extremely potent.
Amnesia like the name promises with get you lifted and forgetting all your woes. Award winning strain that can have strong cerebral effects – uplifting and mellow.
A strain as tasty and invigorating as a purple lemon!
Retaining the Diesel taste from its OG lineage along with the famous flavor of its Cheese parent. The strain for those wanting an uplifting and energetic high.
A bubblegum you can smoke and reach the high heavens with.
I like big buds, and I cannot lie. This baby got bud!
Fragrant and mouthwatering. Tease your palate with a burst of bubblegum.
Buy this strain for a potent, resinous plant that has an amazing fruity taste. You can enjoy 10 weeks from seed to harvest from this auto feminized strain.
This is a great strain to try if looking for an easy grow. This Indica is sure to cause long lasting relaxation with a mellow effect.
Auto Blue Fruit is a moderate THC Indica dominant hybrid with a blueberry pie bouquet!
Bruce Banner, but faster. Get high on your favorite strain with less fuss and more fun!
This automatic flowering Sativa provides a sweet slice of relaxation with a scoop of cognitive stimulation.
This perfectly blended hybrid is a favorite as it produces the stickiest dense buds. Plan for an average yield of 400-550 g/m2 indoors.
Smash negative thoughts out of your head with Bruce Banner x Kali Mist.
Expect a cerebral high with muscle relaxation, and relief of pain, migraines and hypertension.
A fun, euphoric, and energetic high lends to being effective any time of day.
A relatively short plant with high-yielding flowers will bud quickly and give you lots of relaxing, and appetite-stimulating effects. High doses will promote psychedelic effects, even sleepiness.
Resin coated buds grow close together but a high flower:leaf ratio means this plant is still very resistant to humidity.
This beautiful blend will grow tall with deliciously resinous buds and reward you with a well-balanced cerebral high and body relaxation.
Auto Critical 2.0 has next level moisture, disease, and pest resistance!
Boost your mood and mental faculties with this positively euphoric strain.
Expect a fast hitting, potent cerebral high typical of Sativa hybrids.
Cerebral high? Check. Fast-growing? Check. Healing effects of CBD? All checks across the board!
Auto Kush CBD Fem is a gentle and therapeutic auto flowering strain that provides psychedelic effects, sweet aromas, and moderate yields.
You can combine work with chilling out? Balance your life with CBD Kush.
A deliciously fruity strain tailor-made for the medical marijuana community.
When life gives you lemons, make lemonade. or just smoke some CBD Sour Lemon.
A Dutch coffee shop menu staple that has been enhanced with healthful CBD.
Relaxing yet euphoric. Wrap up your day with this highly delectable treat.
Experience a therapeutic and highly relaxing journey like no other.
Experience intense relaxation and calm while luxuriating in the sweet vanilla scent.
A medicinal strain that is as glamorous as it is powerful.
The first few tokes treat you very sativa – happy and uplifted, then when the Indica creeps in later, you will find yourself searching for a couch to lean on!
CBD Diesel is the ultra-relaxing, stress-busting, treat-yo-self goodie you deserve.
Bippity boppity boo. Experience the magic of Cinderella99 faster than before, no spells needed!
Clear your schedule for the biggest and baddest nuggets you will ever encounter.
Expect to be hit with the head buzz within five minutes and enjoy its positive effects on stress and pain as it migrates to full body relaxation.
Mild THC levels offer a lighter high for daytime use, although you will still notice the effects both mentally and physically.
It will tolerate most environments as long as its friends and family tolerate the smell of putrid, smelly socks.
A safe bet for those who want to be certain to obtain a heavy yield.
Mentally stimulating with a touch of physical relaxation. Conquer the day with this strain.
Delight your senses with a sweet earthy smell. Envelope your body with deep relaxation.
Be in awe as your mental stimulation and sociability soar through the roof.
Stress-free nights with Auto Cream are sweet and sedating, infused with 19% THC.
The biggest buds you’ve ever laid eyes on, coupled with a heavenly stone.
The benefits of this cannabis strain are crystal-clear: outstanding aroma and euphoric relaxation.
This plant is very compact (60-80 cm) and easy to grow both indoors and outdoors.
Puts a smile on your face and a spring in your step.
This funky Skunk doused will make you want to welcome it into your home.
You don’t need a fairy godmother to get your hands on this chocolate orange cannabis.
Let the Widow wash away your anxiety and soothe your body.
She’s a royal flower who tastes like a fruity, mocha-drizzed truffle.
Supremely decadent with an intense cerebral buzz and relaxing aftermath.
A fruity tropical treat that can share branch-breaking yields.
This one creeps up on you with a full-body high that comes on like a wave.
Considered a fairly stable and reliable strain. Even if you grow multiple plants, you’ll generally find that their size, appearance and yields should be pretty similar across the board.
Big Devil XXL provides consistently large yields for an auto flowering strain and a few puffs will invite you to face your fears and share with your peers!
This bud is your panacea!
Bringing Skunk potency, heavy harvest, and easy to grow quality without the stink!
Eternally mysterious, but its potency will surely answer all of life’s questions.
Wake up to the greatness of two top-shelf crowd-pleasers today.
Creative, energetic, and focus-enhancing. Perfect for daytime use.
A recipe for double the flavor and double the fun.
Intensely fragrant and flavorful. Experience the glorious blend of cerebral uplift and profound body stone.
Tasty and wonderfully balanced. Perfect for your recreational and therapeutic needs.
Also knows as “Original Glue”, this powerful hybrid strain is created through crossing the infamous Chem’s Sister x Sour Dubb x Chocolate Diesel strains.
Like baking cookies, growing this strain is easy, but requires time and attention. Your childhood wishes have all finally came true: cookies now do grow on trees.
Proof that you can never have too much of a good thing.
Awesome gets awesomer with the combination of two cannabis classics.
The high is very uplifting, energizing, and happy although the user may get a sense of “brain-fog” when consumed in high levels.
What happened in Spain did not stay in Spain – luckily!
It has calming medicinal properties that relieve stress and pain, promoting a good night’s rest.
A medicinal marijuana masterpiece that delights with a tropical flavor.
A true cannabis classic.
Just like the full moon over the Hawaiian islands, mysteriously serene and unexpectedly exciting.
Named after the Cannabis activist Jack Herer, this strain will also keep you active! Very uplifting high prompting creativity and daydreaming.
Captures the cerebral stimulation of Sativas and the resin factory of Indicas.
Expect robust cerebral and euphoric effects, unlike any other.
Cannabis seeds to grow indoors
Indoor seeds are the perfect option for growers looking to optimize every aspect of cultivation. These beauties can thrive in outdoor conditions, but they much prefer a controlled indoor setup that keeps things just right.
Outdoor cannabis cultivation is a centuries-long, global practice. Its indoor alternative has only become popular in the past century, but it’s taken the “420 world” by storm. Why do people choose to keep their marijuana indoors? A cannabis plant grown indoors tends to be shorter than its outdoor counterpart, but the yields remain plentiful. It enjoys the optimal environment, responding with vigorous bud and resin production.
This cultivation system lets you protect your crop from the elements, suboptimal weather, and nasty little critters hoping to munch on its foliage. The space provides everything a plant needs, eliminating the gamble with your climate and maximizing output.
Browse the i49 catalog for the best marijuana seeds for indoor growing. Find the finest seeds to plant whenever you want. Launch your next gardening project and achieve bud quality to write home about.
Pros and cons of growing marijuana seeds indoors
Indoor marijuana seeds are an attractive option for growers of all levels, but they’re not a one-size-fits-all solution. There are advantages and disadvantages to consider before making an informed purchase decision. Keeping your marijuana indoors provides security, shelter, and stealth. On the other hand, your plants remain small, and you don’t get to experience the extreme yields of outdoor giants.
In a nutshell, here are the benefits of growing the best indoor marijuana seeds:
- Better control of all conditions
- Easy protection from potential issues
- Greater privacy and discretion
- Perpetual harvest potential
Some people still choose outdoor setups, though. Here are the comparative disadvantages of indoor cultivation:
- More expensive to set up
- No access to real sunlight
- Less microbial life
In a nutshell, indoor seeds take the gold if you can afford the investment. Let’s explore the perks in a bit more depth.
Save time with quick & easy harvests
Photoperiod cannabis crops in the great outdoors rely on changing the seasons to switch between their three life stages. As a result, the seed-to-harvest period usually takes over six months, from early spring to early fall. Feminized indoor marijuana seeds develop into ripe crops in much less time. Flowering time is strain-dependent and should be respected, but you can half the vegetative stage.
This phase is when your crop produces branches and foliage, not buds and resin. Indoor growers can switch the lights for flowering after several weeks of vegging. That way, you get small plants without too many unnecessary branches. A six-month life cycle is suddenly four months long, and there’s less trimming struggle along the way.
Combine this perk with our cannabis seeds for beginners, and your cultivation journey becomes a walk in the park.
Control your environment
Environmental optimization is the number one reason why many growers choose indoor seeds. Why use clones to ensure the best possible phenotype? Let each seed develop to perfection with a helping hand instead. The outdoors brings unexpected waves of low light conditions and increased humidity, pests, disease, and other cultivation pitfalls.
It’s a different story inside. You’re in charge of the environment, letting you fine-tune the conditions. Get the right lamps, filtration systems, and nutrients for marijuana. Use these modern tools to boost the bulk and quality of every future harvest.
Mimic the outdoor conditions, minus the bad stuff. Your rare tropical strain can easily thrive in a cold state—just up the heating and moisture. Those adaptable indica crops appreciate the lack of climate fluctuations, even if they technically could withstand them.
Never worry about pests and bugs infestations
Your outdoor garden is full of little bugs that find cannabis leaves a treat they can’t refuse. You could stay vigilant, plant companions in the surrounding soil, and install protections. Alternatively, keep your marijuana protected and nip this problem in the bud.
A sealed and sterile grow room runs little risk of infestation. Even if something does slip through the cracks, the adverse effects are less severe.
Grow whenever and wherever you want
This selling point of indoor marijuana seeds started with commercial growers but quickly spread to everybody else. Why smoke six-month-old buds when you can always have the freshest flower in your stash? Growing cannabis seeds inside don’t leave you dependent on the growing season. Sow in December and collect in March. Repeat two more times in a calendar year.
As a bonus, you don’t have to worry about nosy neighbors noticing your crop and giving you weird looks. Indoor setups let you forget all about a lack of garden space or proper shielding to keep it private.
Where to grow indoor weed seeds?
The stellar genomes of our indoor seeds make them suitable for various systems. As long as your space is clean, secure, and adaptable, you can choose whichever setup best fits your situation. As a rule of thumb, seal the cultivation unit to prevent pests from harassing your crops. Install a ventilation system to provide fresh air to your budding plants. Get lamps to mimic outdoor sunlight—even protected strains need light.
What growing arrangements are available? Our community goes for the following:
- Closets are convenient but far from optimal. Opening and closing the doors can disrupt the light cycle, and the air gets stuffy. Stick to one plant if closet-growing.
- Space buckets fit a single plant but provide a stable growing environment. Pick a short indoor strain for the purpose. The same rules apply as with closets, but the results tend to be much better.
- Grow tents can hold anywhere between two and ten indoor plants. These neat devices promise excellent light distribution and protection.
- Grow boxes are an alternative to a tent you make at home. Choose a sturdy wood or metal base and reflective material with a zipper for the insides.
- Windowsills are excellent for tiny crops, but they reduce harvest potential. Supplement lights with LEDs and introduce temperature control to improve this setup.
- Grow rooms are the top choice for dedicated cultivators. Having an entire chamber for your indoor marijuana seed-grown crops eliminates the downsides you’d face with other options.
Our TOP cannabis seeds for indoor growing
The variety of marijuana seeds for growing inside is massive. You might choose something unique every year and never run out of new options to explore. We at i49 offer a comprehensive array of indoor cannabis seeds for sale. Indica, Sativa, THC, CBD, beginner-friendly, or advanced—our seed bank has your back.
Find the best indoor marijuana seeds in the i49 catalog. If it’s hard to choose from this variety, here are five of our favorites:
is a gorgeous sativa that delivers an uplifting cerebral buzz. This strain is susceptible to pests outdoors, but indoor conditions bring out its fast-flowering, high-yielding nature.
is fragrant and relaxing, melting you into your seat with each piquant puff. Crops from these indoor seeds remain tiny, easily fitting restricted growing spaces. They thrive in controlled conditions, producing rivers of resin.
is the cultivar for every physical and psychological need. This hybrid displays a mixed growth pattern, with short stature and large internodes. Its build makes it perfect for tiny spaces, where yields surpass all expectations.
is an aromatic herb with a mild yet feel-good effect profile. Its short life cycle makes it best suited for stable indoor environments, where nothing can mess with its harvest.
is the pinnacle of landraces that promises a profound cerebral experience. The auto version of these indoor marijuana seeds remains compact, each lanky branch brimming with beautiful buds.
Where can I buy high yielding indoor marijuana seeds?
Are you ready to buy indoor marijuana seeds and get growing? Look no further than i49 USA.
Our library contains a vast selection of feminized seeds which provide you with large yields and zero risk of pollination. We also recommend browsing our selection of autoflower seeds for your next growing adventure. Here, at I49, you’ll find strains for beginners and some that put your green thumb to the test. We stock indica and Sativa to cater to all smoking preferences.
We’ve been in the business for decades, and the quality of our seeds proves our reliability. Purchase from us for a germination guarantee, only female genetics in our feminized seeds, timely worldwide shipping, and discreet deliveries.
Browse our online shopping platform and discover a cultivar for your every need. Finding the best indoor cannabis seeds is as easy as clicking the ‘indoor’ option on the side menu. When you run into weed seeds that tickle your fancy, learn all about them with our educational resources. You’ll find descriptions, images, tips, tricks, and real grower reviews.
Order now and stay confident in your decision with a dependable seed bank in your corner. Take advantage of our secure payment methods and have your package delivered right to your doorstep. Grow cannabis at home and keep coming back for more.
Indoor Cannabis Seeds
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.
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
Cultivating cannabis indoors 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
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?
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.
Best Indoor Seeds
In legal territories, cultivating cannabis indoors is popular due to better control of the elements. Controlling the light, humidity and temperature can incur excellent results. However, choosing which indoor seeds to opt for can be complicated with the abundant indoor seeds available on the market. Most growers base their decision upon factors including but not limited to flowering time, yields per m², effects, and tastes.
Use our handy filter on the left-hand side to source the best indoor cannabis seeds for sale online, tailored precisely to your needs.