Photo By Homegrown Cannabis Co.

Guides | 06.15.2023

The Best Strains to Grow Indoors

There are many benefits and joys of growing weed indoors. Learn about the best ten strains to cultivate inside and the optimal environments to implement.

Author: Parker Curtis

Key Takeaways

  • Home cannabis cultivation has become easier thanks to high-quality indoor strains.
  • Growing weed inside gives you more control over environmental factors like temperature and humidity.
  • You can plant consistent crops all year because you’re not dependent on seasonal changes.
  • Investing in the right equipment like cannabis grow lights and ventilation systems gives you healthier plants and higher yields.
  • We’ve selected ten of the best strains to grow indoors to help you achieve successful harvests without stress. They each have unique effects, flavors, and sizes.

Are you interested in learning more about growing weed indoors? Whether you’ve never planted the magical herb before or have several harvests under your belt, there are always exciting new things to learn.

Indoor cultivation is a straightforward and enriching journey. It provides spectacular results when you follow the correct approaches and care for your plants like babies.

Join us to learn everything about growing the best indoor strains.

Why Grow Weed Indoors?

Photo courtesy of Homegrown Cannabis Co.

Learning how to grow weed indoors is a fun activity for recreational stoners and medicinal patients. Not only do you reap the rewards of your efforts, but the journey is full of excitement and joy.

Once you understand the basics of growing cannabis at home, the rest comes naturally with more practice. It’s easy to learn and provides a special experience, as you can call the crop your own.

Ask any seasoned cannabis cultivator, and their eyes light up as they tell you all their thrilling home-growing stories. There’s a lot to love, from the relaxation of entering your grow room daily to the enjoyment of different training techniques.

Indoor strains offer many benefits, including:

  • Personal control: Setting up an indoor growing room allows you to control specific factors best suited for your chosen strain. Managing the temperatures, lighting, humidity levels, ventilation, and nutrients provides healthier, more abundant crops.
  • High quality: Indoor cannabis strains are often higher quality, more vibrant, and extra potent, with enhanced flavors and more abundant trichomes.
  • Weather protection: You may live in an area unsuitable for outdoor cannabis cultivation. Growing indoors protects your crops from storms, heavy winds, harsh rain, or extremely low or high temperatures.
  • Lower risk of diseases and pests: Some of the best indoor strains are more pest and disease-resistant than others. Indoor growing can also reduce the chance of these issues when maintaining a clean, sterile environment.
  • Consistent harvests: Cultivating cannabis indoors means you can harvest year-round because you don’t have to wait for the seasons to change.

Growing marijuana inside or outdoors has unique pros and cons. The choice primarily depends on the region you live in as well as personal preference. Indoor crops usually end up being more affordable than sourcing your buds elsewhere.

How to Grow Weed Indoors

Are you ready to kick-start your indoor growing journey? When planning your crop, there are several factors to consider. Understanding the basics can put you ahead and give you the smoothest, most rewarding experience.

The first step is choosing an area in your house or on your property. If you’ve got the budget and a dedicated space, you can renovate and set up an entire room for your cannabis crop.

Tents are a popular option if you’re cultivating one of the best strains for a small indoor grow. They’re affordable and available in many sizes and shapes, so you can select the biggest or smallest one based on available space.

They also make controlling the factors for an optimal environment easier.

Once you prepare your growing space, you need:

  • Grow lights (HID, LED, or fluorescent, depending on preference).
  • Clay or terracotta pots (the average size is 3–5 gallons, though some strains may need bigger ones).
  • An adequate ventilation system, including intake and extractor fans for air circulation and carbon filters to eliminate odors and dust.
  • A thermometer to measure temperature.
  • A hygrometer to monitor humidity levels.
  • Organic potting soil.
  • A pH testing kit.
  • Cleaning and sterilizing products.
  • Cannabis nutrient solutions with the correct N-P-K ratios and micronutrients.
  • A water purifier.

Various factors influence the success of indoor strains, and following the correct cultivation approach gives you the best results. After gathering the necessary materials and items, the fun begins.

Follow these steps for the best results:

  1. Always germinate your seeds first. This vital step encourages them to sprout their taproots so they’re ready for transplanting. The paper towel method ensures healthier growth and stronger, more resilient plants.
  2. Place the seedlings in your chosen growing medium and water them regularly, avoiding excess moisture. Don’t supply any nutrients, but give them around 16 hours of light. They develop their leaves and enter the vegetation phase after 2–3 weeks.
  3. Start giving your plants a vegetative nutrient solution with extra nitrogen. Expose them to 18 hours of light and 6 hours of darkness. They also need 68–78°F temperatures and 40–60 relative humidity (RH).
  4. Cultivating the best indoor strains requires you to trim your crop regularly. Use low- or high-stress training depending on the strain, and prune some fan leaves and excessive foliage bi-weekly.

Some techniques like topping or Screen of Green (ScrOG) help boost yields and plant health and maximize available space.

  1. Monitor and manage the lighting cycles throughout cultivation. Autoflowering strains transition to flowering automatically without external influence. If you have a photoperiod, change your lamps to provide 12 hours on and 12 hours off to induce blooming.
  2. Flush your plants with pH-balanced water about two weeks before harvest, when the trichomes become milky and cloudy.
  3. Cut off the branches of your plant with sharp scissors when they reach harvest time. Dry them properly, then trim and cure the buds for one or two months. After that, they’re ready for you to consume and enjoy.

Indoor strains typically take 3–5 months to be harvest-ready after sowing the seeds. Some strains take longer, and others finish sooner. Be patient throughout cultivation and don’t rush the process; your plants will reward you for your perseverance.

Selecting the right genetics to get the best results and avoid issues is vital. Let’s explore some of the top indoor marijuana strains.

10 Best Strains to Grow Indoors

Choosing the right strain to grow depends on your personal goals and preferences.

Some cannabis types, like autoflowers, may suit beginners. The plants are compact, straightforward to cultivate, and don’t require light cycle changes to start flowering.

Feminized strains are also excellent choices for starting your growing journey. They typically produce entirely female crops, meaning you won’t need to separate male plants.

Regular cultivars result in both sexes and are excellent for breeding purposes. You must separate the males from the females if you want to harvest consumable buds.

With these differences in mind, below are our top ten best strains to grow indoors.

1. 5 Alive Feminized

5 Alive feminized is a refreshing sativa-dominant strain that combines the enticing genetics of Bubblegum, Grape Pie, and Orange Juice.

It possesses potent THC levels of up to 29%, clearing your mind and providing an energy boost. The plants are easy to grow and fantastic for indoor cultivation. They typically grow up to five feet; manage their heights easily with pruning and training techniques.

Enjoy fruity, zesty flavors when you harvest 12–18 oz./m² after 8–10 weeks of flowering indoors.

2. Crystal Feminized

The mesmerizing, sparkling buds of Crystal feminized are one of the strain’s most attractive features. They exude earthy pine aromas and tickle your taste buds with fruity, sweet, and earthy flavors.

This indica-dominant cultivar is the offspring of the famous Northern Lights and White Widow. It possesses 21–25% THC, delivering a heavenly balance of happy, euphoric, and deeply relaxing sensations.

Crystal feminized is one of the best strains for a small indoor grow as the plants typically reach around five feet. They’re resilient, robust, and undemanding. Flowering lasts 8–10 weeks, after which the crop rewards you with 14–18 oz./m².

3. Shishkaberry Kush Feminized

The fruity, indica-dominant Shishkaberry Kush feminized is a treat for all your senses. It reaches 6–7 feet and yields 12–16 oz./m² of berry-flavored buds after blooming for 8–10 weeks.

After the first puff, you feel an exhilarating cerebral buzz, and the indica effects relax your entire body. The 24% THC content sends you into cloud nine while encouraging fun, cheerful conversations with your friends.

It soothes your muscles and helps you drift into a peaceful sleep once the initial euphoria wears off. Couch-lock isn’t uncommon, so grab a blanket and unwind on the couch after a busy workday.

4. Black Demon OG Feminized

Black Demon OG feminized is the proud offspring of Black Zombie and OG Kush. It possesses stable genetics and is a breeze to cultivate, making it one of the best strains to grow indoors. Enjoy 19–23 oz./m² after 8–10 flowering weeks.

Its indica side is the most prominent, inducing tingly, relaxing, and uplifting effects. 17–20% THC levels provide a burst of mental alertness while weighing your body down into a sedative, yet lucid mood. The buds treat you with sweet, earthy, and lemon flavors when you inhale them.

5. Northern Sunset Feminized

Experience upbeat, motivating feelings when you consume the 23% THC buds of Northern Sunset feminized.

The delightful sativa strain possesses tropical aromas and flavors, leaving sweet pine, citrus, and herbal notes on your tongue.

Indoor growers love the Northern Sunset plants for their high resistance to pests and mold. They can stretch up to six feet, so ensure you have enough vertical space in your grow room. A Screen of Green (ScrOG) setup helps you manage heights and boost yields.

Cultivating this indoor strain is a gratifying experience. You get 16–19 oz./m² after 8–10 weeks of flowering.

6. Heavy Mist Feminized

Heavy Mist feminized is true to its name, but it’s not as scary as it sounds. Instead, the initial high energizes and motivates you.

21% THC levels and sativa genetics perfectly blend mental and physical upliftment. After the peak, a full-body stone pulls you down gently into a tranquil state of happiness.

The crops are vigorous and sturdy, thriving well when you follow basic cultivation guidelines. A warm environment with low humidity and grow lights with higher wattages helps increase yields and boost health. Expect 17–19 oz./m² after the plants have flowered for 8–10 weeks.

7. Fat Mazzy Feminized

Enjoy a rollercoaster of thrilling feelings with Fat Mazzy feminized. The effects range from euphoric and happy to relaxed and hungry. A THC content of 24% sends you into a cerebral high, which some users describe as almost psychedelic.

The plants are sturdy, short, and easy to manage. They’re well-known for being disease-, pest-, and mold-resistant and flower faster than typical strains, reaching harvest after 6–8 weeks in bloom.

Fat Mazzy feminized is among the best strains for a small indoor grow, as the plant only stretches to about two feet. The crops reward you with yields of 21–23 oz./m².

8. Fruity Glue Regular

Fruity Glue regular flourishes with predominantly indica buds. The THC levels reach around 23%, promoting mindfulness, creativity, and relaxation.

This strain requires you to pay close attention to the crops for when males emerge. Unless you’re growing for breeding purposes, separate the females as soon as you identify the sex of the plants.

Growers hail Fruity Glue regular as suitable for beginners and ideal for indoor grow rooms. The crops flower in 8–10 weeks and provide 14–18 oz./m² of citrusy, fruity buds.

9. Cheese Diesel Feminized

Many tokers love Cheese Diesel feminized for delighting their taste buds with the same flavors the name suggests. Sweet lime and lemon notes tickle your tongue, and you feel an initial creative energy boost from the 22% THC levels.

Motivating, bubbly, and uplifting effects follow before sending tranquil waves of physical and mental relief through your entire being.

Cheese Diesel feminized is an excellent indoor strain that produces phenomenal results. It requires regular maintenance and proper pruning techniques, but rewards you abundantly for your efforts. Enjoy around 21 oz./m² after 8–10 weeks in bloom.

10. Candy Glue Feminized

Candy Glue feminized is the perfect strain for sweet tooths. It’s primarily indica and offers sugary, fruity, and mild diesel flavors upon consumption.

The buds contain 17–22% THC and act fast, hitting you with a mental buzz and profound physical relaxation. Reserve your smoke session for evenings or weekends when you can completely unwind and enjoy the muscle-soothing, sleep-inducing sensations.

These plants are ideal for beginner indoor growers. They don’t require much pruning and are exceedingly resilient and sturdy in the right environment. 8–10 weeks in the blooming phase gives you 12–18 oz./m².

Begin Your Indoor Cannabis Journey Today

Growing an indoor cannabis crop is a fun learning experience that gives you complete control over the optimal environmental conditions.

Initially, it may require a bit of a financial investment, but it can save you money in the long run. You need the correct grow lights, ventilation system, and equipment to help your crop thrive. Once you start reaping your harvests, it’s cheaper than buying from a dispensary.

Various cultivation techniques let you maximize space, boost yields, and provide optimal conditions for excellent results.

Are you ready for your journey to begin? Find the best strains to grow indoors from a reliable store like Homegrown Cannabis Co. Once the seeds arrive at your door, get ready to enjoy delicious, mood-boosting buds in as little as three months.

FAQs About the Best Indoor Strains

Are you still curious about cultivating cannabis indoors? Below are answers to some common queries to help round up your knowledge.

What are the benefits of growing indoor weed strains?

Growing indoor strains gives you control over specific conditions you can’t manage outside. It’s possible to reap consistent harvests of high-quality buds throughout the year. It also reduces the risk of exposure to pests and diseases.

How do indoor weed strains differ from outdoor ones?

Some cannabis strains are more suited for indoor cultivation. They’re usually more compact than outdoor cultivars, and some flower faster. It’s also possible to get more tightly-packed buds with brighter colors and a higher trichome count.

Can I grow indoor weed year-round?

Yes, absolutely. One of the benefits of the best indoor strains is that you’re not dependent on the seasons. You can reap perpetual harvests year-round, even in the middle of winter.

Why does strain selection matter for indoor cultivation?

All cannabis strains have unique characteristics. Some may have stricter requirements that you can only achieve in a controlled environment. Others might produce better results outside, so selecting the right cultivar can give you the best outcomes indoors.

What are some of the best indoor strains?

Some cultivators consider indicas the best indoor strains as they’re usually shorter and more compact. You may prefer sativa effects, in which case you might need to employ training techniques to manage the heights.

Some of the best strain choices for an indoor grow room include the indica-dominant Crystal feminized or the sativa-dominant Fat Mazzy feminized.

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