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Blueberry auto marijuana seeds

Blueberry Seeds – Auto-Flowering

Auto Blueberry seeds are a fast flowering variant of the iconic West Coast strain Blueberry. Although Blueberry has been around since the 1970s, this indica-dominant strain’s popularity has only increased with age. When you consider Blueberry’s fantastic fruity flavors, high THC content, and ease of growth, is it any wonder Auto Blueberry seeds are so hot nowadays? If you’re going to buy Auto Blueberry seeds online, then you should go with a trusted seed bank like Whether you order from our autoflowering cannabis, feminized seeds, or our high CBD strains, you can rest assured your seeds come with an 80 percent germination guarantee.


Indoor 1.3 – 1.5 (oz/ft²)

Outdoor 1.4 – 2.8 oz per plant


Indoor 56 – 63 days


Table of content

Indoor Yield 1.5 oz/ft 2 (450 g/m 2 )
Outdoor Yield 1.4 – 2.8 oz (40 – 80 gr) per plant
Flowering Time 56 – 63 days
Height Small
THC level 19 – 21 %
CBD level Low
Climate Mild
Grow Difficulty Easy
Flavors Sweet / Berries
Effect Physical / Relaxing
Type 80% Indica / 20% Sativa
Parents Blueberry x Ruderalis
Cultivate Indoors & Outdoors

Auto Blueberry seeds are a perfect choice for new growers looking for iconic indicas that are easy to grow. Originating in California in the 1970s, Blueberry’s genotype is mostly composed of Indica Afghani and Sativa Thai landraces. This strain quickly became a household name thanks to its terrifically tart taste and potent euphoric high. In 2000, the strain entered the pantheon of elite cannabis strains to win the coveted Cannabis Cup for “Best Indica.”

With an average THC content around 20 percent, one hit of Auto Blueberry will certainly give you a heavy body sensation accompanied by slight sedation. Since the seeds have ruderalis genetics, expect to harvest these berry-licious buds within only eight weeks.


Like any other autoflower strain, Auto Blueberry seeds flower at a pre-determined rate and don’t require extensive knowledge of lighting schedules. Growers usually report these cannabis seeds reach full maturity after about eight weeks of cultivation.

Just like original Blueberry seeds, Auto Blueberry seeds grow to a relatively short stature that’s ideal for indoor growers. Usually, the strain grows no higher than 30 inches, making them extremely easy to conceal.

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Another nice feature about Auto Blueberry is the strain’s superb resistance to cold. Wherever you choose to plant the weed, it can usually handle temps as low as 65°F with no major issues. So, even growers in the Northern Hemisphere could get away with harvesting the strain outdoors.

One feature to look out for when growing Auto Blueberry is mildew formation. Although not extremely susceptible to mold, it’s not unheard of for Auto Blueberry to be infected when exposed to extreme humidity.

When it comes time to harvest your Auto Blueberry seeds, expect yields of about 1.5 oz./ft2. Usually, cultivators who place these seeds outdoors in direct sunlight are rewarded with higher yields.

Character & Flavor

Blueberry was named for its fruity flavors, not for its appearance. That being said, you might notice a few purple streaks on Auto Blueberry buds, especially if they were grown in colder climates. Cultivators report the slight chill actually helps bring out dazzling red and purple streaks on top of the green leaves.

Another thing to note about Blueberry’s appearance is that there aren’t a ton of thick white trichomes. Although Auto Blueberry is undeniably sticky, the trichomes on these buds are remarkably clear.

Unsurprisingly, most users describe Auto Blueberry’s flavor profile as sweet and fruity. You might also notice hints of earthy flavors like pine and even a touch of tart lemon.

Medicinal Application

Since Auto Blueberry is an Indica dominant strain, most of its medicinal applications are related to anxiety-relief and sedation. Many medical marijuana patients grow the strain to help combat conditions such as PTSD, generalized anxiety, and insomnia. There’s also anecdotal evidence Auto Blueberry could help chronic pain patients.


Because Auto Blueberry is such a strong strain, inexperienced users should approach with a bit of caution. Even long-time cannabis users claim Blueberry is one of those “one hit wonder” strains. Another potential downside of using Auto Blueberry is that it can’t be used during the daytime.

Blueberry Auto

Thanks to the quality Indica genetics, this strain develops quite bushy and compact and grows beautifully frosted buds that boast unique purple, black and blue hues in the right conditions, making it a must for all types of growers who want to grow classic strains without any extra effort. This variety delivers both in size and yields, you can expect this variety to grow between 75-110cm tall, growing buds from head to toe on all branches in just under 65 days from seed and yielding up to 500gr/m2 of nugs that reek of a delicious mouth-watering terpene mix, making it a must for all lovers of powerful Indica effects and deliciously fruity terpenes.

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Bud description

By harvest the buds will be completely covered with a thick layer of resin and can end up showing-off lots of colors; You can expect bright-green buds with sometimes pink, yellow, purple, and red hues all over the buds and foliage around them. giving it that sought-after sticky appearance. The calyxes become quite swollen, giving the buds a fat and pointy look, and as soon as you break a nug open, they’ll fill the room with the smell of freshly-picked sweet blueberries that will make everyone’s mouth water.

Smoke report

This is a powerful strain that, thanks to the 22% THC, hits as soon as you take the first puff; You will feel completely relaxed and feeling like you’re at a spa, and the effects will leave you feeling uplifted and will help boost conversation while you remain super chill, and anxiety-free. You won’t feel couch-locked but the high is quite potent, the relaxed, calm, and focused effect may feel like a Sativa type of high but it will put you to sleep if that’s what you’re after, so moderation is key if you don’t want to smoke yourself to sleep.

Plant appearance

Growing up to 110cm, this strain develops a typical Indica structure but slightly taller and longer internodes while producing yields of 500gr/m2. As soon as your plant starts growing you will see the wide fan leaves emerging from the thick stem and long side branches that will slowly start filling up with pointy rock-solid buds that are completely covered with a layer of resin and boast different colors all over as harvest time comes.

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Grow tips

Our Blueberry Auto is not very demanding, make sure she has enough light, food, and good conditions and you won’t have a problem at all. Due to the Indica genetics, it may be a good idea to defoliate slightly, this way you avoid undeveloped buds in the lower flowering sites. It’s recommended to flush during the last weeks of flowering to enhance the aroma and encourage the appearance of unique colors.


You’ll experience an incredibly pleasing and sweet flavor that will leave your mouth coated with an extremely sweet wild blueberry taste and slowly turns into a blueberry muffin-like flavor as you exhale. A delicious mix of flowery, earthy, and fruity terpenes will take over the whole room as soon as you light up a joint, and with the first hit, you’ll know exactly why this strain became so popular.

Blueberry Auto Feminised Seeds

Blueberry Auto is an indica-dominant hybrid cross of Blueberry with added auto-flowering genetics. This plant is easy to grow, like most autos, producing very high levels of THC with good potency and also with good flavour.

When grown indoors these plants remain fairly short at 90 cm., or just under, taking about 80 – 90 days in all to complete its life-cycle. Yields are good and should be somewhere around 450 gr/m 2 . Outdoors plants grow a bit taller ending up at between 110 – 120 cm. With good growing conditions each plant can produce 100 gr. The buds can display some lovely blue colouration towards the end of flowering especially if the temperatures turn a lot cooler at night.

These plants have a typically indica-like structure, are small and compact and are suitable to be grown in a Sea of Green set-up. The Blueberry strain is known for its relatively low odour character during flowering which is much less troublesome than many other well-known strains.

Blueberry Auto has a scent and taste of ripe berries. THC levels are high at 18% and this delivers an effect that is fast-acting, well-balanced and relaxing.