Auto Green Crack Seeds · Seed Stockers Sativa Autoflower · 22% THC, Skunk & Mango Flavor, High Yields

Auto Green Crack by Seed Stockers is a high-yielding, Sativa-dominant autoflowering strain designed to deliver an electrifying daytime boost alongside massive harvests. By combining the legendary Skunk #1 with Mango Indica, this powerhouse genetics offers an unbeatable mix of vigorous growth, up to 22% THC, and a mouth-watering fruity skunk terpene profile that keeps you active and focused.

Many growers limit their autoflowering seeds to tiny, cramped indoor tents, assuming all autos stay miniature and require the exact same basic environment.

By treating a vigorous Sativa-dominant auto like a standard dwarf plant, you end up battling light burn, running out of vertical space, and stressing the plant with unnecessary pruning, which ultimately slashes your final yield and wastes the genetic potential of the seed.

Auto Green Crack breaks this mold by offering a highly versatile structure that thrives in spacious indoor setups just as beautifully as it explodes in outdoor gardens, giving you the freedom to cultivate massive, resin-drenched colas wherever you have the room to let it stretch.

Indoor Energy Factory

When you set up Auto Green Crack in a spacious indoor grow room, you are essentially building a high-speed energy factory. This environment allows you to dial in the perfect 20/4 light cycle, maximizing the plant's photosynthetic potential without worrying about unpredictable weather. The Sativa genetics will make the plant stretch significantly during pre-flowering, filling your canopy with multiple bud sites.

The main advantage here is absolute environmental control, which translates to denser, stickier buds and a more pronounced terpene profile. You will notice the room filling with intense Old School Skunk and sweet mango aromas by week six.

To get the most out of this scenario, ensure your grow tent is tall enough to accommodate its stretch. Keep your carbon filter running at full capacity, and use gentle Low Stress Training (LST) early on to open up the canopy without causing the stress that high-impact pruning would trigger.

The Outdoor Sun-Catcher

Taking Auto Green Crack outdoors is where this strain truly flexes its vigorous Sativa muscles. Under the natural sun, this plant can easily surpass 1.50 m (4.92 ft) in height, turning into a towering bush of fruity, resinous flowers. It is the perfect choice for a sunny balcony, a discreet backyard corner, or a guerrilla grow where you want maximum yield with minimal daily maintenance.

What changes outdoors is the sheer volume the plant can achieve. The unrestricted root space in a large pot or directly in the ground allows the Skunk #1 lineage to build a massive root system, resulting in heavier, longer colas. The natural airflow also helps keep mold at bay, even when the buds get incredibly dense.

For outdoor success, plant it during the sunniest months of your local summer. Give it plenty of space to stretch, and support the heavy side branches with stakes as harvest approaches to prevent them from snapping under their own weight.

How to choose the best use for you

Deciding between an indoor setup or an outdoor garden for your Auto Green Crack depends entirely on your available space and how much control you want over the final product. Both scenarios will reward you with a top-tier, energetic stash, but your growing style will dictate the best path.

If you are still on the fence, consider these points to find your perfect match:

• If you are a control freak who loves dialing in VPD and light spectrums, the indoor route will suit you better.
• If you have a sunny, private backyard and prefer letting nature do the heavy lifting, outdoor growing is your best bet.
• If you need a fast turnaround regardless of the season, indoors guarantees a 12-week cycle year-round.
• If you want the absolute largest yield per plant without worrying about electricity bills, outdoors in peak summer is the way to go.
• If stealth is a priority, an indoor tent with a good carbon filter will keep the pungent skunk aroma completely hidden.

Advantages and benefits that show up in every case

No matter where you decide to pop these seeds, Auto Green Crack consistently delivers a premium experience.

• Because it features vigorous Sativa genetics, you can enjoy massive plant growth, which means heavier yields and a stash that lasts much longer.
• Because it produces up to 22% THC, you can experience a potent, uplifting high, which means you stay productive, creative, and energized throughout the day.
• Because it has an autoflowering trait, you can harvest in just 12 weeks from germination, which means less waiting and a faster return on your investment.
• Because it inherits Skunk #1 resilience, you can grow it easily with minimal fuss, which means less stress and a higher success rate, even if you are a beginner.
• Because it boasts a mango and spicy skunk terpene profile, you can enjoy a mouth-watering flavor with every puff, which means your smoking or vaping sessions become a truly gourmet experience.

Technical specifications

• Breeder: Seed Stockers
• Type: Autoflowering
• Dominance: Sativa dominant
• Genetics: Skunk #1 x Mango Indica
• Life Cycle: Approx. 84 days (12 weeks) from germination to harvest
• Yield (Indoor): 450-550 g/m2 (1.47-1.80 oz/ft2) approx.
• Yield (Outdoor): 100-200 g/plant (3.53-7.05 oz/plant) approx.
• Height (Indoor): 1.00-1.50 m (3.28-4.92 ft)
• Height (Outdoor): 1.20-1.60 m (3.94-5.25 ft)
• Difficulty: Low
• Structure: Vigorous stretch, large internodal spacing, heavy side branching
• Ideal Climate: Temperate, Mediterranean, warm and sunny
• Recommended Pot: 18-27 L final pot early on
• Smell in Grow: High (carbon filter highly recommended indoors)
• THC: Up to 22%
• CBD: Low (approx. 1%)
• Aromatic Profile: Old School Skunk, sweet mango, floral, spicy
• Effect: Active, energetic, cerebral, ideal for daytime chores

Advice on how to grow the seed

Preparation & Start

Set up your space for a fast 12-week cycle and germinate seeds at 22-25 C.

• Plant directly into an 18-27 L final pot to avoid transplant shock.
• Use an airy soil mix with plenty of perlite for root oxygenation.
• If growing outside, an Autoflowering Outdoor Kit provides the perfect foundation.
• Keep seedling humidity around 60-70% for optimal early development.

Vegetative Phase

Maintain an 18/6 or 20/4 light cycle indoors to maximize this Sativa's vigorous growth.

• Water lightly around the edges to encourage roots to stretch outward.
• Apply Agrobeta Growth Black Line 1L to support rapid, healthy branching.
• Use gentle Low Stress Training (LST) to manage its tall structure.
• Strictly avoid topping or high-stress pruning to prevent stunting.

Flowering & Harvest

Expect a significant stretch as pre-flowering begins; lower humidity to 40-50% to prevent mold.

• Ensure strong airflow through the canopy as buds become dense.
• Add Carbo Max Grotek during peak bloom to increase bud weight and resin.
• Flush the substrate 10 days before harvest for a cleaner mango flavor.
• Harvest when trichomes are mostly milky for the ultimate energetic effect.

Drying & Curing

Patience here locks in that sweet mango and spicy skunk terpene profile.

• Dry the whole plant slowly at 18-22 C for about 10 to 14 days.
• Maintain a steady humidity of 50-60% in your drying room.
• Cure in glass jars for at least 3 weeks, burping daily.
• Keep jars in a cool, dark place to preserve the 22% THC.

Frequently Asked Questions

How tall does Auto Green Crack get?

Because of its strong Sativa dominance, this strain stretches significantly more than average autoflowers. Indoors, it easily reaches 1.00 to 1.50 m (3.28 to 4.92 ft), while outdoors in a large pot, it can stretch up to 1.60 m (5.25 ft). Make sure you have enough vertical space before planting.

Is this strain good for beginners?

Yes, absolutely. Thanks to its Skunk #1 heritage, it is highly resilient to common beginner mistakes and environmental fluctuations. As long as you avoid aggressive pruning and provide it with enough space and light, it will reward you with a massive harvest with very little fuss.

When is the best time to consume Auto Green Crack?

With its energetic, active, and cerebral high, this is the ultimate daytime strain. It is perfect for a wake-and-bake session, tackling household chores, going for a long walk, or engaging in creative projects. It is not recommended right before bed, as the uplifting effects might keep you awake.

Does it smell a lot during flowering?

Yes, the Old School Skunk genetics make this a very pungent plant. By week six, it will start emitting strong floral, spicy, and fruity mango aromas. If you are growing indoors and need discretion, a high-quality carbon filter is absolutely mandatory.

Personal Experience of Pevgrow’s CEO (Alan)

Whenever I need a reliable daytime smoke that won't leave me glued to the couch, Auto Green Crack is one of my top choices. I usually run these seeds in my larger indoor tent during the winter, keeping the lights on a 20/4 schedule to squeeze out every ounce of yield. The first time I grew it, I was genuinely surprised by the stretch, this Sativa lineage does not play around! It easily shot past the 1.20 m (3.94 ft) mark, so I quickly learned that early LST is my best friend here.

What I love most about this strain is the terpene profile. The moment you open the jar, you get hit with that classic, pungent Skunk aroma, but when you vape it, the sweet mango notes really take over the palate. It is a fantastic, functional high. I highly recommend it to anyone who loves Sativas but doesn't want to wait 14 weeks for a photoperiod plant to finish. Just remember: give her plenty of root space from day one, don't top her, and make sure your carbon filter is fresh, because she stinks in the best way possible!