How to Grow GG4 Fast Blooming
What’s up, fellow cultivator! Are you ready to grow an absolute legend of the cannabis world, but on a turbocharged schedule? A plant so famous for its sticky, resin-drenched buds that it earned the name Gorilla Glue, now bred for speed? Then let’s talk about the incredible GG4 Fast Blooming.
This is the plant you grow when you want a fast, reliable harvest of top-shelf, incredibly dense and aromatic homegrown buds, without sacrificing any of that classic GG4 power. It’s a favorite in our community for a reason. I’m here to educate you and help you nurture this beautiful plant from a tiny seed into a truly epic harvest. Let’s get to it!
Recommended Strains
GG4
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THC | 27% (High) |
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Type | Feminized |
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Yield | High |
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Phenotype | 40% Indica / 60% Sativa |
GG4 Autoflower
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THC | 18% - 24% (Medium) |
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Type | Autoflowering |
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Yield | High |
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Phenotype | 40% Indica / 60% Sativa |
From Seed to a Pungent, Potent Harvest: The Full Grow-Along
This indica-dominant hybrid is famously resilient and a vigorous grower, making it a fantastic choice for cultivators of all experience levels.
Germination: The First Spark
Every great plant starts with a single healthy seed. The paper towel method is my trusted technique.
- Soak: Give your seeds a 12 to 24-hour soak in a glass of room-temperature water.
- Wrap: Place the hydrated seeds between two paper towels that are damp, but not dripping wet.
- Keep it Warm & Dark: Put your paper towel setup inside a Ziploc bag or between two plates.
- Sprout!: In a couple of days, a tiny white taproot will emerge. Game on! Carefully plant it about a half-inch deep in your starter pot, with the root pointing down.
Common Mistake to Avoid: Being too rough. That new little taproot is the most fragile part of the plant’s life. Use tweezers and a gentle touch when moving it to its new home.
The Vegetative Stage: Building a Strong Foundation
During the veg stage, your GG4 Fast Blooming is focused on building a strong, bushy indica structure to support all those future dense, heavy buds.
- Light Cycle: You need long “days” to promote strong vegetative growth. An 18/6 light cycle (18 hours of light, 6 of darkness) is the gold standard.
- Nutrient Needs: Your plant is hungry for Nitrogen (N) during this phase to fuel all that leafy development. Use a well-balanced “grow” fertilizer.
- Train for Bigger Yields: This plant responds incredibly well to training. Techniques like Topping or Low-Stress Training (LST) will open up the canopy, allow more light to reach the lower branches, and dramatically increase your final yield.
The Flowering Stage: An Aromatic Explosion
This is where the magic really happens. To trigger flowering, you MUST switch your lights to a strict 12/12 cycle (12 hours of light, 12 hours of absolute darkness).
The flowering time for GG4 Fast Blooming is a super-fast 6-7 weeks! During this phase, the plant will stretch a bit, then focus its energy on producing incredibly dense and resinous buds. The aroma will be that classic earthy, piney, and gassy smell that GG4 is famous for.
When you flip your lights, switch to a “bloom” fertilizer that is higher in Phosphorus (P) and Potassium (K) to support this amazing flower production.
Common Mistake to Avoid: High Humidity. Those dense indica buds are a magnet for mold if your humidity is too high. It is CRITICAL to keep your humidity levels lower (around 30-40%) and ensure good airflow during the flowering stage.
Promos & Deals
Indoor vs. Outdoor: Choosing Your Grow Environment
This hybrid is adaptable, but it truly shines outdoors thanks to its speed.
Growing Indoors
This is where you can create the perfect, controlled environment to produce connoisseur-quality buds.
- Height: This is a medium-to-tall plant. Expect a final height between 3.3 to 6 feet (100-180 cm). You will definitely want to use training techniques to manage its height and create an even canopy.
- Odor Control is NOT Optional: It’s a GG4 strain! The pungent aroma is amazing, but it will be noticed. A high-quality carbon filter is absolutely essential for any discreet indoor grow.

Growing Outdoors
This is where GG4 Fast Blooming earned its legendary reputation.
- Height Potential: Unrestrained outdoors, this plant can stretch towards the top end of its height range, often growing over 6 feet tall.
Best U.S. Cities and Climates: This strain loves warm, stable, temperate climates, but its secret weapon is its speed.
- The Pacific Northwest (Portland, Seattle): This is where the “Fast Blooming” is a hero. You can easily start in late spring and be harvested and dried long before the heavy autumn rains arrive. This is a game-changer for growers in this region!
- California (San Francisco, Oakland): The Mediterranean climate is ideal for this plant to thrive.
- North Carolina (Asheville): The long, warm growing season is great, but be vigilant about airflow to prevent mold in the high humidity.
Pro-Level Playbook: Cloning and Powerful Extractions
Cloning: Preserve That Perfect Profile
Find a specific GG4 Fast Blooming plant with that perfect effect? Don’t let those amazing genetics go!
- Select & Snip: Take a healthy 4-6 inch cutting from a lower branch of a mother plant in her vegetative stage. Use a sterile razor for a clean cut.
- Hormone Dip: Immediately dip the cut end in a rooting hormone to inspire vigorous root growth.
- Plant It: Place the cutting into a moist starter cube like Rockwool.
- Keep It Humid: Cover your new clones with a humidity dome to keep them from wilting.
- A New Generation: In about one to two weeks, you’ll have a new plant that is a perfect genetic copy of your prized mother!
What to Do With Your Trim? Make a Masterpiece!
A sustainable grower uses the whole plant! The frosty trim from your GG4 Fast Blooming is a flavor goldmine.
This is THE perfect strain for making classic, old-school hash or potent rosin. With the dense, frosty buds from its legendary lineage, you can create some truly top-shelf, powerful, and solventless concentrates.

The Grand Finale: Harvest, Dry & Cure
You’ve made it! Get a jeweler’s loupe and look at the trichomes. When they have changed from clear to mostly milky-white, with just a hint of amber, you’ve hit the sweet spot for a perfectly balanced high.
- The Chop: Cut your plants and trim away the large fan leaves.
- The Slow Dry: Hang the branches in a dark room with good airflow, a temperature around 60-70°F (15-21°C), and humidity around 45-55%. This usually takes 7-10 days.
- The Cure: This is the final step for a smooth and flavorful final product. Trim the buds and place them in airtight glass jars. “Burp” the jars daily for the first couple of weeks. A proper cure of at least 2 to 4 weeks will bring out that complex earthy and gassy flavor.
Frequently Asked Questions
Is GG4 Fast Blooming a good strain for beginners?
Yes! Its genetics make it incredibly resilient and manageable. Its fast flowering time also means less time for things to go wrong, making it a very forgiving and rewarding plant.
What are the effects of this hybrid really like?
It’s a beautifully balanced high. It starts with a happy, creative, and euphoric feeling. This then settles into a deep, soothing body relaxation that melts away stress and pain without being a total knockout.
What does “Fast Blooming” in the name mean?
It means it was specifically bred to finish flowering early in the season, typically in late September or early October. This is a huge advantage for outdoor growers in climates with shorter summers or rainy autumns.
What are the key challenges when growing GG4 Fast Blooming?
The biggest challenges are managing its powerful aroma (a good carbon filter is a must indoors!), preventing mold in its extremely dense buds with good airflow (even with its resistance), and supporting its branches, which can get very heavy.
How big will my yield be?
Get ready for a massive harvest! GG4 Fast Blooming is a legendary yielder. It grows into a solid, multi-branched plant that packs on an incredible amount of weight. You will be very happy with your final weigh-in.


