GG4 Seeds

Legendary Resin, Proven Genetics, Maximum Potency

GG4 is one of the most sought-after hybrids in the market, delivering a crushing 18-25% THC range built from the powerhouse cross of Sour Dubb and Chem Sis — a lineage that put this strain on the map and keeps growers coming back. With indoor yields pushing 400-500g/m² and outdoor plants capable of 500-600g each, these are high-yield seeds that justify their reputation on every level. If you're looking to buy GG4 seeds with verified genetics and consistent potency, this is the strain that rarely disappoints.

GG4 seeds are available exclusively as feminized seeds, giving you direct access to this strain's full resin and yield potential without variety trade-offs.

GG4 Seed Specs

AttributeValue
Strain TypeHybrid
LineageSour Dubb × Chem Sis
THC Content18–25%
CBD Content0.1–0.5%
Flowering Time8–9 weeks
Indoor Yield400–500g/m²
Outdoor Yield500–600g/plant
Growing DifficultyModerate
Seed Type AvailableFeminized

Buying Guide: GG4 Seeds

Where to Buy GG4 Seeds

Seedsman and ILGM are two of the most reliable sources when you're looking for GG4 seeds for sale online. Seedsman carries GG4 feminized seeds from multiple breeders — including Barney's Farm and Humboldt Seed Organisation — which means you can compare genetics and price points within the same checkout. ILGM stocks their own in-house GG4 feminized line, typically sold in packs of 5 or 10, and frequently bundles it with buy-10-get-10 promotions that make bulk purchasing significantly more cost-effective. Crop King Seeds is another option worth checking, particularly for buyers in Canada, where they offer discreet domestic shipping on GG4 feminized packs.

Payment, Shipping, and Germination Guarantees

Given GG4's consistent demand, most major seedbanks keep it in stock year-round — but it's worth confirming germination guarantees before you commit, especially since this strain's 18-25% THC potential is only realized with verified, viable seeds. ILGM offers a well-documented germination guarantee specifically tied to their feminized lines, replacing seeds that fail to sprout under standard conditions. Seedsman accepts Bitcoin and other cryptocurrencies with an added discount, which is worth factoring in on larger orders of high-THC seeds like GG4. For international buyers, stealth shipping options are available through both Seedsman and ILGM, with plain packaging and no strain-identifying labeling on the parcel.

Value Assessment

GG4 feminized seeds sit in the mid-to-premium price bracket — typically $8–$12 per seed depending on the seedbank and pack size — which is competitive given the 18-25% THC ceiling and the 500-600g/plant outdoor yield potential. As high-yield seeds go, GG4 delivers strong return on investment compared to similar hybrids in this THC range. If you're weighing GG4 against alternatives like Wedding Cake or Gorilla Glue variants from other breeders, the Sour Dubb × Chem Sis lineage is a meaningful differentiator — it's a verified cross with a traceable genetic history, not a marketing rename. For buyers prioritizing CBD, GG4's 0.1-0.5% CBD content is minimal; those seeking therapeutic cannabinoid ratios should look at high-CBD seeds instead. For potency-first buyers, GG4 feminized seeds represent one of the better value propositions currently available as indoor seeds or outdoor seeds in this category.

GG4 Seeds — Frequently Asked Questions

What THC level can I expect from GG4 seeds?

GG4 seeds produce plants testing between 18% and 25% THC, placing them firmly in the upper tier of high-THC seeds on the market. The actual THC expression depends heavily on the breeder's phenotype selection, which is why sourcing from seedbanks like Seedsman or ILGM — who carry GG4 from established breeders with lab-tested results — matters more than it does with lower-potency strains. When comparing GG4 listings across seedbanks, look for breeders who publish independent lab certificates rather than self-reported THC ranges.

How much CBD does GG4 contain?

GG4 contains 0.1–0.5% CBD, which is typical for a high-THC hybrid of this lineage. This is not a medically significant CBD level — buyers specifically seeking cannabidiol-rich genetics for therapeutic purposes should look at high-CBD seeds with a 1:1 or higher CBD:THC ratio instead. GG4's value lies in its THC potency and yield, not its CBD profile.

Is GG4 a good strain for beginner growers?

GG4 is rated moderate difficulty, which means it's not the most forgiving option for first-time growers. From a purchasing standpoint, this is worth factoring into your seed budget — beginners may want to buy a smaller pack (5 seeds) initially rather than committing to a 10-pack, since the learning curve on this strain is real. If you're a newer grower with a fixed budget, there are easier feminized strains that offer comparable yields with less risk. That said, experienced growers looking to buy GG4 seeds will find the moderate difficulty rating well worth the payoff in potency and production.

Where can I buy GG4 seeds online?

GG4 seeds for sale are widely available through Seedsman, ILGM, and Crop King Seeds, all of which ship internationally with discreet packaging. Seedsman offers the broadest selection of GG4 feminized variants from different breeders, making it the best choice if you want to compare genetics side by side. ILGM is the stronger option if you prioritize a straightforward germination guarantee and domestic US shipping. Prices typically range from $8–$12 per seed, with bulk discounts available on 10-packs and promotional offers running regularly on all three platforms.