G13

Descripción

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Lineage G13 Feminized Seeds

G13 seeds, from the cross between G13 and a Secret Hybrid, produce a mostly Indica strain (70% Indica / 30% Sativa). It tends to show a berry, earthy, skunky and sweet flavor with a strong, indica-leaning body high. Similar strains to G13, known for their potent and relaxing effects, include GSC (Girl Scout Cookies), OG Kush, White Widow, and Purple Kush.

It also carries a Medium THC of 16% – 21%, making it a great choice for those looking for a strong, relaxing experience.

Origin

The G13 seeds carry a mysterious lineage, often rumored to have originated in a government lab in the United States. That story has made it one of the most intriguing names in cannabis folklore. Most seeds available today come from later work by both American and European breeders, so G13 keeps its legendary potency and unique genetic traits.

Whatever its true origin, G13 feminized seeds are popular among growers for their robust growth and consistent results. They are sought after for a strong genetic lineage that promises high yields and powerful effects, a legendary name in both American and European cannabis circles.

G13 Seeds Sativa or Indica?

G13 is a mostly Indica strain (70% Indica / 30% Sativa), known for its intense effects and heavy body high. G13 feminized seeds are bred to reinforce these Indica traits for a consistent, powerful result.

Despite its Indica dominance, the Sativa side keeps the effect balanced, adding a talkative, clear-headed lift on top of the relaxation. That mix makes G13 a versatile strain for anyone who enjoys a complex, sociable experience, which helps explain its lasting popularity across a wide range of users.

G13 Strain Effects

The G13 strain is highly regarded for potent effects that deeply relax the body and settle the mind.

Alongside that relaxation, G13 lifts the mood into a happy, talkative state, making it a well-rounded choice for social, recreational use. The combination of a calm body and a chatty, cheerful head is what gives the strain its appealing, multifaceted profile and its enduring reputation in the cannabis community.

G13 Seeds Flowering Time

G13 seeds typically flower in around 8 to 10 weeks, fairly quick for an Indica-dominant strain. This flowering period is ideal for growers who want to maximize turnover without sacrificing quality, and G13 feminized seeds are bred to keep this schedule predictable and efficient.

The plants develop dense, resinous buds that embody the strain’s potent genetics. The relatively short flowering time does not cost quality, as the buds retain their rich cannabinoid and terpene profiles. The combination of a short cycle and high-quality output makes G13 an attractive option for both commercial and personal grows.

How to grow G13 Seeds?

G13 Feminized seeds can be grown indoors or outdoors under optimal conditions, to avoid any problems during their development. Although they are compact, robust and moderately easy to grow, we should always prevent any pests.

You can use different growing methods to retain and enhance the terpenes and flavors of your Feminized G13 buds.

• Use a quality substrate. Perlite, peat or coco coir are ideal for moisture retention.
• Thanks to the experience of our customers with our Feminized G13 seeds, we know that we can increase yields up to 20%.

For optimal indoor cultivation, Blimburn Seeds advises wide, vertical spaces and the use of the ScrOG method to obtain a uniform canopy and increase the size of the lower flowers. If you plan to grow our Feminized seeds outdoors, we have developed a grow guide for optimal cultivation in any area of the world.

Remember that our cannabis plants also need good nutrients as seedlings, in their vegetative period and finally in their flowering period.

When you grow cannabis seeds outdoors, choose the best date for your crop and a place where the plants receive the most hours of sunshine.

If on the other hand you prefer to grow your Feminized seeds indoors, use good tents, textile pots, led lighting, an air extractor to circulate clean air and, of course, a good carbon filter to avoid problems with neighbors or the law.

Keep daytime temperatures between 68-80 ℉ and nighttime temperatures 7 to 9 ℉ cooler than the day.

Feminized plants need low humidity to thrive. Keep relative humidity (RH) at 55%-60% during the vegetative phase, reduce it to around 40% during flowering and to about 30% by harvest.

Outdoors, breeders in the northern hemisphere should sow their cannabis seeds in April for harvest in mid October. Healthy Feminized G13 seeds produce about 19 oz/plant | 550 gr/plant of buds each.

Indoors, these crops have a flowering time of 8 – 10 weeks and produce about 1.47 – 1.8 oz/ft² | 450 – 550 gr/m².

Optimal Climate for Growing

The G13 cannabis strain thrives in a warm, humid tropical climate. Keep the temperature within 70-85 ℉ (21-29 ℃) for optimal growth. Ample sunlight matters, and the strain does well from sea level up to about 2,000 meters, though it is at its best at lower altitudes where sunlight is consistent. Aim to keep annual precipitation within 15-30 inches (380-760 mm) and use well-draining soil to prevent root damage.

For growers in the United States, G13 can thrive in states like California, Oregon, Florida, Georgia, North Carolina, Arizona, Texas, Nevada, Tennessee and Washington, which offer the warm, sunny climate this strain needs.

Remember that temperature control and regular hydration are the key factors influencing G13’s potency and yield, so choose the location that best fits both your convenience and the strain’s climate preferences.

What does the strain smell like?

The buds of the G13 strain are rock hard, soaked in resin and carry a crystalline sheen from the sheer amount of trichomes. Its taste and flavor are a blend of berry, earthy, skunky and sweet notes.

G13 makes a delicious, smooth smoke and delivers a strong, relaxing yet sociable experience. Thanks to its large resin production, it is an ideal strain for high quality extracts and concentrates.

If you like this strain maybe you like Louis XIII strain

Experiencing the strain

G13 is a Medium-THC strain of 16% – 21% that brings a happy, talkative and relaxed state. This mostly Indica marijuana is perfect to unwind, yet it also lifts you into a cheerful, sociable mood that can make almost anyone feel at ease and chatty.

It is ideal to enjoy in the evening after a long day. The plant has a mostly Indica structure: a large stem that supports its satellite branches, and it can be grown both indoors and outdoors, with a higher yield when it gets plenty of hours of sunshine outdoors.

Cannabis seeds are sold for collection and genetic preservation. Check the law in your country before germinating them.

Sold by Blimburn Seeds. European orders ship from Spain and are invoiced in euros. Prices on BudBid are converted from Blimburn’s US dollar prices at the European Central Bank rate of 19 October 2026, so the final price at checkout may differ slightly. Adults only.