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Before yesterdayMain stream

Humans in southern Africa were an isolated population until recently

3 December 2025 at 15:40

The fossil and genetic evidence agree that modern humans originated in Africa. The most genetically diverse human populations—the groups that have had the longest time to pick up novel mutations—live there today. But the history of what went on within Africa between our origins and the present day is a bit murky.

That’s partly because DNA doesn’t survive long in the conditions typical of most of the continent, which has largely limited us to trying to reconstruct the past using data from present-day populations. The other part is that many of those present-day populations have been impacted by the vast genetic churn caused by the Bantu expansion, which left its traces across most of the populations south of the Sahara.

But a new study has managed to extract genomes from ancient samples in southern Africa. While all of these are relatively recent, dating from after the end of the most recent glacial period, they reveal a distinct southern African population that was relatively large, outside of the range of previously described human variation, and it remained isolated until only about 1,000 years ago.

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© Edwin Remsberg

Many genes associated with dog behavior influence human personalities, too

26 November 2025 at 07:30

Many dog breeds are noted for their personalities and behavioral traits, from the distinctive vocalizations of huskies to the herding of border collies. People have worked to identify the genes associated with many of these behaviors, taking advantage of the fact that dogs can interbreed. But that creates its own experimental challenges, as it can be difficult to separate some behaviors from physical traits distinctive to the breed—small dog breeds may seem more aggressive simply because they feel threatened more often.

To get around that, a team of researchers recently did the largest gene/behavior association study within a single dog breed. Taking advantage of a population of over 1,000 golden retrievers, they found a number of genes associated with behaviors within that breed. A high percentage of these genes turned out to correspond to regions of the human genome that have been associated with behavioral differences as well. But, in many cases, these associations have been with very different behaviors.

Gone to the dogs

The work, done by a team based largely at Cambridge University, utilized the Golden Retriever Lifetime Study, which involved over 3,000 owners of these dogs filling out annual surveys that included information on their dogs’ behavior. Over 1,000 of those owners also had blood samples obtained from their dogs and shipped in; the researchers used these samples to scan the dogs’ genomes for variants. Those were then compared to ratings of the dogs’ behavior on a range of issues, like fear or aggression directed toward strangers or other dogs.

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From Landraces to Lab Legends: The Evolution of Cannabis Seeds

23 October 2025 at 15:54

The world of cannabis seeds has transformed faster in the last decade than in the previous century. What began as an unpredictable plant found in remote valleys is now a precision-engineered product bred for potency, flavor and climate resilience. In 2025, growers are seeing the most advanced genetics yet, with brands like Hypno Seeds leading the charge toward smarter, stronger and faster-flowering plants. Understanding how we arrived at this point helps predict what the next generation of cannabis seeds will look like.

From Landrace Roots to Designer Genetics

Early cannabis cultivation relied on landrace varieties. Afghani, Thai, and Colombian Gold each adapted to its native environment. These strains carried unique aromas and effects, but they were unstable. Growers had to navigate unpredictable male-to-female ratios, lengthy flowering times and inconsistent yields.

Then came hybridization. Breeders began crossing regional strains to create new profiles with higher THC levels and shorter cycles. This was the first leap toward modern cannabis seeds—seeds bred with purpose rather than chance.

Feminized Seeds: Ending the Guesswork

The early 2000s marked a turning point with the introduction of feminized seeds. Instead of gambling on which plants would produce flowers, growers could finally plant with confidence. Feminization ensured nearly all plants were female, saving space, nutrients and time.

Today, high-quality feminized genetics are stable, potent and rich in terpenes. They represent a balance of efficiency and craftsmanship that appeals to both hobbyists and large-scale cultivators. Feminized seeds have become the global standard for reliable harvests.

Autoflower Seeds: The Speed Revolution

Next came another major breakthrough: autoflower seeds. Derived from the resilient Cannabis ruderalis species, autoflowers flip the traditional photoperiod rule—they bloom automatically after a set number of weeks, regardless of light cycles.

For growers seeking quick, stealthy, or multiple annual harvests, autoflowers were game changers. Early generations sacrificed potency for speed, but that era is long gone. Modern autoflowers, such as those from Hypno Seeds, regularly reach 25–30% THC and match the flavor and resin output of top photoperiods.

Autoflower genetics have made cultivation accessible to everyone, turning balconies and backyards into micro-grow rooms.

The Evolution of Cannabis Strains: 1980–2026

To appreciate how far cannabis breeding has come, and where it’s heading, here’s a snapshot of its evolution.

EraTypical GeneticsTHC RangeGrowth CycleBreeding FocusExample Strain
1980s–1990sLandraces, early hybrids5–15 %14–16 weeksOutdoor stability, survivalNorthern Lights
2000sEarly feminized × photoperiod hybrids15–20 %10–12 weeksFlavor + yieldWhite Widow
2010sRise of autoflowers and U.S. hybrids18–25 %8–10 weeksIndoor performanceAmnesia Haze Auto
2020–2025Modern polyhybrids / boutique crosses25–35 %8–9 weeksPotency + terpene depthGlitter Bomb
Predicted 2026Climate-adaptive genetics30–38 %7–8 weeksSmart breeding & resilienceNext-gen Genomics line

The table shows how cannabis evolved from rustic genetics to laboratory precision. By 2026, breeders will likely focus on AI-assisted selection, climate-tuned plants, and hyper-stable terpene expression, a clear reflection of how fast the science is moving.

2026 Predictions: Smart Seeds and Functional Terpenes

The next wave of innovation won’t just chase higher THC; it will optimize entire plant systems. Breeders are already experimenting with data-driven selection and predictive modeling to create genetics that adapt to temperature swings, water scarcity and nutrient variability.

Expect to see “smart seeds” with digital lineage tracking and traits chosen for regional performance: cool-climate phenotypes for northern growers, heat-resistant cultivars for southern states.

Terpenes will also take center stage. Instead of breeding only for taste, 2026 strains may be tuned for purpose: uplifting limonene profiles for focus, or myrcene-dominant hybrids for deep rest.

Modern Icons: The Rise of Glitter Bomb

Few strains capture the spirit of this new era like Glitter Bomb seeds. This powerhouse combines exotic parentage with 30% THC potential and dazzling resin production—proof that art and science can coexist in a single plant. Its shimmering trichome coverage, explosive aroma and balanced effects mark a pinnacle of modern breeding.

For breeders such as Hypno Seeds, strains like Glitter Bomb aren’t just products. Rather, they’re milestones in an ongoing evolution toward perfection.

The Takeaway

Cannabis breeding has moved from mystery to mastery. Landrace strains laid the foundation; feminized seeds brought control; and autoflowers brought speed. Now, a new generation of smart, data-driven genetics is redefining what’s possible.

For growers, the message is simple: Understanding the past gives you the power to choose your future harvest. The evolution of cannabis seeds isn’t slowing down—it’s accelerating—and 2026 may be the most innovative year yet.

The post From Landraces to Lab Legends: The Evolution of Cannabis Seeds appeared first on Cannabis Now.

Cannabis Seed Genetics Explained

By: TeamVault
3 April 2025 at 09:12

Cannabis Seed Genetics Explained

 

Cannabis Seed Genetics Explained: Grow Your Dream Strain with The Vault

 

So, you’ve got your grow lights set up, your soil primed, and your excitement through the roof—but how much do you really know about the genetics of the cannabis seeds you’re planting? If you’re serious about growing top-shelf cannabis, understanding cannabis genetics is the secret sauce. And trust me, once you get the hang of it, choosing seeds from The Vault Cannabis Seed Store will feel like picking out a legendary Pokemon!

In this blog, we’ll demystify cannabis seed genetics and explain why this matters for every grower, whether you’re just starting or already have a few bountiful harvests under your belt. Let’s unlock the door to a world of knowledge that can help you grow the strain of your dreams.

 

 

The Basics: What Are Cannabis Seed Genetics?

When we talk about cannabis seed genetics, we’re essentially talking about a plant’s DNA. Just like in humans and animals, the genetic makeup of a cannabis plant dictates its appearance, growth habits, and effects. Whether it will grow tall and lanky or short and bushy, produce dense buds or airy flowers, be rich in THC or packed with CBD—all of these traits are written in its genetic code.

 

In cannabis, genetics determine:

Strain type (Sativa, Indica, Hybrid)
Cannabinoid profile (THC, CBD, CBG, etc.)
Terpene profile (those tasty aromatic compounds!)
Growth traits (height, yield, flowering time)
Resistance to pests, diseases, and environmental conditions
To make it easy, think of cannabis seed genetics like the ultimate blueprint for your plant. Choose wisely, and you could end up with a strain that checks off every box on your wish list.

 

Indica vs. Sativa vs. Hybrid: The Classic Debate

Before we dive into more complex genetic details, let’s cover the basics of Indica, Sativa, and Hybrid strains. If you’re new to growing, you’ll likely see these terms everywhere, and they’re foundational to understanding cannabis seed genetics.

 

Indica

Indica strains are often short, bushy, and suited to colder climates. They’re known for producing a “body high”—that warm, relaxing sensation that leaves you glued to the couch and binge-watching your favorite shows. They typically have shorter flowering times, which makes them appealing for growers looking to harvest sooner rather than later.

 

Common traits of Indica plants include:

Shorter height (great for indoor grows)
Broad leaves
Relaxing, sedative effects
Shorter flowering time (usually 6-9 weeks)
Popular Indica strains you can snag from The Vault Cannabis Seed Store include Northern Lights and Granddaddy Purple.

 

Sativa

On the flip side, Sativa strains are tall, lanky, and thrive in warmer climates. These plants are known for their “head high”—a cerebral, uplifting effect that pairs well with creativity and focus. If you’re a day-time user or want a strain that helps you feel energized and inspired, Sativa is your go-to.

 

Common traits of Sativa plants include:

 

Taller height (sometimes up to 12 feet!)
Narrow leaves
Uplifting, energetic effects
Longer flowering time (usually 10-14 weeks)
Some popular Sativa seeds at The Vault include Amnesia Haze and Durban Poison.

 

Hybrid

Then there are Hybrid strains, which are a blend of both Indica and Sativa genetics. These strains give growers and consumers the best of both worlds, often combining the relaxation of Indica with the mental stimulation of Sativa. Hybrids can lean more towards one side or be a true 50/50 split, offering a wide range of effects.

For a hybrid experience, check out strains like Blue Dream or Girl Scout Cookies, both available at The Vault Cannabis Seed Store.

 

The Importance of Parent Genetics: It’s All in the Family

If you’ve ever heard of a strain being referred to as the “child” of two other strains, you’re not imagining things. Cannabis plants, like animals, have parents. Breeders combine strains (called “crossing”) to develop specific traits, and the offspring (your seeds) inherit traits from both the mother and father plants. It’s like playing with the ultimate genetic toolkit!

For example, if a breeder wants a strain that grows fast (Indica trait) but also produces high yields (Sativa trait), they might cross an Indica-dominant strain with a high-yielding Sativa. The resulting strain might be exactly what they were aiming for—or it might not. Breeding is both an art and a science, and that’s why the genetics behind your seeds are so important.

At The Vault Cannabis Seed Store, you’ll notice strains like White Widow or OG Kush that have been used to breed many of the most popular hybrids on the market today. Knowing the lineage of your strain gives you insights into what you can expect during your grow.

 

Landrace Strains: The Originals

Let’s talk about landrace strains, which are like the ancient ancestors of today’s cannabis. These strains developed naturally in specific geographic regions, without human interference, and are often the purest forms of Indica or Sativa genetics you can find. Think of them as the OGs of the cannabis world.

Some famous landrace strains include Afghani, Thai, and Durban Poison. While modern hybrid strains might offer more specialized effects or better yields, landrace strains offer a piece of cannabis history and some of the purest genetics available. If you’re a purist or a cannabis historian, growing landrace strains can be an exciting way to experience cannabis in its original form.

 

Feminized vs. Regular Seeds: The Genetic Dilemma

When shopping for seeds, you’ll come across terms like feminized and regular. This is another crucial aspect of cannabis seed genetics that every grower should understand.

 

Feminized Seeds

Most growers opt for feminized seeds because they eliminate the guesswork. Feminized seeds are genetically engineered to produce only female plants—important because only female plants produce the resinous buds we all love.

Pros: No need to worry about male plants, which means no accidental pollination or wasted space.
Cons: Some growers argue that feminized seeds might not be as genetically stable as regular seeds, but with high-quality breeders, this isn’t usually an issue.
At The Vault, you can find an extensive selection of feminized seeds, such as Purple Punch and Wedding Cake.

 

Regular Seeds

Regular seeds give you both male and female plants, meaning you’ll need to sex them and remove the males if you’re only after those glorious buds. However, regular seeds are favored by breeders who want to create new strains by crossing male and female plants.

 

Pros: Potential to breed your own strains.

Cons: You’ll need to watch out for males unless you’re specifically breeding.

The Vault also stocks an impressive range of regular seeds, like Skunk #1 for those adventurous growers looking to tinker with genetics.

 

Autoflowering Genetics: The Quick Grower’s Dream

Another genetic factor that’s shaking up the cannabis world is autoflowering seeds. Unlike traditional photoperiod strains, which depend on light cycles to flower, autoflowering strains will automatically switch from vegetative growth to flowering after a certain amount of time, regardless of light exposure.

Autoflowering seeds are often created by breeding cannabis strains with Cannabis ruderalis, a wild, hardy cannabis species known for its ability to flower quickly. These plants tend to be smaller and have shorter grow cycles, making them perfect for beginners or those with limited space and time.

For a speedy grow, check out autoflowering strains like Auto Gorilla Glue or Auto White Widow at The Vault Cannabis Seed Store.

 

Why Buy from The Vault Cannabis Seed Store?

Alright, now that you’re a cannabis genetics whiz, let’s talk about why The Vault Cannabis Seed Store is the best place to shop for cannabis seeds. Whether you’re looking for landrace strains, hybrid powerhouses, or autoflowering seeds, The Vault offers:

A vast selection of premium genetics from trusted breeders.
Feminized, regular, and autoflowering options to suit every grower’s needs.
Discreet worldwide shipping to ensure your seeds arrive safely.
Exclusive promotions and freebies to make your purchase even sweeter.

Conclusion

Cannabis seed genetics are the backbone of every successful grow. Whether you’re after a relaxing Indica, an energetic Sativa, or a balanced Hybrid, understanding the genetics of your seeds is crucial to growing the perfect plant. And with the wide range of high-quality seeds available at The Vault Cannabis Seed Store, you’re just a click away from growing your dream strain. So what are you waiting for? Get growing today!

 

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Remember: It is illegal to germinate cannabis seeds in many countries including the UK.  It is our duty to inform you of this fact and to urge you to obey all of your local laws to the letter.  The Vault only ever sells or sends out seeds for souvenir, collection or novelty purposes.

The post Cannabis Seed Genetics Explained first appeared on Cannabis Seeds News.
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