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RP 43 aka Richard Petty – From Elite Clone to Indica Champion Strain

Author: Adam

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Posted on 19-8-2025

RP 43, also known as “Richard Petty”, is an indica-dominant cannabis strain from DNA Genetics that’s making waves among growers and connoisseurs. Named after NASCAR legend Richard Petty (famous for his iconic #43 car and nickname “The King”), RP 43 was born to be a champion in the garden. This strain started as an elite clone in DNA’s vault, prized for its potent buds, pungent gasoline aroma, and impressive yields. Now, through careful breeding, DNA Genetics offers RP 43’ S1 – a feminized seed version of the original clone – so growers everywhere can experience this high-octane indica hybrid. In this blog, we’ll dive into the history of RP 43, explain the RP 43’ S1 seeds, and explore the strain’s characteristics from growth and yield to flavor and effects. Don’t worry – whether you’ve heard it called RP 43, Richard Petty, or RP 43’ S1, it’s essentially the same superstar strain!

Origins of RP 43: “Richard Petty” – An Elite DNA Genetics Creation

Every great strain has an origin story, and RP 43’s begins with DNA Genetics’ expert breeders hunting for exceptional phenotypes. RP 43 started as a one-of-a-kind female plant (clone) selected for its indica-leaning traits, massive resin production, and unique aroma. The breeders nicknamed it “Richard Petty” in honor of the racing legend who won 200 NASCAR races in car #43 – a fitting name for a strain that zoomed to the top of their list. Like the champion driver, the RP 43 clone showed first-place qualities, earning “elite clone” status in DNA’s collection.

RP 43 is indica-dominant, high-yielding, and super potent, potent enough to take a veteran sky-high. In fact, RP 43 performed so well in test grows that it’s not only been released as its own strain, but also used as a breeding parent in new hybrids (a true mark of a champion genetic).

Recognizing they had a winner, DNA sought a way to share this once-exclusive phenotype with the wider growing community – without losing the very traits that made it special. The solution? Create feminized S1 seeds from the RP 43 clone.

RP 43’ S1 Feminized: Preserving the Legend Through Self-Pollination

To bring RP 43 to growers in seed form, DNA Genetics employed the S1 breeding method – a form of self-pollination used to preserve a plant’s genetics. In simple terms, breeders reverse the sex of the original RP 43 female clone to make it produce pollen, then use that pollen to fertilize the female (itself or a clone of itself). This process creates S1 seeds, which carry almost identical genetics to the mom since no outside pollen is introduced. The result is RP 43’ S1: a feminized and stabilized version of the strain that growers can germinate and cultivate at home.

What does “RP 43’ S1” mean? The “S1” indicates these seeds are the first selfed generation of RP 43 – essentially RP 43 crossed with RP 43. Breeders often use colloidal silver or other techniques to induce a female cannabis plant to grow male flowers that produce pollen. Pollinating the original female with its own pollen locks in its desirable traits for the next generation. Because the pollen comes from a genetically female plant, S1 seeds are feminized – typically 99% guaranteed to grow female cannabis plants (so you won’t have to worry about males).

By creating RP 43’ S1, DNA Genetics ensured that the legendary RP 43 clone’s traits are preserved and accessible. Growers purchasing RP 43’ feminized seeds are essentially growing the same strain as the original RP 43. There’s no confusion needed – RP 43 (the clone) and RP 43’ S1 (the seed line) produce the same Richard Petty strain. The naming is just to distinguish the clone from the seed product. So whether you hear someone rave about RP 43 or RP 43’ S1, they’re talking about the very same indica-dominant DNA Genetics creation, now available to cultivate.

Strain Characteristics and Growing Guide

The compact, indica-dominant structure of the RP 43 plant, designed for high yields in small spaces.

One reason RP 43 earned its stripes is that it’s grower-friendly yet delivers professional-quality results. DNA Genetics designed this strain to be easy to grow, so even novice cultivators can succeed, while seasoned growers can push it to its full potential.

What to expect when growing RP 43’

  • **Growth Pattern: RP 43 is an indica-dominant hybrid, which shows in its morphology. Plants stay bushy and medium-heightthis short, stout strain seldom exceeds ~4 feet (1.2m) indoors. It develops thick broad leaves and sturdy branches. The internodes are fairly tight, helping form dense clusters of buds. As flowering progresses, you’ll see resin-coated colas that “glisten like morning dew,” signaling the strain’s heavy resin production.
  • **Flowering Time: RP 43 races to the finish in about 9 weeks of flowering (indoor). This rapid bloom cycle is quicker than many indicas, living up to the motorsport inspiration. Outdoor growers can expect to harvest by early to mid-October in the Northern Hemisphere.
  • **Yield Potential: Be prepared for big yields. Indoors, RP 43 can yield roughly 14–16 ounces per square meter (about 450–500 g/m²) under good conditions. Outdoors, in optimal sunny climates, each plant can produce upwards of 600–800 grams (especially with a longer veg period and ample root space). In short, this strain is high-yielding, and many growers will see rewarding harvests that truly justify the effort.
  • **Suitable Environments: Indoors is ideal for maximum control – RP 43 thrives in a typical 70–80°F (21–27°C) temperature range with moderate humidity (50–60% RH in veg, slightly lower in bloom). It’s a great candidate for SOG (Sea of Green); due to its compact nature, you can fit many plants in small spaces. For example, some growers pack 9–16 plants per m² in SOG to maximize canopy coverage. Outdoors, RP 43 appreciates a warm, temperate climate with plenty of direct sun. Thanks to robust genetics, it has high resistance to pests and diseases, making it relatively low-maintenance and “stress-free” to grow even outside. This resiliency means it can handle fluctuations and is forgiving of the occasional mistake – good news for beginners.
  • **Cultivation Tips: Indoors, maintain that bushy structure with light pruning of fan leaves if needed to improve light penetration (especially during bloom). Remember, like many cannabis plants, RP 43 can stretch about 2x in height when flowering begins, so plan your veg time and canopy accordingly. Using techniques like Sea of Green (SOG) or gentle low-stress training can help maximize yields. Because the buds grow very dense and sticky, ensure good airflow in the grow area – prune lower growth and use fans to prevent moisture buildup, which can thwart any risk of mold on those giant colas. Outdoors, giving each plant plenty of root space (large pots or directly in rich soil) and perhaps adding beneficial mycorrhizae can boost vigor. As harvest nears, check the trichomes on buds; many growers find harvesting when ~70% of trichomes turn cloudy (with a few ambers) is the sweet spot to capture RP 43’s full flavor and effect.
  • **Post-Harvest: Like any top-shelf strain, proper drying and curing significantly improve RP 43’s quality. A slow dry (8–12 days at ~60°F, 60% RH) followed by a cure of a few weeks will unlock the full terpene profile and smoothness of these buds. Curing not only deepens the flavors but also preserves potency by allowing cannabinoids and terpenes to stabilize. The patience will be worth it when you finally grind up those sticky, dank buds and get a whiff of the rich aroma.

Quick Facts Recap

Indica-dominant hybrid; ~9 weeks flowering; 450–500 g/m² indoor yield; medium height, bushy structure; high pest resistance; easy for beginners. With such traits, it’s clear why RP 43 is called a “true champion in the world of cannabis seeds”. It marries ease of growth (hardy, forgiving, short bloom) with top-tier output (heavy, quality yields). Whether you’re a hobby grower or a seasoned cultivator, RP 43 offers a reliable and rewarding grow experience.

Aroma and Flavor Profile – High-Octane Terpenes

One of the most unforgettable aspects of RP 43 is its aroma. In a word, this strain is dank. As soon as you crack open a jar of cured RP 43 buds, your nose is hit with a strong odor of gasoline – yes, fuel! – layered over classic earthy and skunky tones. It’s the kind of pungent scent that true cannabis “gearheads” (and perhaps car enthusiasts) adore. In fact, fans often joke this strain “runs on high-octane terpenes,” referencing its petrol-like bouquet.

Digging into the terpene profile

RP 43 is rich in several terpenes known for distinctive scents:

  • Myrcene: Typically the most abundant terpene in this strain, myrcene gives a musky, dank, almost gassy smell. It’s the same terpene found in hops and mangoes, contributing to that “lush, earthy” fragrance. High myrcene is common in indica strains and is associated with that telltale “skunky” cannabis aroma. It also has noted sedative effects (myrcene in large amounts can promote relaxation or “couch-lock”).
  • Limonene: The sharp citrus twist in RP 43’s aroma comes from limonene. Limonene smells like lemon peel or orange rind – in this strain it adds fruity, zesty notes that cut through the fuel scent. Interestingly, limonene is often an energetic, mood-lifting terpene, commonly found in sativa-leaning strains. In RP 43, it’s part of what gives the smoke a surprisingly smooth and slightly sweet finish despite the strong gassy smell.
  • Caryophyllene: This spicy, peppery terpene underpins the aroma with a bite. Caryophyllene (found in black pepper and cloves) adds warm spice and herbal depth to RP 43. It doesn’t dominate, but on exhale you might notice a hint of pepper or cinnamon-like flavor. Uniquely, caryophyllene is also a cannabinoid-mimicking terpene known to interact with CB2 receptors (potentially contributing to anti-inflammatory benefits).
  • Humulene: A lesser-known but important terpene here, humulene contributes earthy, woody, and subtly hoppy notes. It’s named after hops (Humulus lupulus) and brings that “craft beer” herbaceous aroma into the mix. Humulene is also believed to have anti-inflammatory properties and even appetite-suppressant effects in isolation, though in RP 43 it mainly shines by giving that forest-like, musty undertone that rounds out the flavor.

Together, these terpenes create a “spectacular flavor profile” in RP 43. On the inhale, expect a diesel fuel and skunk blast – pungent and in-your-face (a trait many seasoned users crave). On the exhale, the flavor turns smoother and dank, with a touch of citrus and earthiness lingering on the palate. Some smokers describe the aftertaste as a mix of pine forest and lemon peel, with a slight sweetness or musty spice that keeps you going back for another toke. If you’re a fan of strains like Chemdawg or Gorilla Glue for their gas-heavy profiles, RP 43 will be right up your alley. And if you’re new to “fuel” strains – get ready, because this one’s an aromatic feast that showcases what cannabis terpenes can do.

Effects, Potency and Medicinal Benefits

RP 43 may carry a race car driver’s moniker, but its effects are more about cruising and relaxing than speeding.

Two-stage high

  • Initial Uplift: The first wave can be surprisingly energetic and euphoric for an indica-dominant plant. Soon after your first few puffs, you might feel a rush of happiness and creativity, even a slight boost in focus or social ease. This is likely thanks to the bit of sativa heritage in its hybrid genetics (and perhaps that limonene terpene’s mood-brightening effect). Don’t be fooled by the relaxing reputation – at low to moderate doses, RP 43 can spark chattiness and mental stimulation, making it enjoyable for social gatherings or artistic activities early on. Some have noted it reduces inhibitions and anxiety initially, allowing for a care-free, uplifted mood.
  • Deep Relaxation: After the initial “head high” settles, classic indica effects take over. A wave of physical calm will wash through your body, easing tension in muscles and lending a warm, tranquil glow from head to toe. Many users experience heavy limbs and droopy eyelids – that pleasant “time for a couch session” feeling. In higher doses or after a little while, RP 43 can become sedating, lulling you toward a restful state. It’s ideal as an evening or nighttime strain, or for unwinding on a lazy day off. Don’t be surprised if that earlier motivation transforms into pure blissful couch-lock as you binge your favorite show or sink into some good music.

With this balance of effects, RP 43 offers a versatile experience. Enjoy a small bowl for a functional, giggly buzz with friends, or indulge in a larger dose for a knockout tranquilizer before bed.

Potency

RP 43 is described as very potent – likely around 20% THC or above in decent grows. Users with lower tolerance should start slow. The strain’s intensity “is known for its potent effects” even among experienced consumers. CBD levels are minimal (this is primarily a THC strain). The strong body high suggests a rich profile of cannabinoids and terpenes working in concert (entourage effect), so treat RP 43 with the respect a king deserves!

Medicinal and Therapeutic Uses

As a mostly indica hybrid with significant THC and a calming profile, RP 43 may offer several potential benefits:

  • Insomnia Relief: Thanks to its sedative phase, many turn to RP 43 as a nightcap strain. About an hour after smoking, it may help quell insomnia and promote deeper sleep. If you have trouble winding down at night, this could tuck you in.
  • Stress & Anxiety: The euphoric uplift followed by total relaxation is well-suited to melt away stress. Users report it’s great for unwinding after a hard day, easing an anxious mind, and inducing an overall sense of contentment. Just note that very high doses of potent THC can sometimes increase anxiety in sensitive individuals – moderation is key for purely anxiolytic effects.
  • Muscle Tension & Pain: Indicas are renowned for body relaxation, and RP 43 is no exception. As your limbs get heavy, you may notice aches and pains diminishing. Its analgesic qualities could help with chronic pain, muscle spasms, or just that post-workout soreness. Additionally, caryophyllene and myrcene both have anti-inflammatory properties, potentially enhancing the pain relief.
  • Appetite Stimulation: Feeling the munchies is a common side effect. In fact, RP 43 has been cited as possibly helping those with appetite loss or eating disorders – after partaking, hunger returns and food becomes very appealing. For medical patients who need to spur appetite (e.g. during chemotherapy or recovery), this strain might be worth a try.
  • Depression & Mood: The initial mood lift and giggly effects suggest RP 43 could temporarily alleviate negative mood and bring on a dose of happiness. Limonene is studied for potential anti-depressant effects, and while not a substitute for professional care, a bowl of “Richard Petty” might just put a smile on your face.

As always, individual experiences vary, but overall RP 43 aka Richard Petty delivers a powerhouse indica experienceeuphoric and creative up front, then profoundly relaxing and therapeutic as it progresses. It’s a strain fit for both recreational enjoyment and winding down when you need some relief.

RP 43 in the DNA Genetics Lineup

DNA Genetics has earned its reputation worldwide for creating award-winning strains, and RP 43 proudly takes its place among their most exciting releases. Originally unveiled as part of a special genetics drop, this powerhouse indica has quickly joined the ranks of DNA’s must-have cultivars. Today, RP 43 shines alongside other standout creations like 3Peat and the autoflower innovation Auto Bahn – each strain reflecting DNA’s dedication to premium, hand-selected genetics that push the boundaries of modern cannabis breeding.

What makes RP 43 so compelling is its unique backstory, combined with a high-octane terpene profile, yet it still carries DNA’s hallmark of quality, stability, and consistency. For growers and collectors, seeing “RP 43 S1” in the DNA catalog is a big deal – it means a once-exclusive novelty strain is now available in feminized seed form, packaged in options of 5, 10, 15, or 20. With discreet shipping and DNA’s germination guarantees, it’s no wonder this strain sells out quickly whenever it drops.

Embrace the Legend of “The King” – RP 43 Awaits

RP 43 aka Richard Petty truly lives up to its royal nickname. From its easy, vigorous growth and rapid flowering to its fuel-forward aroma and deeply relaxing effects, this strain brings a winning combination for growers and consumers alike. DNA Genetics took the pole position with this one – preserving a champion clone through RP 43’ S1 feminized seeds so that everyone can get a taste of its indica-dominant excellence. Whether you’re drawn by the novelty of its namesake or simply the promise of top-shelf bud that’s “potent, pungent, and fit for a king,” RP 43 deserves a spot in your garden or collection.

Plant some RP 43 seeds, and in a few months you could be smelling that signature gasoline perfume while trimming armfuls of sticky, trichome-laden buds. Enjoy the euphoric ride it gives your mind, then settle in for a gentle landing into relaxation. Few strains manage to hit that sweet spot of flavorful, powerful, and grower-friendly – yet RP 43 confidently takes the trophy.

Ready to experience the RP 43 difference? DNA Genetics has you covered. Order your RP 43 (Richard Petty) feminized seeds directly from DNA’s official store and get growing. All purchases come with premium support and loyalty rewards – for example, you can earn points in DNA’s Loyalty Program for discounts on future gear. And if you’re as passionate about rare genetics as we are, join the DNA Seed Vault Club to access members-only strain drops (who knows, the next Richard Petty-level phenom might be in there!).Start your engines and dive into this high-octane strain today – with RP 43 in your grow room, you’ll be on the fast track to a champion harvest. Happy growing and enjoy the ride!

About Adam: Adam is a cannabis breeder, researcher, and writer at DNA Genetics with over a decade of hands-on cultivation experience. Specializing in landrace genetics, terpene analysis, and strain history, he authors in-depth strain profiles and educational content that share his practical expertise with the cannabis community.
Read more posts by Adam

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About OG DNA Genetics Inc.

DNA Genetics was rooted in Los Angeles and founded in Amsterdam in 2004 by Don Morris and Aaron Yarkoni. Over the last decade, the Company has built and curated a seasoned genetic library and developed proven standard operating procedures for genetic selection, breeding, and cultivation. In a world that is increasingly opening up to commercial cannabis activity, DNA is positioned to become the first, truly geographically-diversified company with multiple partnerships with top-licensed producers and brands that have built their companies and global presence utilizing the “Powered by DNA” model.

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