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Mold Resistant Strains Weed Blog
Check out the Weed Blog and explore the latest and greatest cannabis seeds for sale. Our strain collections include pure indicas and legendary sativas, as well as the highest yielding and most sought-after hybrids. We also provide helpful guides on cultivating and processing cannabis, including mold and mildew solutions to help you get the best results from your harvest.
Top 10 Best Outdoor Strains
Grow the best outdoor strains with ease! Dive into our top ten list of the most resilient and rewarding cannabis strains to grow outdoors—all for sale in regular or feminized seeds. These hardy indica/sativa hybrids, pure sativas, and indicas flourish in challenging outdoor environments—unlike other “mold resistant” strains we’ve tried in Hawaii. Enjoy a successful harvest with our most recommended cannabis seeds for growing outdoors!
Blue Dream
Blue Dream is a popular sativa-dominant American strain that epitomizes West-Coast outdoor growing. Born in the hills of California, these massive cannabis trees produce copious amounts of berry-scented, trichome-laden buds. Packing up to 21% THC, it delivers a smooth, long-lasting cerebral lift cherished by connoisseurs. Some would avoid growing something so popular, but countless users continue to buy Blue Dream—a constant demand needs consistent supply.
Loved by both boutique growers and big farms, Blue Dream quickly dominates outdoor garden space, stretching 8–12 ft in sunny climates and finishing by mid-October in the northern hemisphere. Its mold resistance is well above average, yet a little extra care as harvest approaches converts that vigor into 2–3 kilos of mold-free, top-shelf flower per plant. Gentle pruning, staking, or LST prevents cola-heavy branches from bowing under their own weight as they swell like baseball bats.
Expect hefty, sapphire-streaked flowers that shimmer like rock candy, releasing waves of sweet blueberry, lemon haze, and a whiff of fortified wine. Alpha-pinene leads a terpene lineup famed for anti-inflammatory and clear-headed properties. The inhale starts euphoric and creative, then settles into a long-lasting, blissfully functional cruise. Resin production is outrageous, making Blue Dream a favorite for terp-heavy extracts and carts.
| Flowering Time | 9–12 weeks |
|---|---|
| Harvest Month | October |
| Pack Size | 1–100 seeds |
| Yield Indoor | 400–600 g/m2 |
| Yield Outdoor | 2–3 kg/plant |
| Mold Resistance |  |
Buy Blue Dream Seeds🌱
Frisian Dew
Bred in the windswept province of Friesland, Frisian Dew unites Super Skunk vigor with Purple Star flair, earning multiple Highlife Cup trophies and a reputation as the Netherlands’ outdoor champion. Hybrid vigor drives explosive stature and eye-catching purple phenotypes, while THC levels ride high for an XXL yielder perfectly tuned to damp northern latitudes. Its long-standing popularity among guerilla growers stems from reliability—this plant simply refuses to fail.
In the garden Frisian Dew rockets skyward to 10–13 ft, forming hearty branches packed with buds that ward off rain, botrytis mold, and powdery mildew. She prefers organic soil, moderate feeding, and plenty of root space. Even novices can net several hundred grams, whereas veterans routinely pull multi-kilogram monsters by October. LST, fimming, and super-cropping tame the canopy and multiply budding sites without slowing her stride.
Chunky buds display pastel-violet streaks against lime-green calyxes, exuding a fresh forest-fruit bouquet laced with citrus, pine, and a whisper of Skunk musk. Flavors mirror the aroma—think mixed berries kissed by lemon zest—delivering an energetic, creative high that deepens into serene body relaxation when consumed in quantity. Terpene tests show abundant myrcene, pinene, and lavender-leaning linalool, making her as tasty in a joint as she is effective in a vape.
| Flowering Time | 7–8 weeks |
|---|---|
| Harvest Month | Late September |
| Pack Size | 1/3/5/10 seeds |
| Yield Indoor | No data |
| Yield Outdoor | 2–3 kg/plant |
| Mold Resistance |  |
Buy Frisian Dew Seeds🌱
Bangi Haze
Bangi Haze is an F8 Congolese-Nepalese classic cross bred in Galicia—Spain’s cold, rainy coast—to conquer dank weather. This 70% sativa strain pumps out dense, resin-stacked flowers in nine to ten weeks of budding while laughing at moisture, frost, and fungus. Genetic stability is solid, making it a breeder’s dream for pumping energetic landrace spirit into hybrids. At 19% THC, the heady effect climbs with no apparent ceiling.
Outdoor cultivators relish her early-October finish, manageable 6–9 ft height, and bulletproof immunity to botrytis and cold snaps. Moderate nutrition with soft nitrogen keeps internodes tight, while her open branching welcomes sunlight deep into the canopy—expect 450–600 grams per plant in soggy zones where lesser sativas rot. Because she grows fast, early transplanting and a light defoliation in week six maximize airflow and resin output. Cool nights deepen the lime-green hues and tighten trichome coverage.
Finished colas are rock-hard, sugar-drenched spears giving off sweet floral incense, lemon drop, and star-anise nuances. Alpha-pinene and terpinolene dominate, backed by caryophyllene for a crisp, clear-headed stimulation that sharpens focus and creativity without burnout. The clean smoke leaves a musky-sweet afterglow and a buzz that nudges you upward hour after hour with no limit.
| Flowering Time | 9–10 weeks |
|---|---|
| Harvest Month | Early October |
| Pack Size | 1/3/5/10 seeds |
| Yield Indoor | 400–450 g/m2 |
| Yield Outdoor | High |
| Mold Resistance | |
Buy Bangi Haze Seeds🌱
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Granddaddy Purple
Granddaddy Purple, aka Grand Daddy Purp or Ken Estes’ GDP, is the gold standard for outdoor growers who want potent and marketable purple weed. Get a good whiff of this stuff and its strong grape-berry perfume will stay in your head all day. Short, bushy architecture and the ultimate narcotic high make it a dispensary staple and breeder cornerstone. Purple hues erupt late in bloom, flaunting its royal lineage—the original GDP clone line back-crossed into seed form.
Outdoors GDP handles rain and humidity better than most indica strains; robust stems and quick 56-day bloom mean growers can harvest by late September before true autumn sets in. Feed her extra nitrogen and phosphorus to maximize her naturally slow stretch and moderate yield. With steady airflow and defoliation preventing mold, she rewards with 700 grams or more of sticky purple buds per plant. Cool nights amplify coloration, and light dep can shave extra days for northern finishes.
Finished nugs bleed purple into jade sugar leaves, reeking of sweet wine grapes, wild berries, and candy musk, while thick blankets of trichomes gum up trimming scissors. The smoke is velvety and rich, delivering a heavy body melt that erases pain, nausea, and insomnia within minutes. Expect couch-locking euphoria followed by blissful sedation, perfect for evening wind-down, restful sleep, and comforting medicinal use-cases.
| Flowering Time | 8–9 weeks |
|---|---|
| Harvest Month | October |
| Pack Size | 5/10 seeds |
| Yield Indoor | 400–500 g/m2 |
| Yield Outdoor | 14–17 oz/plant |
| Mold Resistance |  |
Buy Granddaddy Purple Seeds🌱
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NYC Diesel
NYC Diesel, or New York City Diesel, is a 60% sativa hybrid from the Big Apple crossing Mexican and Afghani genetics. With five Cannabis Cup trophies since the early 2000s, this mold resistant strain yields tons of chunky, top-grade buds reeking of petrol. Big and branchy, it handles city rooftops and back-country farms alike, while also performing well indoors under hydroponics. Around 21% THC and a splash of CBD keep the high cerebral yet friendly.
NYC Diesel thrives in most settings, especially when given long hours of intense light, maturing outdoors by early November. Plants grow tall yet bushy, so topping during veg creates a well-lit canopy and keeps the height in check. Packing incredible vigor, they are easy to clone (cuttings root fast in aero cloners) and breed strong hybrids. As long as the plants have enough airflow, their buds have no problem finishing outdoors in wet conditions, delivering up to 500 grams per plant.
The flowers have a dank indica appearance despite their mostly sativa genetics, sparkling with trichomes over lime-green calyxes and smelling like diesel fuel, lime, and grapefruit—very stinky stuff. Initial effects are bright, euphoric, and social before easing into a mellow body relaxation that never glues you to the seat. Terpene tests show abundant limonene, myrcene, caryophyllene, and pinene, giving the smoke a sweet-and-sour flavor perfect for daytime motivation.
| Flowering Time | 10 weeks |
|---|---|
| Harvest Month | Early November |
| Pack Size | 5/10/20 seeds |
| Yield Indoor | 475 g/m2 |
| Yield Outdoor | 950 g/plant |
| Mold Resistance |  |
Buy NYC Diesel Seeds🌱
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Thai Sativa
Thai sativa strains are among the largest and most mold resistant cannabis plants on earth. Connoisseurs prize this type of marijuana for its high THCV content, known to induce psychedelic effects comparable to magic mushrooms. Its thin branches sway in monsoon winds, shrugging off heat, humidity, and mold that would annihilate modern hybrids. With pure, untamed genetics, it’s a badge-of-honor strain for seasoned cultivators. Those chasing rarity will love the unique phenotypes hidden within the line.
These vigorous, tall, and stretchy sativas love soaking up the sun. They’re ideal for cultivation in tropical and subtropical climates—or for temperate-region growers who are up for a challenge. With bloom times of up to 16 weeks, they’re not suited for commercial cash cropping, but rather for true sativa enthusiasts. Some phenotypes of the Ace Seeds Thai variety finish more quickly, in around twelve weeks. During late flowering, the plants will yellow and drop their fan leaves. Be patient beyond this stage, and you’ll see what these buds are truly capable of.
The buds form foxtailed spears of golden lime, sparsely leafed and drenched in sticky resin that smells of fresh citrus wood, anise, and perfume. The smoke from Thai strains is super smooth with hints of lavender and exotic spices, leaving a lingering sweetness on the palate. Effects hit rapidly with an electrifying, heart-racing euphoria, then stretch into hours of crystal-clear introspection.
| Flowering Time | 12–16 weeks |
|---|---|
| Harvest Month | December |
| Pack Size | 5/10 seeds |
| Yield Indoor | Low |
| Yield Outdoor | 1 kg/plant |
| Mold Resistance | |
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Pakistani Chitral Kush
Pakistani Chitral Kush, aka PCK, is a 100% pure indica strain bred since the mid-nineties by selecting the best hash plant expressions while keeping a wide genetic diversity in the population. A landrace descendant from the Hindu Kush valley near Chitral, it’s legendary for producing some of the world’s finest hand-rubbed charas. Expect flashy red, pink, and purple phenotypes alongside classic emerald hash plants—all highly adaptive, fast to bloom, and very resinous.
One of the few indicas able to mature in wet and humid climates, Pakistani Chitral Kush has surprisingly good resistance to rainfall and mold, finishing in just 7–8 weeks of flowering outdoors. The plants stay compact and columnar with pliable branches, perfect for small gardens or guerrilla spots. Moderate feeding and minimal maintenance are enough for buds to shine, yielding over a pound per plant. Breeders prize PCK as a building block for adding color, fruit terps, and cold tolerance to hybrids.
Dense calyxes stack tightly and ooze greasy resin, naturally suited for bubble hash and rosin making. The scent is consistently sweet and penetrating, offering a diverse array of coffee, caramel, cherry, grape, and strawberry-blackberry chewing gum. The smoke is pleasant and relaxing, delivering a mellow body high ideal for evening unwinding without heavy sedation. High geraniol and alpha-humulene levels create a flavorful, therapeutic profile beloved by connoisseurs of old-school hash genetics.
| Flowering Time | 8–9 weeks |
|---|---|
| Harvest Month | Late September |
| Pack Size | 1/3/5/10 seeds |
| Yield Indoor | 400 g/m2 |
| Yield Outdoor | 600 g/plant |
| Mold Resistance | |
Buy Pakistani Chitral Kush Seeds🌱
Pineapple Chunk
Pineapple Chunk is a cannabis strain with big chunky buds that exude tropical aromas similar to fresh pineapples, hence the name. Born from Sweet Pineapple crossed to Cheese x Skunk #1, this indica-dominant beast clocks up to 25% THC, packing heavyweight potency in delightfully fat nuggets. It’s a lucrative marijuana seed variety for for growers of all levels, from beginner to expert. Hawaiian cultivators swear by its rock-solid structure, mold-proof buds, and crowd-pleasing terpene profile.
Pineapple Chunk handles most outdoor climates well, showing impressive mold and disease resistance and finishing early by late September before autumn rains strike. Feed it a hearty diet of bloom nutrients high in phosphorus and potassium, and watch the squat bushes swell with 700 grams or more of dense colas that barely fit in drying racks. Minimal pruning and plenty of sunshine are all that stand between you and a harvest that smells like a roadside fruit stand.
The plump, resin-slick flowers sparkle under a frosting of trichomes, weighing out heavy on weed scales. The aroma blends sweet pineapple, earthy cheese, and a skunky tang into a mouth-watering treat. Limonene, myrcene, and caryophyllene lead the terp party, creating flavors that linger like pineapple upside-down cake. Its effects are powerfully sedative—one bowl melts stress, two bowls glue you to the couch in tropical bliss.
| Flowering Time | 55–65 days |
|---|---|
| Harvest Month | Late September |
| Pack Size | 1/3/5/10 seeds |
| Yield Indoor | 650 g/m2 |
| Yield Outdoor | 750 g/plant |
| Mold Resistance | |
Buy Pineapple Chunk Seeds🌱
Durban Poison
Durban Poison, a revered landrace strain with roots tracing back to South Africa, has evolved over the decades to thrive in northern Europe’s challenging outdoor conditions. Inbred since the 1970s, it stands as a cornerstone parent of modern classics like Girl Scout Cookies, while remaining a top-seller at leading seed banks. Expect vigorous 100% sativa energy packaged in a plant that still flowers in just 8–9 weeks, delivering a powerfully psychoactive head high.
Outdoors, this tough lady rockets past 10 ft and finishes by early October, resisting wind, rain, and cool nights that cripple less-adapted strains. Despite its initial wide indica-style appearance, it boasts unmistakably sativa characteristics by harvest time, bearing long buds and slender leaves. Numerous side branches carry big, heavy flowers, so consider staking or netting to prevent stem snap. Low-maintenance feeding and a roomy root zone translate into XXL harvests every time.
Its buds are unusually dense for a sativa, coated with oversized resin glands that stink of aniseed, liquorish, lemon, and cloves. Alpha-pinene and terpinolene dominate the terpene spectrum, translating to an invigorating, clear-headed rush perfect for productive days. The high is strong, uplifting, and energizing with a touch of paranoia—a morning-coffee replacement for the adventurous. Fast trimming and resinous sugar leaves sweeten the post-harvest chore.
| Flowering Time | 8–9 weeks |
|---|---|
| Harvest Month | Late September |
| Pack Size | 1/3/5/10 seeds |
| Yield Indoor | 450–600 g/m2 |
| Yield Outdoor | 1–2 kg/plant |
| Mold Resistance | |
Buy Durban Poison Seeds🌱
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Blue Widow
Blue Widow is a balanced indica/sativa hybrid with an intoxicating terpene profile that tastes wonderfully sweet and sour—right down to the ashes. There are some crossbreeding experiments that pretty much guarantee stellar results, and bringing together Blueberry and White Widow is a prime example. Blue Widow takes the best of both legends, resulting in a stunning specimen that produces ultra-frosty flowers with alluring blue and purple colors, exuding citrus-berry perfume that turns heads instantly.
This strain also yields like it’s a competition and more or less grows herself, reaching up to 3 m outdoors and gifting as much as 1 kg per plant by early October. Small enough to hide for guerilla growing, Blue Widow also flourishes indoors under LED grow lights, forming dense and finishing strong. She tolerates high humidity and cooler nights, which coax out the deep hues. Simply provide rich soil, sunshine, and occasional training to keep height in check. Classic Widow vigor means minimal pest issues, though odor is loud when the flowers hit full throttle.
Colorful buds with bursts of purple and blue, in beautiful contrast with orange hairs and a frosty coating of trichomes, guarantee instant bag appeal. She also boasts a sweet-and-sour citrus fragrance that tickles the taste buds from a mile away, layering blueberry jam over pine, pepper, and skunky earth. The smoke lands happy and giggly for the first hour, then glides into a dreamy body glow that eases stress without knocking you out.
| Flowering Time | 8–10 weeks |
|---|---|
| Harvest Month | Early October |
| Pack Size | 4/8/12/24 seeds |
| Yield Indoor | 400–500 g/m2 |
| Yield Outdoor | 1 kg/plant |
| Mold Resistance | |
Buy Blue Widow Seeds🌱
Bonus: Purple Punch
Purple Punch is a popular indica-dominant cross of Larry OG and Granddaddy Purple. Originating from the West Coast, this U.S.-bred cultivar produces some of the best purple weed on the market, boasting a delectable palate of baked apple pie, blueberries, cherries, and a hint of cloves. The enchanting aroma mirrors the ambiance of a high-end bakery, making it an irresistible choice for aficionados.
Purple Punch plants, though short and stout, are trichome-laden powerhouses with hard-hitting THC levels at approximately 25%. These resilient beauties flourish both indoors and outdoors. They finish quickly in just 50–60 days of bloom, ready to harvest outside during the 3rd or 4th week of September. She reaches around 5 ft max, coughing up as much as 2 kg per plant in sunny climates. Mold, cold, and pests bounce right off the thick foliage, so even beginners can pull down commercial-grade purple nugs.
Expect glittering grape-colored buds that smell like a stoney bakery and leave sticky sugar on your fingertips. Dominant terpenes include caryophyllene and limonene, delivering a smooth pastry flavor followed by a sedative, body-heavy calm that erases pain and stress in sugary clouds. A few hits blanket the mind in cozy relaxation while keeping the palate begging for another slice of that fruity pie.
| Flowering Time | 50–60 days |
|---|---|
| Harvest Month | September |
| Pack Size | 1/3/5/10 seeds |
| Yield Indoor | 600–700 g/m2 |
| Yield Outdoor | Up to 2 kg/plant |
| Mold Resistance | |
Buy Purple Punch Seeds🌱
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About Mold Resistant Strains
Mold Resistant Strains is an organization that rates cannabis strains based on multiple criteria, including growth characteristics, genetics, environmental adaptability, mold resistance, crop quality, and yield. Along with a diligently categorized catalog of marijuana seeds, the Mold Resistant Strains website contains a wealth of information regarding the cultivation and processing of marijuana. About Us – Mold Resistant Strains.
Topics include: indoor and outdoor growing, organic and non-organic methods of cultivation, marijuana strains, breeding, and reviews. Sativa and indica. Hybrid, landrace, and IBL. Feminized, regular, and autoflowering seeds. Best seeds for yield, ease of growth, speed, cannabinoids, terpenes, and affordability. Mold resistant strains, powdery mildew resistant strains, and how to stop mold and mildew. Cannabis fertilizers, grow and harvest supplies, hash and rosin production, DIY instructions, and other engaging cannabis niche content.
Disclaimer: We do not promote or undertake in illegal activities.
