Explore 20 top-tier mildew resistant strains, featuring robust genetics that withstand the relentless powdery mildew. These feminized seeds thrive in challenging climates, safeguarding your yield from damage caused by mildew infestations. Not just defenders against mildew, these cannabis strains also excel in yield, terpenes, and strength. Every strain in this buyers’ guide is available for purchase in photoperiod or autoflowering seed options, with quick shipment across the USA.
Table of Contents:
Bangi Haze
Bangi Haze, an enduring classic from Ace Seeds, is a stabilized sativa-dominant hybrid that has been in their collection for nearly two decades. Bred for robustness in cold, rainy climates, this easy growing strain flourishes to form dense flowers abundant with trichomes and rich in sweet, floral, lemony and anisette-like terpenes. Adaptable to environmental variance, Bangi Haze is highly resistant to powdery mildew and botrytis and thrives equally well indoors or outdoors. This strain has commendable THC levels of 15–20%, producing a strong, energetic, and stimulating effect without any CBD interference. Its moderate to high yields, remarkable genetic stability, high resin production, and potent psychoactive effects make it an excellent choice for both cultivators and breeders.
| Flowering Time | 9–10 weeks |
|---|---|
| Brand | Ace Seeds |
| Pack Size | 3/5 seeds |
| Yield | Average/High |
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Purple Punch Auto
Purple Punch Auto, a simple-to-grow autoflower by Barney’s Farm, is an 80% indica-leaning cross between Purple Punch and Critical Auto. Reaching 31 inches in height and completing its lifecycle in 50 to 60 days, this purple weed strain grows well both indoors and outdoors. Its multi-branched structure ensures healthy yields of up to 350 g/m2 indoors and 400 g/plant outdoors, all while showcasing impressive resistance to mold, powdery mildew, spider mites, and cold weather. The dense buds, richly covered in sparkling resin crystals, deliver a mouthwatering bakery-style flavor reminiscent of apple pie with cloves. Purple Punch Auto gives off a euphoric yet physically relaxing high with THC levels around 18% and CBD around 1%.
| Flowering Time | 50–60 days from seed |
|---|---|
| Brand | Barney’s Farm |
| Pack Size | 1/3/5/10 seeds |
| Yield | 350 g/m2 |
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Lemongrass
Lemongrass, Humboldt Seed Company’s cross of Lemon Kush Bx3 and Humboldt Gelato, is an indica-dominant strain that boasts immense hybrid vigor and an exceptional resistance to white powdery mildew, mold, and plant diseases. Lemongrass feminized seeds grow into large plants that radiate a tantalizing lemon scent, living up to its citrus-inspired name. Its swift flowering cycle of only 50 days indoors appeal to growers seeking highly efficient cultivation from a mold resistant strain. Outdoors, the harvest lies between the last week of September and the first week of October in northern latitudes. With a robust flavor profile mirroring sour lemon drops with a hint of diesel notes, its THC-rich buds give off an immensely potent and uplifting effect.
| Flowering Time | 50 days |
|---|---|
| Brand | Humboldt Seed Co. |
| Pack Size | 10 seeds |
| Yield | No data |
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LSD Auto
LSD Auto by Barney’s Farm is an optimized version of the potent LSD strain, developed by adding autoflowering genetics from Super Magnum Auto. This vigorous 70/30 indica-dominant hybrid grows into sturdy plants reaching heights of four feet in either indoor or outdoor environments, showing strong resistance to cold and significant resilience against mold, mildew, and spider mites. With a fast and efficient life cycle of approximately 64–70 days, LSD Auto offers sizable yields—up to 400 g/plant outdoors and 650 g/m2 indoors. The buds exude a sweet mixture of floral scents with subtle notes of citrus, pine, and earthy herbs linked to its Skunk and Mazar genetics. Its effects are intense yet balanced, delivering a potent psychoactive high that’s deeply relaxing both physically and mentally, lasting from 2 to 3 hours.
| Flowering Time | 64–70 days from seed |
|---|---|
| Brand | Barney’s Farm |
| Pack Size | 1/3/5/10 seeds |
| Yield | 650 g/m2 |
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Congo
Congo, an African hybrid strain, is a delicious blend of Ace Seeds’ Bangi Congo, Congo #3, and a touch of Chitral Indica. The resulting hybrid is a mid-height, strongly branched plant with 70% sativa and 30% indica genetics that exhibits a captivating wild strawberry and flower petal aroma. Highly resistant to cold, pests, and crucially powdery mildew, this resilient strain showcases its Congolese roots with exciting, clean and uplifting effects, while the inclusion of Pakistani indica adds a beneficial reduction in size, a quicker flowering time, and gorgeous purple and magenta hues as the buds mature. Congo feminized seeds demand moderately high nutrient levels during growth but compensate with luxurious yields. The high is premium quality—energetic, positive, perfect for creative and active lifestyles—despite having a reasonable 15% THC level.
| Flowering Time | 9–10 weeks |
|---|---|
| Brand | Ace Seeds |
| Pack Size | 3/5 seeds |
| Yield | High |
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Peyote Cookies
Peyote Cookies is a potent, 95% indica strain born from a cross between Peyote Purple and Cookies Kush. Praised for its substantial yields and resilient growth habits, Peyote Cookies demonstrates superior resistance to mold and mildew, making it an excellent selection for both indoor and outdoor cultivation. This strain grows into a medium-sized plant that delivers high yields of 550–600 g/m2 indoors and up to 550 g/plant outdoors, with vibrant hues of red and purple that add to its visual appeal. The complex terpene profile of Peyote Cookies combines notes of earthy guava with hints of vanilla and coffee, while its potent effects offer significant relief that may also stimulate appetite and aid in pain relief. With a fast flowering time of just 49–55 days, this strain is well suited for cultivators looking for a quick and resilient variety to add to their collection.
| Flowering Time | 49–55 days |
|---|---|
| Brand | Barney’s Farm |
| Pack Size | 1/3/5/10 seeds |
| Yield | 550–600 g/m2 |
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Biscotti Auto
Biscotti Autoflower is a decadent strain inspired by the rich Italian dessert, offering a potent and flavorful end-of-the-night indulgence. This 80/20 indica-dominant hybrid merges Gelato #25 with South Florida OG, creating compact plants that bear dense, aromatic flowers, with ease of growth attributed to its autoflowering ruderalis genetics. Cultivators of all levels will appreciate Biscotti Autoflower’s resistance to mold and mildew, although attention should be given to its dense buds to ensure proper airflow. The strain completes its flowering cycle in 10–14 weeks, yielding 5–15 ounces per plant. The final product has rich, woody terpenes with sweet citrus and blueberry undertones, leading to a relaxing and contemplative experience, backed by a potent 17–21% THC content.
| Flowering Time | 10–14 weeks from seed |
|---|---|
| Brand | ILGM |
| Pack Size | 5/10/20 seeds |
| Yield | 5–15 oz/plant |
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Glookies
Glookies, a high yielding strain hailing from Barney’s Farm, is a remarkable 70% Indica hybrid combining Gorilla Glue and the Thin Mint variant of Girl Scout Cookies. Renowned for prodigious yields of large, dense buds, this plant grows into a medium-sized, multibranched spectacle that thrives both indoors and outdoors. It exhibits superior resistance against cold conditions and formidable defense against all kinds of fungal infections and spider mites, making it a robust candidate for growers. Its buds, laden with copious resin, exude a unique nutty, lime-like aroma, while its palate features sour diesel pleasantness intertwined with walnut undertones. A THC content of 25% awaits users, rewarding them with mellow effects punctuated by motivational energy surges.
| Flowering Time | 60–70 days |
|---|---|
| Brand | Barney’s Farm |
| Pack Size | 1/3/5/10 seeds |
| Yield | 700–800 g/m2 |
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Zkittlez OG Auto
Zkittlez OG Auto is an indica/sativa autoflowering hybrid known for its fruity flavor and high yield. This strain was crafted by the fusion of Zkittlez, OG Kush, and an automatic strain, yielding a plant that grows comfortably to 39–51 inches in height, in just 70–77 days, whether indoors or outdoors. Zkittlez OG Auto exhibits high resistance to mold and powdery mildew, as well as an adaptability to cold weather and resilience against spider mites, making it significantly resilient and easy to grow. Its buds exude a complex aroma of sweet berry, earthy Skunk, and lemon, while the flavor is an enticing mix of sweet ‘n’ sour candy, tropical fruit, and an undertone of berries and grapes. Zkittlez OG Auto has calming, uplifting, and happy effects and is touted for its potential medicinal benefits.
| Flowering Time | 70–77 days from seed |
|---|---|
| Brand | Barney’s Farm |
| Pack Size | 1/3/5/10 seeds |
| Yield | 600 g/m2 |
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Killler A5 Haze
Killer A5 Haze is a potent sativa-dominant Haze strain bred by Ace Seeds specifically to satisfy devoted Haze aficionados. Killer A5 Haze was created through the strategic combination of an A5 Haze female (a notable hybrid of Northern Lights #5 and a top-class Haze plant) with the acclaimed Killer Malawi. The plants from Killer A5 Haze feminized seeds naturally resist powdery mildew and white fly while adapting to varied light intensities—making it a preferred strain for indoor cultivation using SCROG methods as well as outdoor growing in warmer climates. It has an intricate scent profile that blends traditional incense/Haze undertones with a rich mix of meaty, natural, and wooden notes. While the THC content fluctuates between 23% and 30%, its psychedelic high is intense and not recommended for new smokers.
| Flowering Time | 9–12 weeks |
|---|---|
| Brand | Ace Seeds |
| Pack Size | 3/5 seeds |
| Yield | Very High |
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Grape Octane
Grape Octane is a balanced hybrid, meticulously bred from Grape Pie and High Octane OG, offering a resilient and rewarding growing experience. This in-demand American weed strain stands tall, with a capability to reach over 7 feet outdoors, and demonstrates resistance to white powdery mildew and colder temperatures. It flowers in 8-9 weeks, promising generous yields of up to 15 ounces per plant outdoors. Aromatically, Grape Octane exudes a pungent fuel-like scent with fruity undertones, leading to a complex play of euphoria and relaxation in its effects. With a THC content ranging from 23–26%, it stands as a robust choice for cannabis aficionados.
| Flowering Time | 8–9 weeks |
|---|---|
| Brand | ILGM |
| Pack Size | 5/10/20 seeds |
| Yield | 12–16 oz/plant |
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Moby Dick Auto
Moby Dick Auto is a sativa-dominant autoflowering strain with a robust and resilient nature. A masterful blend of White Widow x G13 Haze and Barney’s BF Super Auto #1, it offers growers a mold and mildew-resistant option with the capability to thrive in a variety of conditions. With its compact stature reaching around 39 inches indoors and slightly taller outdoors, it delivers generous yields of up to 550 g/m2 within a swift 65-day cycle from seed. The buds are armed with a potent punch, showcasing high THC levels at 22%. Characterized by its complex terpene profile and intense scent of sour lemons, Haze, spicy pine, incense, and vanilla, Moby Dick Auto promises a cerebral and potent experience, possibly overwhelming for novice consumers.
| Flowering Time | 65 days from seed |
|---|---|
| Brand | Barney’s Farm |
| Pack Size | 1/3/5/10 seeds |
| Yield | 550 g/m2 |
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Nepal Jam
Nepal Jam is a predominantly sativa hybrid, skillfully created by Ace Seeds from a Nepalese female and a Jamaican male. This resilient highland cannabis showcases a compact structure and rapid flowering time, all while demonstrating a high resistance to botytis, powdery mildew, and colder climates. Although it possesses many sativa characteristics, Nepal Jam remains relatively short, reaching an average height of four feet, making it a suitable choice for indoor cultivation. The dense, resinous flowers yield premium hash within a brief nine-week flowering period, with THC levels ranging between 16–18%. The strain emanates an enticing woody fruit aroma, intensifying as harvest time approaches, and it ensures a clear-headed, energetic experience for users, lasting several hours.
| Flowering Time | 8–9 weeks |
|---|---|
| Brand | Ace Seeds |
| Pack Size | 3/5 seeds |
| Yield | Average |
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LA Confidential
LA Confidential, an 80/20 indica-dominant strain, is renowned for its potent high brought on by THC levels ranging from 19–25%. This West Coast favorite is derived from a cross of Afghani and OG LA Affie, resulting in a super-strain that delivers both a powerfully tranquil body high and a mind-soothing psychedelic experience. LA Confidential is of the easiest strains to grow, adept at growing in cooler climates with strong resistance to mold and mildew, yielding up to 14 ounces of weed per plant. The buds exude a rich, earthy aroma with pine notes, while the flavor mirrors this complexity, providing a creamy, skunky taste. With its impressive recreational and medicinal properties, LA Confidential is highly regarded for both its potent effects and its ability to relieve chronic pain and stress.
| Flowering Time | 6–8 weeks |
|---|---|
| Brand | ILGM |
| Pack Size | 5/10/20 seeds |
| Yield | 14–17 oz/plant |
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Mimosa x Orange Punch Auto
Mimosa x Orange Punch Auto is an impressive, indica-dominant autoflowering strain fortified with ruderalis genetics via Barney’s Farm Super Auto #1 breeding plant. This flavor-packed strain offers commendable resistance to fungal infections and boasts high THC content, reaching between 21–23%. It’s an eye-catching beauty at the end of its maturation with olive-green and vibrant purple leaves, complemented by dense, easy-to-manicure buds adorned with orange pistils and rich trichomes. Cultivation of Mimosa x Orange Punch Auto seeds is straightforward, adapting well to diverse environments and offering a gratifying yield both indoors and outdoors in just under two months of growth. The weed carries a delectable citrus-like, tangerine, candy sweet aroma, and induces creative, happy, and stimulating effects upon consumption.
| Flowering Time | 55–60 days from seed |
|---|---|
| Brand | Barney’s Farm |
| Pack Size | 1/3/5/10 seeds |
| Yield | 500 g/m2 |
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Pamir Gold
Pamir Gold, a hardy strain originating from landrace Tajikistan cannabis and selectively bred in Switzerland and Holland, excels in outdoor, high-latitude and altitude settings. With the ability to reach heights of six feet, this 60% indica strain harbors a high resistance to mold and mildew in humid climates, granting it suitable for both greenhouse and indoor cultivation methods. Pamir Gold flourishes over a short indoor flowering period of seven weeks while outdoor yield readiness occurs in October for northern latitudes. Exhibiting above-average yields, its buds release an earthy, sweet taste with hints of lemon and pear upon consumption. The effects subtly induce relaxation for the consumer.
| Flowering Time | 7 weeks |
|---|---|
| Brand | Dutch Passion |
| Pack Size | 1/3/5/10 seeds |
| Yield | 400 g/m2 |
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Acapulco Gold
Acapulco Gold, a reigning champion of the Sativa Cup 2010, is a popular creation by Barney’s Farm boasting 70% sativa and 30% indica genetics. Noted for its solid resistance to powdery mildew, Acapulco Gold offers an easy cultivation experience where indoor plants flower within 60–70 days and outdoor crops are ripe for harvest by mid-October. This alluring feminized strain presents plus-size colas speckled with attractive reddish-brown calyx, each glistening with layers of shimmering THC crystals. Its rich terpenes provide an intense fruit cocktail experience, delivering a blissful, long-lasting high with stress-relieving properties and an invigorating upbeat effect.
| Flowering Time | 60–70 days |
|---|---|
| Brand | Barney’s Farm |
| Pack Size | 1/3/5/10 seeds |
| Yield | 500 g/m2 |
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White Widow XXL Auto
White Widow XXL Auto is a top-notch Amsterdam strain developed by Barney’s Farm. This autoflowering variety is a hearty 70% indica-dominant mix of Brazilian Sativa, resin-rich South Indian Indica, and Barney’s Farm Super Auto #1. Standing out for its mildew and bug-resistance, White Widow XXL Auto thrives in diverse conditions and climates and is a robust choice suitable for all levels of growing expertise. Despite being smaller compared to its feminized counterpart, this plant exhibits impressive growth vigor, reaching heights of 31–35 inches indoors and up to four feet outdoors within a swift 70–75 days from seed. Its enormous, super-sticky buds ooze with a dense white coat of trichomes and exudes an enticing skunky sweet citrus scent paired with earthy, pine wood and spice flavors.
| Flowering Time | 70–75 days from seed |
|---|---|
| Brand | Barney’s Farm |
| Pack Size | 1/3/5/10 seeds |
| Yield | 500 g/m2 |
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Sunset Sherbet
Sunset Sherbet, an indica-dominant cookies strain of weed, ignites creativity while pleasing the palate with the sweet tang of sherbet dessert. An in-demand descendant of Girl Scout Cookies, Sunset Sherbet delivers potent effects and strong terpenes. Sunset Sherbet feminized seeds grow into medium-sized plants yielding THC levels around 19%, providing a lasting full-body high. The plants are hardy and thrive in indoor and outdoor environments, displaying exceptional resistance to mold and mildew even in tropical conditions—making it an optimal pick for novice growers. With its golden-toned leaves and complex flavor and effect profile, Sunset Sherbet stands out as a top-tier strain for an enjoyable yet productive day.
| Flowering Time | 8 weeks |
|---|---|
| Brand | ILGM |
| Pack Size | 5/10/20 seeds |
| Yield | 16–21 oz/plant |
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Do-Si-Dos 33
Dos-Si-Dos 33, a Californian marijuana strain from Barney’s Farm, is a visually striking plant with an impressive pedigree. The genetic offspring of OG Kush Breath and Barney’s Cookies Kush, seasoned with Gelato #33 genetics, it boasts exotic genetics that includes powerhouse strains like Girl Scout Cookies and Face Off OG. With THC levels ranging from 22–28%, this strain is not only potent but also highly resilient, displaying hardy resistance against the cold, mold, mildew, and pests. Indoors or outdoors, Dos-Si-Dos 33 feminized seeds reward with high yields, hitting up to 700 g/m2 in 60–65 days of flowering indoors and up to 2 kg/plant outdoors by mid-October. The aroma of the buds reminds one of cookies and lime, with a similar spicy, minty, and lime flavor profile, offering an energizing sativa-style high that gradually transforms into a deeply relaxing physical sensation.
| Flowering Time | 60–65 days |
|---|---|
| Brand | Barney’s Farm |
| Pack Size | 1/3/5/10 seeds |
| Yield | Up to 700 g/m2 |
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