Most mold resistant cannabis strains list—the types of marijuana that best resist bud rot, Botrytis, and powdery mildew. For sale as regular and feminized seeds.
Mold and mildew resistant strains are crucial to success when growing cannabis in humid climates. The best mold resistant strains have the ability to produce high-quality marijuana buds in wet conditions while ensuring harvest comes free of mold.
Without these resilient genetics, growers could easily lose crops to mold damage. Thankfully, the best mold resistant strain seeds are available to purchase practically anywhere you are in the world.
Why Mold Resistant Strains?
Have you ever dealt with pounds of moldy cannabis?
It would be great if you didn’t have to!
As your cannabis plants are nearing maturity, a Botrytis mold infection can quickly spread and destroy your crop in a matter of days. Once present, the mold grows fast and is hard to control, especially at high humidities.
Many outdoor cannabis growers feel it is impossible to grow buds worth any value in wet, rainy climates. They have seen the worst of it—pulling immature plants due to bad weather. Early harvests result in poor yields of scrawny, undeveloped buds that are difficult to market.
Here in Hawaii, we are faced with long periods of heavy rain and high humidity. The town of Hilo, Big Island, Hawaii, is one of the world’s wettest areas, with an average of 120 inches of annual rainfall.
Yet, people are producing amazing results outdoors growing marijuana in Hawaii.
It may come as a surprise to hear there are cannabis varieties that thrive in wet conditions.
Over generations of reproducing, these strains have adapted to humid and rainy environments. The resilience against mold is likely in their genes, a natural response for surviving the flowering process long enough to mature seed.
There are great mold resistant cannabis strains for sale online that you can buy today as regular and feminized seeds to start growing your own!
A landrace strain is a variety of cannabis that grows in a certain outdoor area for multiple generations, typically sourced from wild populations and domesticated by farmers in different parts of the world.
Over time, the plants naturally adapt to the locale and pass on genetic knowledge for success to their offspring via reproduction. Landraces are often open pollinated, but some farmers may select the best phenotypes to use for planting the next generation, further working the line toward resin production, mold resistance, or any other desired trait.
Landraces from wet climates tend to show the most mold resistance. The cannabis varieties from South and Central America, Asia, and Africa are renowned for their strength in growth and bud potency. These plants are historically sativas. However, hybridization is increasingly common.
Landrace strains are ideal for breeding programs. They can prove to be stable and uniform genetics. By crossing the landraces to high-yield hybrids, the best of both worlds collide—resilient genetics that bring in good returns.
The sativa varieties from Thailand, Laos, and Myanmar are some of the tallest, longest flowering, and most mold resistant strains in the world. A rarity in the modern cannabis market, these strains are revered among connoisseurs for their hallucinogenic effects.
The trick to growing Thai sativa is to wait… and wait some more! Started from seed in the spring, many phenotypes won’t be ready to harvest until January or February the next year! The plants have a tendency to drop their leaves during mid-flower, so don’t mistake this as the plant dying off. The buds will keep bulking up in time.
The taste and smell of Southeast Asian sativas are unique, resembling rotten fruit or anise. The high has virtually no ceiling—at high doses, the effect is comparable to magic mushrooms.
Considered one of Africa’s best sativa strains, Malawi Gold cannabis is harvested in Malawi’s central and northern regions. This subtropical area’s hot and humid conditions are responsible for the superior mold resistance that Malawi Gold has developed.
The plants grow vigorously with lots of branching and massive size potential. When grown indoors, they perform best scrogged to limit height and increase production of the lower branches. Its long flowering time of up to thirteen weeks equates to an outdoor harvest between the end of October to early November.
Malawi Gold buds are large, incredibly resinous, and have a deep gold, almost amber color. It smells and tastes like exotic spices, lemon, and incense, which can be enhanced by the traditional Malawi Cob curing method. The high is extremely psychoactive.
Pakistani Chitral Kush
The search for a mold resistant indica strain is over. This 100% indica landrace has been intensively selected and reproduced since the mid-nineties for the best hash plant expressions, all while keeping a broad diversity in its population.
Pakistani Chitral Kush matures fast at only eight to nine weeks of flowering, allowing for a wide range of cultivability, with harvest coming as early as the end of September. One phenotype is green and slightly more potent. The other puts on a show of pink and purple colors. They both show great adaptability and impressive resin production. Very resistant to mold, powdery mildew, and pests.
You can expect rewarding yields of marketable, dense buds with a fruity aroma and flavor. Pakistani Chitral Kush gives off a relaxed high felt primarily in the body. A must-try for growers and breeders indoors and out.
Honduras a second-generation pure sativa landrace preserved by the Ace Seeds team in 2015. The growth characteristics of Honduras share similarities to long flowering and high yielding lowland Colombian strains, while its floral terpene profiles and stimulating effects compare to Mexican sativas.
These exemplary tropical cannabis plants grow with incredible vigor and show excellent resistance to fungal infections. Its bulky colas produce bumper crops with a high bud-to-leaf ratio. Honduras can be cultivated indoors with strong light intensity and enough space for it to grow, ideally manipulated for optimum yield. Outdoors, this strain thrives in warm and humid climates, maturing by mid-November.
Musky, spicy, and fruity—Honduras is a savory smoke that stands out for its taste and potent, psychedelic effects. A phenomenal choice for breeders and fans of old-school sativas.
A hybrid is a crossbreed—the offspring of two different cannabis varieties.
Hybrid strains offer many advantages to cannabis growers.
The dense, resinous bud qualities of an indica combine with the larger stature of a sativa to create a strain that can grow tall while still producing top-shelf, dank buds.
Hybrids have what’s called “hybrid vigor”, a trait that allows them to outperform both of their parents in growth speed and yield. See—High Yield Strains
Hybrids make up the majority of genetic stock on the market. Nearly all the popular modern strains are hybridized, such as Blue Dream, OG Kush, Diesel, Girl Scout Cookies, Trainwreck, White Widow, etc.
Check out the genetics when searching for a hybrid that resists mold. For the best defense against fungal infection, grow strains bred from hardy or landrace plants, such as the hybrids listed below.
Super Silver Haze
Originating from the classic cannabis strains Skunk, Northern Lights, and Haze, Super Silver Haze is a famous award-winning sativa hybrid prized by commercial cultivators and connoisseurs alike.
An ideal outdoor strain for warm climates, the plants get rather tall and unwieldy if allowed to. Indoor growers are advised to use SCROG or LST combined with a short veg cycle to control height. After a long flowering time of ten or eleven weeks, Super Silver Haze rewards growers with giant colas—so large they may require staking. Resistant to mold and disease.
Sweet, herbal aromas and flavors. Long-lasting effects that provide a potent, cerebral head high, progressing into a deep state of relaxation. A favorite smoke of many.
Jamaican Pearl is a cross of the mold resistant sativa hybrid Early Pearl with the Jamaican female plant used to create Marley’s Collie. This created an ideal sativa for outdoor cultivation—even at northern latitudes—that’s quick to flower and shows great resistance to mold.
A tall plant, Jamaican Pearl displays a typical sativa growth pattern but develops quite bushy compared to others. Its flower clusters run together, filling in space between internodes with long “banana” buds. This characteristic allows for abundant harvests, which come after nine to eleven weeks of bloom.
The taste and aroma of Jamaican Pearl are sweet, earthy, fruity, and spicy, reflective of the rich diversity of its genetics. The effect produces an uplifting, happy, warm feeling that radiates throughout the mind and body.
Bangi Haze, named for its Nepalese incense aroma, is one of the most stabilized sativa dominant hybrids in the Ace seeds catalog. This fast-flowering, easy-to-grow cannabis strain is an excellent choice for cultivation in a range of harsh climates–from rainy to cold outdoor areas as well as indoors too.
The plants grow compact, columnar, and easy to work with for a sativa. It produces dense buds loaded with trichomes. Superb mold resistance. Ready to harvest at nine or ten weeks of flowering.
Bangi Haze has a sweet taste, like honey or liquor. The high is similar to Congolese sativas, very energetic.
One of the first Dutch outdoor varieties, Holland’s Hope is a mostly indica strain grown in Holland since the eighties. Developed specifically to thrive in cold climates, it is also very mold resistant.
As with other indica dominant strains, Holland’s Hope remains short and stocky, with lots of branching and overall sturdiness. An ideal candidate for pruning techniques. It has a fast flowering period of fifty to sixty days. The buds are dense, heavy, and grow big.
Classic indica smell and flavor—pungent, earthy, hashy, and spicy. The potent effects hit hard in both the mind and body, leaving users feeling calm and sedated. A great choice for beginner growers and experts alike.
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