Looking for the best autoflower strains of 2025? This guide showcases the top autoflowering marijuana seeds to buy and grow, featuring 15 of the best-selling auto strains in one definitive buyer’s guide.
Autoflower seeds grow into cannabis plants that flower regardless of light cycle, taking less time to mature than standard photoperiod cannabis varieties.
You can cultivate top-quality autoflower crops by purchasing the best auto seeds online.
Each autoflower strain listed below is for sale as feminized seeds with guaranteed fast delivery to all fifty states of the US.
Northern Lights Autoflowering Seeds
Northern Lights Auto is a potent, best-selling indica-dominant autoflower bred from the legendary Northern Lights and a hardy ruderalis. It grows with resilience, adaptability, and notable THC levels, producing generous yields in a variety of climates. This Seedsman strain completes its cycle in a brisk 10 to 12 weeks from seed, with mature plants flaunting a tapestry of green, blue, and purple hues, all wrapped in a thick coat of trichomes. Exuding sweet, earthy, and slightly tart aromas, Northern Lights Auto delivers a serene and deeply soothing high with 23% THC.
| Flowering Time | 10–12 weeks from seed |
|---|---|
| Brand | Seedsman |
| Pack Size | 1/3/5/10 seeds |
| Height | 31–59 inches |
| Yield | 450–600 g/m2 |
Buy Northern Lights Auto Seeds🌱
Gorilla Cookies Autoflowering Seeds
Gorilla Cookies Auto is a powerful Fast Buds strain, boasting an extraordinary 28.5% THC, making it one of the most potent autos available. This strain yields an impressive 650 g/m2 within a rapid 10-week cycle, forming dense, golf ball-sized buds generously covered in trichomes. Ideal for both novice and commercial cultivators due to its hardiness and substantial output, Gorilla Cookies Auto is especially prized for its high resin content, perfect for extractions. With a robust plant stature reaching up to five feet, it offers a balanced hybrid experience—a heady rush and stoney body high—accompanied by a complex flavor profile of kush, earthy mint, and sweet cookies.
| Flowering Time | 10 weeks from seed |
|---|---|
| Brand | Fast Buds |
| Pack Size | 1–50 seeds |
| Height | 39–60 inches |
| Yield | 500–600 g/m2 |
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Strawberry Cheesecake Autoflowering Seeds
Strawberry Cheesecake Auto is a flavorful and prolific indica-dominant hybrid, blending Strawberry Banana Auto with Cheese Auto to create a medium-sized, branching autoflower ideal for extract enthusiasts. Its compact stature leads to an abundance of resinous, dense buds that release a sweet, skunky aroma, appealing to discerning tastes. Yields are impressive, with indoor grows producing around 500 g/m2, while outdoor plants can achieve up to 600 grams each under optimal, dry conditions, mitigating its sensitivity to mold. With a moderate THC level of 15%, this strain delivers a combination of physical relaxation and mental stimulation, perfect for daytime use without compromising productivity.
| Flowering Time | 12–13 weeks from seed |
|---|---|
| Brand | Seedsman |
| Pack Size | 1–100 seeds |
| Height | 55–69 inches |
| Yield | 500 g/m2 |
Buy Strawberry Cheesecake Auto Seeds🌱
Purple Punch Autoflowering Seeds
Purple Punch Auto is an in-demand Barney’s Farm strain, merging the beloved Purple Punch with Critical Auto to create an indica-dominant, autoflowering wonder. This resilient, fast-flowering strain is a grower’s favorite, maturing in just 50–60 days from seed and effortlessly adapting to both indoor and outdoor environments, maintaining a compact height under three feet. Its bud-laden branches yield a moderate yet satisfying harvest—up to 350 g/m² indoors and 400 g/plant outdoors. Connoisseurs will enjoy the sweet, bakery-inspired essence of apple pie seasoned with cloves, all contained within dense, resin-coated buds. With THC levels at 18%, Purple Punch Auto induces a joyful state and relaxation ideal for unwinding.
| Flowering Time | 50–60 days from seed |
|---|---|
| Brand | Barney’s Farm |
| Pack Size | 1/3/5/10 seeds |
| Height | 32 inches |
| Yield | 350 g/m2 |
Buy Purple Punch Auto Seeds🌱
Zkittlez Autoflowering Seeds
Zkittlez Auto is among the most flavorful autoflowers on the market, combining the exotic weed strain Zkittlez with the sweetness of Fruit Kush Auto to deliver a robust and fruity cultivar. This vibrant plant grows quickly, rewarding cultivators with hefty yields when provided with ample water and nutrients. In approximately 90 days from seed, Zkittlez Auto is ready for harvest, featuring buds that emit a sugary sweet aroma and a tantalizing candy-like flavor. Its balanced effects offer a blend of cerebral stimulation and relaxation, boasting a THC content between 21–24%. Suitable for both indoor and outdoor cultivation, the strain’s strong scent requires careful odor management for discreet growing.
| Flowering Time | 90 days from seed |
|---|---|
| Brand | Seedsman |
| Pack Size | 1–100 seeds |
| Height | 31–47 inches |
| Yield | 400–500 g/m2 |
Buy Zkittlez Auto Seeds🌱
Girl Scout Cookies Autoflowering Seeds
Girl Scout Cookies Extreme Auto is a popular ILGM strain renowned for its high yields, rich flavor, and strong potency. These short, bushy plants are ideal for beginner cultivators as they can thrive in almost any setting with minimal upkeep. Additionally, they exhibit good resistance to mold, pests, and frost. Ready for harvest after 10–14 weeks, Girl Scout Cookies Extreme Auto can produce high yields of up to 15 ounces per plant. Its rock-hard buds carry the signature minty chocolate cookie aroma and taste. With THC levels reaching up to 21%, the potent effects of Girl Scout Cookies Auto are experienced both mentally and physically.
| Flowering Time | 10–14 weeks from seed |
|---|---|
| Brand | ILGM |
| Pack Size | 5/10/20 seeds |
| Height | Small |
| Yield | 5–15 oz/plant |
Buy Girl Scout Cookies Auto Seeds🌱
Amnesia Autoflowering Seeds
Amnesia Auto stands tall as a sativa-dominant powerhouse, infusing one of the best sativa strains ever—Amnesia Haze—with swift ruderalis genetics to spawn a vigorously psychoactive cannabis strain. This autoflowering plant reaches full bloom within 12 weeks from seedling to harvest, mirroring the traditional Amnesia’s Christmas tree silhouette and showcasing branches heavy with frosty buds. With yields reaching up to a substantial 110 grams per plant, Amnesia Auto presents a bountiful harvest. Its terpene profile mixes earthy notes with a sharp Haze tang, resulting in a pronounced, cerebral high that takes users on an unforgettable, mind-expanding odyssey.
| Flowering Time | 10–12 weeks from seed |
|---|---|
| Brand | Seedsman |
| Pack Size | 1/3/5/10 seeds |
| Height | Medium |
| Yield | Up to 110 g/plant |
Buy Amnesia Auto Seeds🌱
Critical Orange Punch Autoflowering Seeds
Critical Orange Punch Auto is a top-selling Dutch Passion strain, revered for its bountiful yields and citrus-like terpenes. This autoflowering variety adapts seamlessly to diverse growing environments and doesn’t require complex techniques, thriving indoors across the board. It reaches full maturation in a quick 10–11 weeks from seed, flaunting enormous colas and heavy, resin-coated buds with a tantalizing aroma of oranges kissed with earthy pine notes. Critical Orange Punch Auto elicits a long-lasting euphoria with THC levels between 15–20%, serving as an attractive option for those seeking ease of growth, sweet flavors, and potent effects.
| Flowering Time | 10–11 weeks from seed |
|---|---|
| Brand | Dutch Passion |
| Pack Size | 1/3/7 seeds |
| Height | 28–39 inches |
| Yield | 600+ g/m2 |
Buy Critical Orange Punch Auto Seeds🌱
Gelat.OG Autoflowering Seeds
Gelat.OG Auto is a cross of two highly regarded American strains of cannabis—Gelato and OG Kush Auto. The Gelato parent contributes high potency and dessert-like terpene profiles, while OG Kush Auto adds autoflowering genetics and a more compact plant size. Gelat.OG Auto seeds develop into short, sturdy plants with dense structures, completing their growth in approximately eighty days. Certain phenotypes display purple colors. The buds are dense and resin-rich, delivering euphoric highs that transition into calming sensations, with THC levels reaching up to 25%.
| Flowering Time | 80 days from seed |
|---|---|
| Brand | Seedsman |
| Pack Size | 1–100 seeds |
| Height | 24–47 inches |
| Yield | 450–600 g/m2 |
Buy Gelat.OG Auto Seeds🌱
Purple Lemonade Autoflowering Seeds
Purple Lemonade Auto is Fast Buds’ signature purple autoflowering strain, now enhanced for greater yield and potency with 25.5% THC. This popular indica-dominant hybrid originates from purple and citrus Californian genetics, producing strong and vigorous plants rich in terpenes and resin. Purple Lemonade Auto grows within 9–10 weeks from seed, thriving both indoors and outdoors, and yields substantial amounts of up to 550 g/m². The harvest is a visual and sensory feast, featuring sweet and sour buds adorned with rose-pink trichomes and orange pistils. The effects start with an uplifting boost that transitions into a wave of physical relaxation.
| Flowering Time | 9–10 weeks from seed |
|---|---|
| Brand | Fast Buds |
| Pack Size | 1–100 seeds |
| Height | 31–51 inches |
| Yield | 2–11 oz/plant |
Buy Purple Lemonade Auto Seeds🌱
White Widow Autoflowering Seeds
White Widow Auto is an autoflowering rendition of the world-famous White Widow cannabis strain. These seeds are consistently among the most popular autoflowers sold at leading marijuana seed banks. White Widow Auto plants excel in nearly any cultivation environment, whether indoors or outdoors, and deliver impressive yields. The buds are nearly white with trichomes, emitting pungent yet sweet aromas while maintaining the classic White Widow flavor profile. Its high provides an energizing boost, supported by THC levels between 15–20%.
| Flowering Time | 11 weeks from seed |
|---|---|
| Brand | Seedsman |
| Pack Size | 1–100 seeds |
| Height | 20–47 inches |
| Yield | Up to 125 g/plant |
Buy White Widow Auto Seeds🌱
Dark Devil Autoflowering Seeds
Dark Devil Auto, a best-selling autoflowering strain by Sweet Seeds, stands out with its almost black-hued buds, a trait derived from its Pakistani Chitral Kush lineage. This vigorous plant features a strong structure, a prominent central stem, and numerous side branches that culminate in a large, dominant cola. Ready for harvest within a swift 8–9 weeks from germination, it offers impressive indoor yields ranging from 400 to 600 g/m2 and outdoor yields of 50–200 g/plant. The dense buds emit a sweet, fruity citrus aroma with hints of incense, delivering a comforting, psychoactive experience with THC levels between 15–20%.
| Flowering Time | 8½ weeks from seed |
|---|---|
| Brand | Sweet Seeds |
| Pack Size | 3/5 seeds |
| Height | 31–51 inches |
| Yield | 400–600 g/m2 |
Buy Dark Devil Auto Seeds🌱
Green Crack Autoflowering Seeds
Green Crack Auto seeds give rise to a swift and abundant sativa-leaning autoflower, merging the esteemed Green Crack with robust ruderalis genetics. Suitable for beginner growers and savored by cannabis aficionados alike, this strain boasts a fast life cycle of 8–9 weeks from seedling to harvest. Compact in stature, the plants hover between 2–3 feet, ideal for indoor Sea of Green setups or stealthy outdoor growth. The buds are large and thickly coated with resin, indicating the strain’s high harvest potential and suitability for potent extracts. With tropical mango flavors and an invigorating high from around 20% THC, Green Crack Auto serves as an excellent daytime companion for creative minds.
| Flowering Time | 8–9 weeks from seed |
|---|---|
| Brand | Seedsman |
| Pack Size | 1–100 seeds |
| Height | 24–35 inches |
| Yield | 450–600 g/m2 |
Buy Green Crack Auto Seeds🌱
Pineapple Express Autoflowering Seeds
Pineapple Express Auto is a popular strain from Barney’s Farm that brings together ease of growth, high production, and fruit-forward flavors. This indica-dominant plant is straightforward to cultivate and resilient, maturing quickly within just 65–70 days from seed. It features a large, gold-tinged main cola with abundant resin and enticing fruity terpenes, delivering a taste reminiscent of its namesake with impressive yields of up to 600 g/m2 under optimal conditions. Derived from Pineapple Chunk and Barney’s Super Auto #1 genetics, this 70% indica weed offers long-lasting, balanced effects.
| Flowering Time | 65–70 days from seed |
|---|---|
| Brand | Barney’s Farm |
| Pack Size | 1/3/5/10 seeds |
| Height | 35–43 inches |
| Yield | 500–600 g/m2 |
Buy Pineapple Express Auto Seeds🌱
Pink Kush CBD 30:1 Autoflowering Seeds
Pink Kush CBD 30:1 Auto is a predominantly indica, high-CBD strain crafted for those who prefer high CBD content with minimal THC. This aesthetically pleasing autoflowering variety emerges from a blend of Pink Kush Auto CBD and Pink Afghan Auto CBD, presenting a vivid pink hue. Reaching harvest in just 9 weeks from sowing, the plants offer a bountiful yield with a complex aroma of coniferous woodlands, damp earth, and subtle red fruit undertones. The resulting cannabis induces a mild, comforting body effect without any psychoactivity due its substantial 17% CBD content and approximately 0.5% THC, ensuring a CBD to THC ratio of at least 30:1.
| Flowering Time | 9 weeks from seed |
|---|---|
| Brand | Seedsman |
| Pack Size | 1/3/5/10 seeds |
| Height | Under 39 inches |
| Yield | 350–450 g/m2 |
Buy Pink Kush CBD 30:1 Auto Seeds🌱
Read Next: Best Feminized Seeds for Sale
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I would like to buy 100 to 200 seeds for my commercial grow. Do y’all send the paperwork with each strings solar commercial Grove can keep up with all their paperwork? And if a person bought a hundred seeds could you split them up into four different strains?
GROWN SHORT STUFF “PURPLE CHEESE” MY LAST GROW, THAT WAS 6 YEARS AGO B 4 ‘STARDAWG’ ND ‘GORILLA GLUE’ THEY R MY NEXT SCHEDUALED GROW LOOKING FORWARD TO SUM AUTHENTIC ‘STARDAWG’ INSTEAD OF BEEN TOLD IV BOUGHT A GRAM OF IT, WEN I CLEARLY KNOW IT AINT, ANNOYING
I m living in turkey.ıf I buy seeds can you send to turkey is it possible?
I m living in turkey.ıf I buy seeds can you send to turkey is it possible?
Buy from seedsman
I purchased 13 auto pounder and 13 gorilla glue seeds. 11 of the 13 auto pounders germinated and are growing great and are almost ready for harvest. Only 3 of the 13 gorilla glue seeds germinated although a very poor percentage germinated the 3 that did are looking great. both strains were planted 7/29/20 in 15 gallon pots outdoor using organic living soil.
Im in South Africa , Western Cape. Buying for medicinal research purposes. How and where can purchase seeds.
I wonder if we crossed it with kudzu would it grow all over and have vines with big buds hanging off?? Let’s do that