10 Best Autoflowering Cannabis Strains

Autoflowering cannabis strains have exploded in popularity in recent years.

The ability to go from seed to harvest in as little as 75 days, along with being compact and resiliant, makes autoflowers an appealing option for most growers.

But with a wave of new Auto's flooding the market, which ones should you grow? 

In this article, we take a look at 10 of the best autoflowering cannabis strains in the world.

Need more options? Check out our full range of epic autos!

1. Northern Lights Auto

Northern Lights Auto is a sought-after, easy to grow autoflowering strain. Its life cycle is 11-13 weeks. Indoors it reaches 70-120cm, yielding up to 500g/m2. Outdoors it can stretch to 170cm and produce 150g per plant.

This strain has a sweet, spicy, citrusy aroma and a mild skunky, lemony flavor with earthy pine notes. Rich in CBD and THC, Northern Lights Auto promotes relaxation and tranquility without hyperactivity, making it great for relieving pain and stress. Its rapid growth, heavy yields, and mellow effects make this auto appealing for all growers.

2. Amnesia Haze Autoflower

Amnesia Haze Auto is a Sativa-dominant autoflower known for uplifting effects and citrusy aroma. This fast-flowering strain yields up to 400g/m2 indoors and 300g per plant outdoors, reaching towering heights of 150cm.

It has an earthy, lemony scent and smooth, spicy lemon flavor. Effects are mood-boosting yet not overwhelming, with its 18% THC making it suitable even for casual users. However, avoid pre-bedtime use as Amnesia Haze Auto has energizing effects. With its heavy yields and zesty citrus profile, this strain is ideal for Sativa lovers seeking an easy autoflowering option.

3. Girl Scout Cookies Autoflower 

Girl Scout Cookies Auto is a renowned hybrid beloved for its rich flavor and potent effects. This easy to grow strain thrives both indoors and outdoors, reaching 60-100cm tall and yielding up to 600g/m2 indoors and 150g/plant outdoors.

It has a sweet, earthy, spicy cookie taste and an aroma blending brown sugar, chocolate, and mint. Effects are euphoric and deeply relaxing. With 22% THC, it’s powerful, so dosage matters. Beyond recreation, it relieves nausea, pain, stress and boosts appetite. Its mold resistance, high yields, and versatility make Girl Scout Cookies Auto appealing for beginners and experts alike.

4. Sour Diesel Autoflower

Sour Diesel Auto is a fast-flowering fuel-scented strain perfect for maximizing harvests. This auto flowers in just 8-9 weeks, yielding up to 400g/m2 indoors at 75-100cm tall. Outdoors it can reach 160cm, producing around 170g per plant.

It has a dominant diesel aroma with a robust sour, citrusy, herbal flavor. Effects are fast-acting, cerebral, and mood-enhancing, making it great for daytime use. Sour Diesel Auto offers medical benefits like pain relief and anti-inflammatory effects. But with 23% THC, novice consumers should exercise caution. Overall, this auto generates bountiful yields quickly while maintaining a classic sour diesel profile.

5. Zkittlez Auto 

Zkittlez Auto is a robust, candy-flavored hybrid with up to 21% THC. This beginner-friendly autoflower reaches 75cm indoors and 100cm outdoors. It needs proper watering and nutrients, particularly calcium and magnesium.

Zkittlez Auto has a sweet, fruity aroma with citrus and kush undertones. Effects are relaxing yet not immobilizing, making it suitable for both casual and regular consumers. Medicinally, it aids those with ADHD, anxiety, stress and depression. Its easy growth, heavy yields, and candy-like flavor make Zkittlez Auto appealing to novice and expert growers.

6. Gorilla Glue Auto 

Gorilla Glue Auto is a potent, fast-flowering strain known for sticky buds and a delightful aroma. This resilient autoflower finishes in just 8-10 weeks. Indoors it reaches 60-100cm and yields up to 550g/m2. Outdoors it can grow 100-150cm tall, producing 60-120g per plant.

Gorilla Glue Auto has a woody, earthy aroma with hints of wild cherry and berry. The taste combines pine, coffee, and chocolate notes. Effects are powerful yet uplifting and calming. However, newcomers should be cautious due to its high THC levels. Overall, this is an easy to grow, high-yielding auto with a tasty profile.

7. Jack Herer Auto

Jack Herer Auto is a robust, pest and disease resistant auto-flowering strain that guarantees an easy growing experience indoors or outdoors. This Sativa-dominant hybrid reaches 80-100cm indoors and 120cm outdoors. It flowers rapidly in 8-9 weeks, yielding up to 400g/m2 indoors and 100g per plant outdoors.

Jack Herer Auto has a sweet, fruity aroma with pine nuances. Effects are strong yet not overwhelming, delivering euphoria and relaxation thanks to 19% THC content. Its mold resistance, high yields, and sweet flavors make this an ideal auto-flowering strain for both novice and expert growers.

8. Cheese Auto

Cheese Auto is a potent, pungent hybrid with a distinctive cheese aroma. This auto-flowering strain can be grown indoors and outdoors. It grows Christmas tree-shaped with thin elongated leaves. Cheese Auto reaches 70-100cm indoors and 80-120cm outdoors, yielding 350-450g/m2 and 160-210g per plant respectively.

This strain has an intriguingly skunky, earthy, and cheesy scent and taste profile with sweet wood undertones. It delivers a balanced euphoric and relaxing high, perfect for unwinding after a stressful day. However, new users should be cautious due to its 20% THC content. Cheese Auto is a versatile, good-yielding auto that’s uncomplicated to cultivate.

9. Bubblegum Auto

Bubblegum Auto is a sweet, potent hybrid with Indica, Sativa, and Ruderalis genetics. This auto-flowering strain flowers in just 56-63 days. Indoors it reaches 90cm and yields 300-350g/m2. Outdoors it stretches to 130cm, producing 130-150g per plant.

Bubblegum Auto has a sugary berry, tropical taste reminiscent of bubblegum, with floral and earthy undertones. It provides an uplifting, euphoric head high along with body relaxation that relieves stress and pain. Couch-lock is unlikely but overindulgence can cause drowsiness. This beginner-friendly strain thrives indoors and outdoors.

10. Pineapple Express Auto

Pineapple Express Auto is an Indica-dominant hybrid known for its tropical pineapple aroma and swift growth. This auto-flowering strain flowers in just 49-56 days and yields up to 600g/m2 indoors.

With a height of 80-110cm, it's great for limited spaces. Pineapple Express Auto offers a uplifting, euphoric high along with a soothing body buzz that relaxes muscles.

Medically, it helps relieve anxiety, stress, chronic pain and migraines. But avoid consumption before bedtime due to its energizing effects. With decent soil and water, this strain promises hassle-free cultivation and multiple harvests per season.