Finding the best seed banks for autoflower and feminized seeds is a challenging task, as you have to take into account many factors to figure out which cannabis seed bank has the potential to work for you.

And if you add that you need seeds with a germination guarantee, things get even more complicated. But growing cannabis seeds shouldn’t be a chore. It should be quick, fun, easy, and highly rewarding.

We want to take some of that pressure off, so we’ve researched, tested, and compared the best seed banks that ship to US customers, starting with our top choice: Seed Supreme.

Let’s see which seed banks are the best and deliver to US growers.

Best Seed Banks Top Picks

1. Seed Supreme – Best Seed Bank Overall (Guaranteed Germination)
2. ILGM – Buy 10, Get 10 Free Autoflower Seeds
3. Homegrown Cannabis Co. – Best In-House Genetics + Grow Guides
4. Seedsman – 21+ Years of Experience in the Cannabis Industry
5. DNA Genetics – Most Awarded Online Seed Bank
6. Herbies – Best Customer Support Team

It was challenging to decide on the top 6 as there are many amazing choices.

Still, after careful consideration and a lot of time spent comparing them, I found that these are the reputable seed banks offering feminized and autoflower seeds and the best overall experience.

1. Seed Supreme – Best Seed Bank Overall

Pros

• Over 2000 feminized seeds + autoflower seeds
• Free shipping on orders over $90
• 90-day germination guarantee
• Free seeds with every order
• Super stealthy worldwide shipping

Seeds Variety 4.9/5

There are over 2000 marijuana seeds to pick from at Seed Supreme. Out of all the seed bank options we checked out, their selection is the most impressive.

You’ll find over 1500 feminized seeds and over 500 autoflower seeds at this seed bank. They also have special categories for other types of marijuana seeds, like high THC levels, and high CBD making it easy for you to find what you need.

Deals and Discounts 4.9/5

Seed Supreme always has some kind of promotion to help you find the perfect autoflower weed seeds for a better price. Right now, they have a special deal where you Get 20% OFF + free seeds with every order.

You’ll get 4 free seeds on orders of $50 or more, 6 for $100+, 8 for $150+, or 10 for orders of $200 or more.

Germination Guarantee 4.9/5

They have one of the best guarantees of germination we’ve ever seen. They offer 90 days, and the guarantee starts the day after delivery.

You can make one claim for each order, and you’ll have to provide images of all seeds (germinated and ungerminated), and proof of date.

Customer Reviews 4.9/5

This cannabis seed bank has great reviews for both feminized and autoflowering cannabis seeds. They show reviews for each strain but not an overall score for the entire seed bank. This makes it easier to understand how each strain served a previous customer.

They include an amazing feature on their site that allows you to filter based on strain rating. This makes it easy to find strains with the best feedback and make the right choice with your purchase.

The reviews show that most customers have a positive sentiment for this seed bank’s seeds. Others have expressed how efficient they are in handling any problems with their seeds and praise their customer support. 

Summary

If you’re looking for the best feminized and autoflower seed bank, then Seed Supreme is the perfect choice. They have the highest number of weed seeds of all kinds and provide high-quality services.

>>Check the best price for autoflowering cannabis seeds at Seed Supreme.

2. ILGM – Buy 10, Get 10 Free Autoflower Seeds

Pros

• Free US shipping on all orders
• Guaranteed delivery
• Guaranteed Germination
• 24/7 growing support
• Buy 10, get 10 free autoflower seeds

Cons

• Not an affordable option

Seeds Variety 4.8/5

ILGM has around 200 weed seeds in its collection, and it’s neatly divided into Feminized quality seeds, Autoflower seeds, High THC content high-quality seeds, regular seeds for Beginners, and Medical cannabis seed options.

While they don’t have as many autoflowering seeds as other seed banks on this list, they have high-quality seeds from each category.

You will find all the popular autoflower seeds you could possibly want to try growing, including popular but hard-to-find choices like White Widow autoflower seeds.

Deals and Discounts 4.9/5

The most amazing promotion going on right now on autoflowering seeds at ILGM is their Buy 10, get 10 free autoflower seeds one.

You can pick from a pretty wide range of seeds, both feminized and autoflowering seeds, and for every 10 you buy, you’ll get another 10 for free.

And if you subscribe to their mailing list, you’ll also get $10 off your next order.

Germination Guarantee 4.9/5

They recommend that you follow their in-depth germination guide to ensure that your autoflower seeds flower and grow, especially if you’re new to growing cannabis.

If you’ve followed their guides and still your autoflower seeds have yet to grow, you can contact them, and they will give you replacement options.

No matter how high-quality seeds are, there’s no way to guarantee that you won’t get a dud or two, but don’t throw them out; ILGM might want them to analyze them and see how they can improve.

Also, the replacement autoflower seeds will be from the same strain as the ones that didn’t sprout; you won’t be given lower-quality seeds as replacements.

Customer Reviews 4.9/5

ILGM is beloved by all the customers who have bought feminized or autoflower seeds from them. They have an overall score of 8.9 out of 10 from 31607 user reviews, which is really impressive.

Summary

If you want to pay less and get more, then try buying your autoflowering seeds from ILGM because they have an epic BOGOF deal of buy 10, get 10 free right now.

>>Check the best price for autoflowering cannabis seeds at ILGM.

3. Homegrown Cannabis Co. – Best In-House Genetics + Grow Guides

Pros

• Strains & advice from Kyle Kushman + many others
• 12 packs for $99
• Coupons for free seeds, shipping, and courses
• Packs of 12, 24, 36 & 48, with seeds from $7.92
• Free shipping

Cons

• Support team answers in 24-48 hours by email

Seeds Variety 4.8/5

While they have only about 200 seeds, they are all of the utmost quality. Their in-house genetics are created by famous cannabis growers with countless awards (think Kyle Kushman, Nikki & Swami, Victoria Rouland, etc).

The around 200 seeds are divided into new strains, beginner seeds, deals, best sellers, and feminized and autoflowering seeds.

Deals and Discounts 4.9/5

At Homegrown Cannabis Co., you’ll find plenty of amazing deals on feminized and autoflowering seeds.

They have BOGOFs on selected strains, 12 packs for $99, packs of 12, 24, 36, and 48 autoflowering seeds with 3 varieties each starting from $7.92, as well as free shipping, seeds, and courses.

Germination Guarantee 4.9/5

They offer a 90-day guarantee from the day after delivery, and you get one claim per order.

You’ll have to provide an image of the autoflower cannabis seeds on a damp paper towel/an appropriate container and prove that you’ve followed the germination and storage guidelines.

Customer Reviews 4.8/5

With over 5000 user reviews, Homegrown Cannabis Co. scores an impressive 9.6/10 overall.

Summary

Homegrown Cannabis Co is a great choice if you’re looking for an autoflower seed bank that has award-winning seeds and all the popular options, all at really great prices.

>>Check the best price for autoflowering cannabis seeds at Homegrown Cannabis Co.

4. Seedsman – 21+ Years of Experience in the Cannabis Industry

Pros

• 650+ strains from 25+ seedbanks
• Delivers to 190+ countries, including the US
• 420 promo – spend $50, get free 3-pack
• 10% off F1 strains for Siblings’ Day
• 4.5 based on 5,868 reviews

Cons

• No refunds, all sales are final

Seeds Variety 4.8/5

They have over 650 different strains from over 25 seedbanks ready for you, out of which you can find feminized, autoflowering seeds, big yields, high CBD, mold-resistant, very high THC, and regular seeds.

Deals and Discounts 4.9/5

This 420 you can celebrate at Seedsman as they have a great promotion where if you spend $50 on feminized or autoflowering seeds you’ll get a free Seedsman 3-pack of feminized or autoflower cannabis seeds. If you spend $75, you’ll also get an additional free Atlas Seed 2-pack.

For Siblings’ Day, you can also get 10% off F1 strains.

If you want even more promotions, you can get the Pick & Mix deal at any time.

Germination Guarantee 4.8/5

They don’t have a 100% guarantee; they have a 90% one from all their suppliers as they say its plant material and can’t be completely guaranteed.

You have 60 days to submit a complaint, and for this, you’ll need to complete the termination form, give them your order number, tell them how many of which strain(s) have failed, explain your germination methods, and offer photo or video evidence.

Freebies are not eligible for replacement, nor are replacements, as if you are consistently having issues, they will assume that the issue lies with your process, not the feminized/autoflowering seeds.

Customer Reviews 4.8/5

Around 6000 users have left reviews about their overall experience with Seedsman and have rated it a 4.5 out of 5.

Summary

If you want to buy feminized or autoflowering seeds and start growing cannabis plants, you can always turn to the experts.

Seedsman has been in this business for over two decades so they can help provide you with premium autoflowering seeds and help give you the necessary information to grow some amazing cannabis plants with high yields.

>>Check the best price for autoflowering cannabis seeds at Seedsman.

5. DNA Genetics – Most Awarded Online Seed Bank

Pros

• 10% off your first order
• Free shipping on orders over $100
• Over 200 awards
• Buy 20 autoflowering seeds, get 24 seeds
• Lucrative VIP program

Cons

• No germination guarantee

Seeds Variety 4.8/5

DNA Genetics was founded in 2004 by two Americans but in the Netherlands, as it was the only legal place to buy seeds at the time, but for the past 4 years, they’ve been legally selling in the US as well.

While their US website isn’t as generous as their international one yet, you can still find all their award-winning genetics for feminized and autoflowering seeds. You have other 50 amazing strains to choose from.

Deals and Discounts 4.9/5

There are several deals you can take advantage of at DNA Genetics. You can buy the new feminized seed pack bundle of 3Peat, HG23, RP43′, and Skywalker Kush for $100.

If you spend over $120 on any DNA Genetics feminized or autoflowering seeds and you’ll receive 6 fem seeds of Strawberry Sorbet for free.

There’s also a free seed promo where when you buy a 5-pack, you’ll get 6 seeds, buy 10, get 12, buy 15 get 18, and buy 20, get 24 seeds.

Germination Guarantee 4.5/5

DNA Genetics doesn’t have a germination guarantee in the regular sense. While other companies that reside in the US provide germination guarantees, DNA Genetics doesn’t have one that’s easy to find because they’re afraid of the current legislation.

They state in their footer that all the fem and autoflower weed seeds are to be bought as collectible adult souvenirs to help preserve genetics for future generations and not for growing marijuana plants.

Customer Reviews 4.8/5

They showcase a couple of positive user reviews on their website, but not all of them. 

With a quick search, you can find plenty of good reviews, which makes sense taking into account how many awards they’ve won for the quality of their fem and autoflower weed seeds.

Summary

If you want to buy your seeds from an autoflower seed bank that has over 200 awards for its new and outstanding genetics, then DNA Genetics is a great option.

>>Check the best price for autoflowering cannabis seeds at DNA Genetics.

6. Herbies – Best Customer Support Team

Pros

• 2 to 5 days US deliveries
• 24/7 customer support
• Double Boost Promo: 3+3, 5+5, 10+10
• Newly launched US website
• Guaranteed delivery

Cons

• The germination rate guarantee only 70%

Seeds Variety 4.7/5

While their US division only has around 200 fem and autoflower strains, their international website has 1500+.

Since the US website is around two years old, we expect to see most autoflower seeds moved from one website to the other in the future.

Deals and Discounts 4.8/5

The reputable seed bank has an interesting promotion on fem and auto-flowering strains called the Double Boost Promo. For every three seeds you buy, you’ll get three free, for every 5, 5 free, and for every ten you buy, ten free.

Germination Guarantee 4.7/5

Herbies US has a maximum germination rate of 70%, so they expect that out of every 10 seeds, at least 7 will germinate.

If you get a lower rate than that, they will replace your seeds, but you need to prove that if you’ve followed the grow guide and made sure that you improved your chances of sprouting.

Customer Reviews 4.8/5

While the European website has thousands and thousands of positive reviews, the US one has a great score of 4.68/5.00 but out of only 246 reviews this far.

Summary

If you want to feel like royalty and always be offered help, even without having to ask for it, try shopping for fem or autoflower seed at Herbies as they have the best customer support team we’ve ever seen.

>>Check the best price for autoflowering cannabis seeds at Herbies Seeds.

Top Seed Banks: Choosing Criteria

When it comes to selecting the perfect seeds for your cannabis garden, there are many factors to consider.

From the flowering stage to the distinct citrus aroma you crave, finding the right seeds can be an exciting journey for any cannabis enthusiast.

So let’s explore the key criteria to keep in mind when choosing your fem or autoflower seed from the best US seed banks.

Pricing

Price shouldn’t be, but often is, an important factor when purchasing cannabis seeds.

While you want to ensure you’re getting top-tier seeds, you also need to find a balance between quality and affordability.

Look for seed banks that offer competitive pricing without compromising on genetics.

Seed Bank Reputation

Reputation speaks volumes in the world of cannabis cultivation.

Opt for seed banks like Seed Supreme that have stellar reputation among growers.

Reputable breeders are known for their high-quality seeds and excellent customer service, ensuring a positive experience from purchase to harvest.

Shipping and Payment Options

For growers worldwide, convenient shipping and payment options are crucial.

Look for seed banks that offer worldwide shipping and a variety of payment methods, making it easy to receive your seeds no matter where you are.

Breeders

The “pedigree” of the breeders behind the seeds can greatly influence the quality of your harvest.

Seek out seed banks that collaborate with reputable breeders known for their expertise and dedication to producing top-notch genetics.

Guarantees & Benefits Offered

A reliable seed bank will stand behind its products with guarantees and benefits.

Look for assurances such as guarantees of germination and additional perks like freebies or discounts with your purchase.

Grow Kits

For novice growers or those just looking for convenience, some seed banks offer grow kits.

These kits often include everything you need to start your cannabis garden, from seeds to nutrients and grow guides.

Cannabis Seeds Variety

Variety is always an important factor when it comes to cannabis cultivation.

Choose seed banks with an extensive collection of strains, including indica, sativa, and autoflowering varieties, ensuring you find the perfect seeds for your preferences.

>>Check the best price for autoflowering cannabis seeds at Seed Supreme.

Factors to Consider When Buying Cannabis Seeds

Several factors come into play when selecting cannabis seeds:

Growing Season & Preferred Climate

Consider your local climate and growing season to choose seeds that thrive in your environment.

THC Content

Determine the desired THC potency of your harvest and select seeds with the appropriate cannabinoid profile.

Growing Difficulty

Assess your skill level and choose seeds that match your experience, whether you’re a beginner or seasoned grower.

Effects

Consider the desired effects of the strain, whether you seek relaxation, euphoria, or therapeutic benefits.

Tips and Techniques for Successful Cultivation

Cultivating cannabis is an art and a science, requiring attention to detail and a deep understanding of the plant’s needs at each stage of its life cycle.

Whether your autoflowering plants are grown indoors or are tending to photoperiod seeds outdoors, these tips and techniques will help you achieve a bountiful harvest of high-quality buds.

By following these tips and techniques, cannabis cultivators of all levels can achieve successful harvests of flavorful, potent buds.

Whether you prefer autoflower strains for their convenience or photoperiod seeds for their diverse range of flavors and effects, a combination of knowledge, experience, and dedication will ensure a rewarding cultivation experience.

Germinating Seeds

Germination is the crucial first step in the journey of every cannabis plant. For autoflowering plants, which have a predetermined flowering period, it’s essential to start with healthy seeds.

To germinate autoflower seeds successfully, place them between two layers of moist paper towels in a warm, dark location.

Check regularly for signs of sprouting, and once the taproot emerges, carefully transfer the seedling to a well-draining soil medium.

Seedling Care

Once your seedlings have emerged, provide them with gentle care and optimal growing conditions to promote healthy growth.

Autoflowering plants tend to have rapid growth, so ensure they receive ample light, preferably 18-24 hours per day, to fuel their development.

Keep the environment warm and humid, but avoid overwatering, as soggy soil can lead to damping off and other issues.

Vegetative Stage

During the vegetative stage, cannabis plants focus on building robust foliage and root systems.

Whether you’re cultivating indica plants or sativa dominant strains, it’s crucial to provide them with the right balance of nutrients and light exposure.

Autoflowering plants may have shorter vegetative periods compared to photoperiod plants, so monitor their growth closely and adjust feeding and watering accordingly.

Consider low-stress training techniques to encourage lateral growth and maximize light exposure.

Flowering Stage

As your plants transition into the flowering stage, adjust their light cycle to mimic the natural progression of the seasons.

For autoflowering plants, this switch occurs automatically, typically around 3-4 weeks after germination.

Yes, an autoflower seed will reach flowering stage automatically.

Indica dominant strains may have shorter flowering periods compared to sativa varieties, so be prepared to adjust your expectations accordingly. This makes Indica autoflower strains the best autoflower seeds.

During this phase, female plants will develop resinous buds with distinct flavors and aromas, whether it’s the earthy flavor of an indica dominant strain or the citrusy notes of a sativa.

Harvesting, Curing, and Storage

Harvesting is the culmination of months of hard work and dedication, but it’s essential to approach it with care to preserve the quality of your buds.

Autoflowering plants may offer multiple harvests throughout the growing season, providing a continuous supply of fresh flowers.

When harvesting, pay attention to the trichome development and choose the optimal time based on your desired THC content and delicious flavor profile.

Once harvested, cure the buds in glass jars, burping them regularly to release excess moisture and enhance flavor. Store your cured buds in a cool, dark place to maintain their potency and freshness for months to come.

>>Check the best price for autoflowering cannabis seeds at Seed Supreme.

FAQs

As you embark on your seed-buying journey, consider these frequently asked questions:

Do Seed Banks Offer Discreet Shipping?

Most seed banks prioritize discreet packaging to ensure privacy and security for customers.

Is it Legal to Mail Seeds to the US?

Cannabis cultivation laws vary depending on which state you’re in, but purchasing cannabis seeds for souvenir or novelty purposes is generally legal in the US.

What Cannabis Seed Bank Has the Best Genetics?

Homegrown Cannabis Co. and DNA Genetics have the best genetics.

Look for seed banks with a reputation for collaborating with top breeders and offering high-quality genetics.

What Is the Most Famous Seed Bank?

Seed Supreme and Crop King Seeds are the most famous seed banks, but there are others that share this spotlight for their exceptional genetics and reliable service, so explore customer reviews and recommendations.

Do Seed Banks Offer Germination Guarantee?

Many seed banks offer germination guarantees, providing peace of mind for growers.

How Long Do Cannabis Seeds Last For?

Cannabis seeds can remain viable for several years, when stored properly in a cool, dark, and dry environment.

Final Verdict

With an extensive range of seed banks to choose from, selecting the best one for your needs requires careful consideration of factors like reputation, genetics, and customer service.

By prioritizing these criteria and exploring customer reviews and recommendations, you’ll be well on your way to cultivating a successful cannabis garden with the right seeds in hand.

No matter if you’re into photoperiod strains or autoflower options, how much yield you expect, or if you want to reach flowering times multiple times a year, there’s a seed bank for you.

And, growers, if you still need to figure it out, that perfect seed bank for all your needs is Seed Supreme.