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Where to Buy Marijuana Seeds in Connecticut

By Aaron Girard · · Updated

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Connecticut allows adults 21 and older to use cannabis and to grow a small number of plants at home. Many residents who want to grow their own start by looking for seeds.

This guide covers where Connecticut growers buy marijuana seeds, what state law allows, and what federal law still says. It is for adults 21+ where cannabis is legal.

Online Seed Banks that Ship to Connecticut

Most Connecticut home growers buy seeds online, because the state's licensed market sells seedlings rather than seeds.

An online seed bank offers a wide selection of strains, discreet shipping, and growing information for beginners and experienced growers.

I Love Growing Marijuana (ILGM)

ILGM is one of the best-known US seed banks.

They offer a wide variety of cannabis strains for different preferences and skill levels.

Additionally, ILGM provides strain information and growing guides for each stage of a grow.

ILGM also ships discreetly to Connecticut.

Herbies Seeds

Their catalog covers a wide range of strains, from indicas to sativas and hybrids.

Herbies Seeds is known for frequent promotions, discreet packaging, and shipping to many countries, including the US.

Check current shipping terms and prices on the seller's site before you order, since they change.

Buying seeds from a local brick-and-mortar shop may seem convenient, but it is usually not the best option.

Connecticut's licensed cannabis businesses sell seedlings, not seeds, so local shops that claim to carry seeds are not part of the regulated market.

Limited Variety and Selection

Local shops usually stock far fewer strains than online seed banks.

That leaves you with fewer options for the specific strains that fit your goals and grow space.

Higher Prices

Local shops often charge more for seeds than online retailers.

Physical stores have overhead costs, such as rent and staff, that online sellers can spread across far more customers.

Lack of Information and Resources

Online seed banks like ILGM and Herbies Seeds offer strain descriptions, growing guides, and customer support.

Physical stores may not offer the same level of educational material or guidance.

Limited Privacy and Discretion

Buying in person is less private than ordering online with discreet packaging.

Read Also: Buying Cannabis Seeds in NYC

The Legality of Marijuana Seeds in Connecticut

Photo from Deposit Photos

Connecticut legalized medical marijuana in 2012.

Recreational cannabis became legal in the state in 2021 through S.B. 1201. Under the law, adults 21 and older can possess up to 1.5 ounces of cannabis on their person, and they may gift cannabis to other adults within the legal limit.

Federal law is stricter. Adult-use marijuana is still a Schedule I controlled substance; in April 2026 the Justice Department moved only FDA-approved products and state-licensed medical marijuana to Schedule III, and a broader rescheduling review was still underway, according to the Congressional Research Service.

Yes, adults can grow cannabis at home in Connecticut, within strict limits. Seeds themselves are a grayer area.

Connecticut's licensed market sells seedlings, not seeds. The state says only micro-cultivators may sell seedlings to adults 21+, through a delivery service, with a limit of three seedlings per buyer every six months.

Under current federal law, cannabis seeds that test at or below 0.3% delta-9 THC can fall under the hemp definition. A new federal hemp definition in P.L. 119-37 is scheduled to take effect December 11, 2026; it counts total THC, including THCA, and excludes viable seeds from a cannabis plant above 0.3% total THC, per CRS. A pending bill could delay most of it.

Speaking of growing cannabis, it's also crucial that you know the home-grow rules so you stay within the law.

You can plant three mature plants and three immature plants. However, there can be no more than 12 plants in a household.

Adults must be 21 or older to grow; registered medical patients may grow from age 18. Plants must be grown indoors at your primary residence, out of view from the street, and where people under 21 can't get to them.

Should You Grow Weed Indoors or Outdoors in Connecticut

Whether you want to grow recreational or medical marijuana seeds in Connecticut, the state has already answered this question for you.

In Connecticut, home cannabis plants must be grown indoors. The law states that you can grow cannabis at home but it must be indoors.

The plants can't be visible from the street, and the space must be inaccessible to anyone under 21.

Indoor Cannabis Cultivation in Connecticut

Indoor growing is the only legal option for home growers in Connecticut.

The state's rules require home cultivation to take place indoors.

You cannot grow cannabis in your front yard, garden, or any other outdoor space.

Indoor cultivation has real advantages.

It gives you control over temperature, humidity, and lighting. That control allows year-round growing.

Indoor setups also offer more security and privacy.

However, indoor cultivation comes with higher setup costs and ongoing energy costs for lighting and climate control.

Outdoor Cannabis Cultivation in Connecticut

Connecticut does not allow outdoor home growing.

That rules out your backyard, balcony, or any other outdoor space, whether or not it is private.

Outdoor growing has benefits like free sunlight and lower electricity costs, but it is not an option for Connecticut home growers.

When to Sprout Cannabis Seeds in CT

Because home growing in Connecticut is indoors, timing is flexible. You can sprout seeds any time of year, as long as you can provide the right temperature, moisture, and light.

Best Strains to Grow in Connecticut

Looking for Connecticut cannabis seeds? Below are some popular options for adult home growers.

Cannabinoid levels, flowering times, and yields vary by grower, setup, and batch, so treat seller figures as estimates.

1. OG Kush Autoflower Seeds

Photo from ILGM

As you search for the best marijuana seeds in CT, this is one option to consider.

An indica-leaning version of a classic, OG Kush is known as a potent strain, so new consumers should start low and go slow.

One of the best things about OG Kush Autoflower seeds is that autoflowers don't need a light-schedule change to bloom, which makes them easier for beginners growing indoors.

Like many dense-budded plants, it can be prone to powdery mildew, so keep humidity in check and watch for pests and disease.

CHECK PRICE AT ILGM

2. Blue Dream Feminized Seeds

Photo from Reddit

Blue Dream is one of the most popular sativa-leaning hybrids. Take it in small amounts, especially if you're new to cannabis.

Blue Dream is a vigorous grower, so plan for training or a tall enough space if you grow it indoors.

Check the seller's page for the current flowering-time estimate for Blue Dream feminized cannabis seeds.

CHECK PRICE AT HERBIES

3. Power Plant Feminized Seeds

Power Plant Feminized Seed

Photo from Reddit

Power Plant is a sativa-dominant strain with South African roots and a long track record with indoor growers.

It is known for a relatively short flowering period for a sativa.

In addition, Power Plant feminized seeds are feminized, so you won't need to weed out male plants.

CHECK PRICE AT HERBIES

Conclusion

Knowing where to buy marijuana seeds in Connecticut matters for new and experienced growers. Good seeds improve your odds of healthy germination.

If you're not sure where to start, two names stand out: I Love Growing Marijuana (ILGM) and Herbies. Whatever you buy, stay within Connecticut's plant limits and keep your grow indoors and away from anyone under 21.

Frequently Asked Questions

What are the top marijuana seed banks in Connecticut?

I Love Growing Marijuana (ILGM) and Herbies are two of the most popular seed banks with CT growers. Both have easy-to-use online stores.

It's a gray area. Connecticut's licensed market sells seedlings, not seeds. Under current federal law, seeds at or below 0.3% delta-9 THC can count as hemp, but a new federal hemp definition is scheduled to take effect December 11, 2026.

Yes. Adults 21+ and registered medical patients 18+ can grow cannabis indoors at their primary residence. Cannabis remains illegal under federal law.

How many marijuana plants can you legally have in CT?

You can have up to three mature and three immature cannabis plants per person. Each household can have a maximum of 12 plants, no matter how many adults live there.

Sources

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