MK Ultra Autoflower Seeds

$35.00

Sale Sold out

Pack Size 3 6 12 24

Shipping Infrmation

Orders require 2–4 business days for processing and fulfillment before they ship regardless of postage paid. We ship with USPS only.

During holidays, major promotions, or high-volume periods, processing time may extend up to 7-12 business days.

Shipping time begins after your order has been processed and accepted by USPS.

Tracking information will be emailed once your order leaves our facility.

Products will be shipped in compliance with all hemp laws and contains less than 0.3% Delta 9 Compliant with all State and Federal Hemp Laws.

Shipping is only available in states and countries where hemp is legal. You are responsible to ensure you are in a compliant state. We currently do not ship to the locations below but there may be other states not listed that may be considered non-compliant and you are responsible to confirm.

Seeds Location Exclusion

Idaho, Kansas, Kentucky, Louisiana, South Carolina, Wyoming and International locations

THCA Location Exclusion

Arkansas, Colorado, Hawaii, Idaho, Kansas, Louisiana, Minnesota, Oklahoma, Oregon, Puerto Rico, Rhode Island, Utah, Vermont, Guam, US Virgin Islands, and International locations

Standard Shipping

Free Standard Shipping is available on all U.S. orders over $75. Orders under $75 will be charged a standard shipping fee based on current carrier rates at the time of checkout.

Standard shipping includes tracking confirmation (no signature required) and does not provide coverage for lost, stolen, or misdelivered packages. For full delivery protection, please select our Guaranteed Shipping option at checkout.

Once your order has been dispatched, you will automatically receive a USPS tracking number via email.

Guaranteed Shipping

Customers may upgrade their shipping for $25, which includes USPS Priority Shipping (2–3 business days) once the order has shipped. Please note that delivery time begins after our standard processing period, not at the time the order is placed.

This upgrade also includes Signature Confirmation upon delivery for added security. In the event that a package is lost, stolen, or misdelivered, we will reship the order once at no additional cost, provided the tracking does not confirm that the package was signed for and accepted at the delivery address.

Delivered Status Policy (No Exceptions)

Once a package is marked “Delivered” by the shipping carrier, Premium Cultivars considers the order fulfilled.

If tracking shows “Delivered,” we do not replace, refund, or reship the package for any reason, including but not limited to:

Theft
Mailbox theft
Porch piracy
Carrier misdelivery
Incorrect delivery by USPS
Claims that the package was not received

If Guaranteed Shipping Protection was not purchased at checkout, the customer assumes full responsibility once the carrier marks the package as delivered.

If Guaranteed Shipping Protection was purchased, claims must follow the claim process and approval requirements described in our Returns, Refunds & Replacement Policy.

USPS advising you to “contact the seller” does not override this policy.

We recommend customers contact their local post office directly, file a mail theft report if applicable, and check with neighbors.

Delivery Issues

You can file a claim by sending an email to sales@premiumcultivars.com with your order number if you notice your tracking is delivered but you have not received it.

*If Premium Cultivars determines deliverability failed due to a non-customer issue, Premium Cultivars will send a second package.

View full details

General Info

Moderate To Grow THC Caryophyllene, Limonene

Growth Stats

Flowers In 7 - 8 weeks Hieght: 30 in - 78 in Harvest In All Year Yields 600 G / M2

Feelings & Flavors

Relaxed, Happy, Sleepy, Earthy, Pungent, Woody

MK Ultra Auto is the outcome of crossing G-13 and OG Kush cannabis. It was developed by TH Seeds and is renowned for its high yields. Over the years, it has garnered accolades like first place in the High Times Cannabis Cup for indicas in 2003 and second place in the same tournament the subsequent year.

OG Kush, one of MK Ultra's mother cultivars, is noted for its high quality. G-13, on the other hand, has a long and illustrious history. Given its legendary parents, it is no surprise that MK Ultra is such a great cannabis cultivar.

Out of the numerous cannabis seeds’ germination techniques you will come across, none matches up to the effectiveness and efficiency of the ‘Paper Towel’ approach. Here is a quick guide to help you understand this straightforward and cost-effective germination method:

Collect everything you will need, including your autoflowering MK Ultra seeds, paper towels, purified water, a water sprayer, and a pair of tweezers.
Dampen the paper towels by spraying them with water.
Squeeze them to drain any excess water that might have soaked in.
Place one of the paper towels on your dinner plate.
Place your cannabis seeds on top of the paper towel about one inch apart.
Cover the seeds using a second paper towel.
Lift the paper towels to counter-check for any excess water on the plate and drain it.
Keep your seeds in a warm, dark location for one to five days. Every day, check whether the seeds and paper towels are still moist. If required, sprinkle some water to keep them damp.
Once you notice a taproot emerge, it means your seeds are ready for transplanting. Using your tweezers, you can transfer the seeds to your select growing medium.

If you are a first-time gardener, we have some terrific news for you: MK Ultra Auto is an excellent choice. Besides, it does not necessitate too much Tender Loving Care as it is resistant to mildew and molds.

Thanks to autoflower genetics, cultivating MK Ultra seeds is easier than ever, and gardeners do not have to worry about light cycles since these seeds do not require them to blossom. If you want to grow cannabis indoors, Autoflowering MK Ultra cannabis seeds are an excellent choice. It thrives in a Sea of Green system and grows well in hydroponic and soil conditions.

In an indoor setting, autoflowering MK Ultra plants can be induced to bloom early, enabling numerous harvests over the time it would have taken for a single cycle, not forgetting a more impressive yield.

MK Ultra Auto will thrive in an outdoor area as well but specifically a warm, Mediterranean climate. Select a sunny area and let nature take its course. You could anticipate a harvest of about 6 ounces per plant, compared to 12 ounces per square meter planted in an indoor setting.

MK Ultra Auto is an indica-leaning hybrid with substantial proportions of both sativa and indica in its genes.

With the Autoflowering MK Ultra cannabis seeds from Premium Cultivars, even newbie growers can develop a resilient and sturdy plant with little effort.

How long does MK Ultra Auto take to germinate?

Using our recommended ‘Paper Towel’ germination technique, your MK Ultra auto seeds will germinate in one to five days.

What is the MK Ultra Auto flower time?

Autoflowering MK Ultra seeds grow fast and will bloom in 8-10 weeks.

How long does it take MK Ultra Auto to grow?

This fast-growing indica-leaning cultivar will take only eight to ten weeks to bloom. After this period, your plant will be ready for harvest, expecting a yield of 350-400g/m2.

Does MK Ultra Auto grow better in hydro or soil?

Autoflowering MK Ultra seeds will thrive in both soil and hydro setups. However, most seasoned growers will cultivate the seeds using the hydro arrangements as it offers a substantially higher yield.

How tall does MK Ultra Auto grow?

MK Ultra Auto seeds develop into short-to-medium-sized plants of approximately 30-78 inches.

Where is the best place to buy MK Ultra Auto in the USA?

For quality MK Ultra auto cannabis seeds for sale, look no further than Premium Cultivars. This top-notch seedstore is a guaranteed pleasant experience for clients as it ensures that the seeds are discreetly delivered to your location. In addition, they provide cultivators with simple germination and grow guides to help make their cultivation experience fruitful.

Are there any other names for MK Ultra Auto?

In the cannabis realm, MK Ultra Auto is also commonly known as ‘MK Ultra OG.’

Premium Cultivars – Exclusive Cannabis Genetics for Every Grower

Premium Cultivars is more than a cannabis seed bank—we’re a community built around quality, exclusivity, and grower success. Our mission is to deliver world-class feminized and autoflower seeds directly to home growers across the U.S., giving you access to genetics once limited to elite breeders. From legendary strains like Jealousy, Lemon Cherry Gelato,and Zoap to unique, hard-to-find cuts, every seed we offer is hand-selected for reliability and performance.

We believe growing should be simple, successful, and rewarding, which is why we focus only on feminized and autoflower seeds—ensuring every grower gets the most from their harvest without wasted time or resources. With secure credit card payments, competitive pricing, and our Premium Perks loyalty program, you’ll always have access to the best deals and rewards. Plus, our grow guides, tips, and active online community make sure you’re supported every step of the way.

At Premium Cultivars, we’re redefining what it means to buy cannabis seeds—exclusive genetics, unbeatable quality, and a grower-first approach designed to help you thrive.