TH Seeds hit the nail on the head with these 100% feminized seeds They make the medicine go down extra smooth with


Mouth-Puckering Medical Seeds

TH Seeds hit the nail on the head with these 100% feminized seeds They make the medicine go down extra smooth with intense Sour flavour & an effect you'll love. UltraSour Seeds are brimming with power & a 30:70 Sativa/Indica ratio making this hybrid as close to perfection as it can get!
  • 100% Feminized Seeds
  • 30% Sativa: 40% Indica
  • Medical Grade
  • Intense Flavour
  • Huge Yield

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The Total Package - Power, Flavour & Yield!

If you're looking for an all-around good cannabis seed, you can't go wrong with TH Seeds UltraSour Strain. The flavour is a no-brainer derived from the original East Coast Sour D while MK-Ultra kicks in a surprising level of medicinal power - this is most definitely the good stuff!

  • MK Ultra X Sour D - Wow!
  • High-Performance Medical Seeds
  • Up to 500 gr/m2 of UltraSour, Ultra-Sticky Buds

UltraSour Seeds are fairly tall at 140 to 150 cm on average, but if you have the space, they deliver a spectacular yield that's oozing with thick, sticky resin for super-dank quality. So tempting!

Need top quality but don't want to pay out the wazoo? Then shop for premium marijuana seeds at Gorilla Seeds! We have the best gear at the lowest prices bar none - check around.

Don't Miss Out - Order Your UltraSour Cannabis Seeds Today!

NB: An UltraSour smoke report is mighty tempting, but keep the faith & keep it legal. Germination, cultivation, smoking, toking & otherwise using your new cannabis seeds could get you in a heap of trouble. Just saying.

Cannabis Genetics?
MK-Ultra X Sour D
Yield Notes?
450 to 500 gr/m2
Flowering Time?
9 weeks
Height Info?
Sativa / Indica ratio?
30% Sativa: 70% Indica
Mainly Indica?
Very Sour
Height notes?
140 to 150 cm

No longer want the cannabis seeds you ordered? No problem!

Simply return them in their sealed breeder pack in the same condition you received it within 7 days, and we will issue you a refund lickety-split. Just follow these easy instructions:

  • Do not crack that pack! Gorilla Seeds cheerfully accepts returns as long as the seeds are still in their original, unopened breeder pack.
  • Login to your Gorilla Seeds account & cancel your order within 7 days of receiving your order. Please let us know the reason for the return in the space provided.
  • Pack them up. Place your unwanted cannabis seeds, your contact information & your RA number in a padded mailer.
  • Seal the mailer. really well so the cannabis seeds can't escape en route. The Gorilla can't do anything with an empty envelope.
  • Put your return address on the outside of the mailer just in case it decides to go rogue along the way. That increases the chances of getting your seeds back if they don't make it to Gorilla Seeds - we don't issue refunds for returns that don't make it to our address.
  • Ship them back. Mail your package to Gorilla Seeds at the following address. Please use trackable mail and pay for enough postage - we're not responsible for any returns that get lost in transit, and we don't pay for insufficient postage when we pick up our mail. Sorry guys - that's just the way it works.

We will make every effort to process your return in a timely manner once it arrives at Gorilla Seeds, usually within 3 to 4 days. During busy times of the year, it might take slightly longer.

Gorilla Returns
PO Box 456
Weston Super Mare

NB: Don't forget that Gorilla Seeds sells all cannabis seeds as collectible items to comply with UK law. Read the disclaimer for more info on the law. That means we can not & will not discuss anything illegal including germination, cultivation, growing, sprouting, harvesting, curing and using cannabis. Any communication, including return requests, that mention anything of a criminal nature will be immediately deleted without any response whatsoever. Just saying.

Can't wait to get your hands on your new cannabis seeds?

The Gorilla feels you! That's why we specialize in fast international delivery to make sure you're never left twiddling your thumbs and staring at the door.

99% of all orders ship out using trackable Royal Post mail within 48 business hours after payment is received, but your actual delivery timeframe depends on your location. Here's what you can expect once your order is dispatched:

  • UK Orders Arrive in 1 to 2 Business Days
  • European Orders Arrive Within 14 Business Days
  • The Rest of the World Take 25 Days or Less to Get There

Unfortunately, Gorilla Seeds has no pull when it comes to how long it takes for packages to pass through customs in each country. Those blokes play by their own rules. To find out where your weed seeds are at any point in time, enter your order number and email address on our order tracking page.

Don't Delay - The Sooner You Order Your New Marijuana Seeds, The Faster They'll Get There!

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