Auto Critical Mass
Advanced Seeds are Spanish cannabis seedbank who has a reputation for breeding superior marijuana genetics.
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Same Day Dispatch Information
We will always strive to dispatch orders for special delivery placed before 10am on the same working day, however please note all orders are subject to our usual processing time of upto two working days. Quoted delivery time is from point of dispatch.
Free Cannabis Seeds
Everybody loves freebies right?
When you shop at the London Seed Centre you are guaranteed a minimum of one free seed with every order.
The more you spend the more free seeds you’ll receive bundled in with your order.
What’s more, our freebies are some of the most popular strains on the market provided by the most reputable manufacturers, so rest assured you won’t be disappointed!
Quantities and strains adjust with order size and value
Don’t forget to sign up to the London Seed Centre today to claim your seed chips for extra discounts on your orders, plus a load of bonus perks for being a valued LSC member.
*Kindly note that free seeds strains are subject to availability, and may be swapped out with different strains if they become out of stock. We alway do our best however to supply a strain of similar characteristics to the seeds on your order. Thank you for understanding.
Auto Critical Mass combines the reliably productive Critical Mass with an old grower’s favourite, the tried and true Skunk #1. Outcomes a next-gen autoflower that, thanks to her uniformity, fast flowering phase, and top production, is suited to all manner of beginner and experienced growers. Even novice cultivators can look forward to good results when growing this strain.
Auto Critical Mass is highly adaptable and will churn out great results whether she's in a grow tent or under the sun. Growers will also be happy to hear that she has good resistance to mold and pests. Indoor cultivators can take advantage of her compact height (80–100cm) by growing her in a sea of green (SOG) setup. With a lightning-fast growing cycle of only 60–70 days, you won't be waiting long until you reap your reward. Indoors, this highly productive auto can yield up to 500g/m². Time your grows right, and you can harvest top bud all year long!
Smoke Auto Critical Mass, and she will please you with sweet berry notes complemented by hints of earth and wood. With 14% THC, she is not overwhelmingly strong, but still potent enough for you to experience an extremely relaxing physical effect after just a few hits—the perfect strain for de-stressing after a long day!
| Breeder | ADVANCED SEEDS |
|---|---|
| Cup Winner | No |
| Medicinal | No |
| Flowering Type | Autoflowering |
| Yield | Medium |
| THC Content | High (15-20%) |
| CBD Content | Low (0-1%) |
| Environment | Indoor, Outdoor, Greenhouse |
| Genetics | Ruderalis Hybrid |
| Height | Short |
| Flowering Time | 8-9 WEEKS |
SHIPPING METHODS WE OFFER FOR UK & N. IRELAND
FREE 3-5 Day Standard Delivery™
Free standard delivery on your order for delivery within approximately 3-5 days.
(Applies to orders over £50 only)
Royal Mail Signed For™ 1st Class
Royal Mail Signed For 1st Class™ aims to deliver your letter or parcel the next working day however can take up to 3 days - and gives you the added benefits of check online or on your mobile to see where your item is (royal mail website) compensation cover up to £50.
Special Delivery Guaranteed Next Day™
Special Delivery Guaranteed by delivery the next working day. The benefits include end to end tracking and signature on delivery online or via your mobile (royal mail website) compensation cover up to £500 for loss and damagesend items up to 20kg
SHIPPING METHODS WE OFFER INTERNATIONALLY
International Signed For™
For an overseas delivery service you can trust, look no further International Signed For™ mail is available worldwide and travels through a separate and secure network until it leaves the UK . Each item is individually listed and accounted for before being handed over to the airline. Proof of posting and compensation comes as standard, with the option to buy extra compensation up to £500*.
*sometimes £250, depending on the destination.
International Signed For™ items are tracked until they leave the UK when sent by Airmail. Tracking is also available in a number of overseas destinations to delivery.
Delivery aims:
- to Europe within three to five working days of posting
- to Rest of World within five to seven working days of posting
* Delivery is in working days and excludes day of posting, Saturdays and Sundays.
FURTHER INFORMATION
Airsure®
Trusted for fast and secure international mail Airsure® receives priority handling in the UK and abroad and is generally a day faster than standard Airmail.
Our aim is to deliver:
- to Western Europe within two to three working days of posting
- to Eastern Europe within three to four working days of posting
- to the rest of the world within six to seven working days of posting.
* Delivery is in working days and excludes day of posting, Saturdays and Sundays.
Note: This service does not guarantee delivery within the timescales indicated. Neither does it offer compensation for delay or for missing tracking information.
Airmail
Airmail will aim to deliver your mail to:
- Western Europe within three working days
- Eastern Europe within five working days
- major cities worldwide within five working days and other destinations within seven..
RETURNS & REPLACEMENTS
You can exchange an unwanted item for a replacement or store credit of the same value if the item is still in the original breeder packet which remains sealed. We will not under any circumstances exchange or replace an open packet. Due to the nature of our products, we cannot give refunds. Kindly note that any items being sent back to us should be sent by recoreded delivery, and the tracking number sent to us by email to sales@londonseedcentre.co.uk.
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