The flower of the so-called automatic flowering cannabis varieties (or Automatics) depends on the age of the plant rather than the photoperiod. Automatic varieties get this properties usually from a certain amount of Ruderalis in the pedigree. In SeedFinders database of all automatic flowering cannabis strains you can find the right one for you, based on breeder- or user opinions! The strains are sorted alphabetically - but you also can filter the results and sort the table by clicking on the headers. For a more detailed search please use our <a class='link' href='https://seedfinder.eu/en/search/extended'>extended search</a> options!
| Strain name | Breeder | Flowering time | Strain heritage | Feminized |
|---|---|---|---|---|
| Auto UK Cheese | Seedsman | 83 | ruderalis / indica / sativa | feminized |
| Auto Unicorn Poop | GB Strains | 74 | ruderalis / indica / sativa | feminized |
| Auto Uzbeka | AutoFem Seeds | 58 | ruderalis / indica | regular |
| UK Auto-PENG | London City Genetics | 70 | ruderalis / indica / sativa | feminized |
| UK Cheese Auto | Humboldt Seed Organisation | 70 | ruderalis / indica / sativa | feminized |
| UK Cheese Auto | Shaman Genetics | 56 | ruderalis / indica / sativa | feminized |
| UK Cheesy Express | Phoenix Seeds | 70 | ruderalis / indica / sativa | feminized |
| Uk Auto-Ammi | London City Genetics | 77 | ruderalis / sativa | feminized |
| Ultra Lemon Haze | Auto Seeds | 68 | ruderalis / indica / sativa | feminized |
| Ultraviolet | Samsara Seeds | 70 | ruderalis / indica / sativa | feminized |
| Unknown Kush Early Version | Delicious Seeds | 59 | ruderalis / indica / sativa | feminized |
| Ursula Berry F2 | Humminbird Genetics | 75 | ruderalis / indica / sativa | regular |
| Ursula Berry F3 | Humminbird Genetics | 75 | ruderalis / indica / sativa | regular |