| Caribbean Breeze | Seed Junky Genetics | | 60/40 | View variety |
| Caribbean Cookies (Billy Ocean lineage, Purple City Genetics) | Unknown | | Unavailable | View variety |
| Caribbean Crush | Trichome Jungle Seeds | | 50/50 | View variety |
| Caribbean Crème | Solfire Gardens | | 60/40 | View variety |
| Caribbean Queen | Humboldt Seed Company | | 50/50 | View variety |
| Caribe | Cannabiogen | | 10/90 | View variety |
| Carlifornia Dreaming | Gage Green Genetics | | 50/50 | View variety |
| Carma Fuel | MadCat's Backyard Stash | | 50/50 | View variety |
| Carmagnola | SeedStockers | | 20/80 | View variety |
| Carmagnola CS | SeedStockers | | 20/80 | View variety |
| Carmelita | Exotic Genetix | | 60/40 | View variety |
| Carmen (Blue Ace Auto CBD lineage, Delicious Seeds) | Unknown | | Unavailable | View variety |
| Carmen (CBD Jam lineage, Delicious Seeds) | Unknown | | Unavailable | View variety |
| Carmen (Deep Mandarin lineage, Delicious Seeds) | Unknown | | Unavailable | View variety |
| Carmen (Dr. Bruce Banner CBD lineage, Original Sensible Seeds) | Unknown | | Unavailable | View variety |
| Carmen (Honeybells lineage, Delicious Seeds) | Unknown | | Unavailable | View variety |
| Carny Fuel | Red Scare Seed Company | | 50/50 | View variety |
| Carol Bazkins | Umami Seed Co | | 50/50 | View variety |
| Carolina OG | Rage City Genetics | | 60/40 | View variety |
| Carrie White | The Bakery Genetics | | 50/50 | View variety |