Cannabis Strain Database
25 strains: browse, filter, and check every lineage claim's sources
More filters: good for, lineage, seeds, lab data
| Strain | Breeder | Cross | Lineage | Type | THC | Flowering | Seeds |
|---|---|---|---|---|---|---|---|
| Rafael | Tikun Olam | — | No lineage on record | Sativa-leaning | 19.9% | — | — |
| Rainbow Road | Mephisto Genetics | Thin Mint GSC × Hindu Kush x Strawberry Sativa | Disputed | Sativa-leaning | 21.1% | 9w | auto, fem., reg. |
| Ramses | Pyramid Seeds | — | No lineage on record | Sativa-leaning | — | 10w | auto, fem. |
| Rasinettes | Mephisto Genetics | — | No lineage on record | Sativa-leaning | — | — | auto |
| Raspberry Cough | Nirvana | Cambodian IBL × Ice Haze #1 | Reported | Sativa-leaning | 17.7% | 9–11w | auto, fem. |
| Rebel God Smoke | Helping Hands Herbals | — | No lineage on record | Sativa-leaning | — | — | — |
| Red Congolese | Reeferman Seeds | — | No lineage on record | Sativa-leaning | 22.9% | — | — |
| Red Headed Stranger | unknown | — | No lineage on record | Sativa-leaning | 20.2% | — | — |
| Red Hot Cookies | unknown | Tropicanna Cookies (Girl Scout Cookies x Tangie) × Tangie | Reported | Sativa-leaning | — | 7–9w | fem. |
| Reina Madre X Jack the Ripper | Philosopher Seeds | Reina Madre × Jack The Ripper | Verified | Sativa-leaning | — | — | fem. |
| Remulak Reefer | Mephisto Genetics | — | No lineage on record | Sativa-leaning | — | — | auto |
| Respeto | unknown | Gelato × Respect | Reported | Sativa-leaning | — | 11–12w | fem. |
| Retro Wedding | Mephisto Genetics | — | No lineage on record | Sativa-leaning | — | — | auto |
| Rocket Fuel | Archive Seed Bank | Jet Fuel OG × Face Off OG | Verified | Sativa-leaning | 23.0% | 8–9w | auto, fem., reg. |
| Royal AK | Royal Queen Seeds | — | No lineage on record | Sativa-leaning | — | 8–9w | auto, fem. |
| Royal CBDV Automatic | Royal Queen Seeds | — | No lineage on record | Sativa-leaning | — | 5–6w | auto |
| Royal CBG Automatic | Royal Queen Seeds | — | No lineage on record | Sativa-leaning | — | 7w | auto |
| Royal Dwarf | Royal Queen Seeds | — | No lineage on record | Sativa-leaning | — | 6–8w | auto |
| Royal Haze | Royal Queen Seeds | — | No lineage on record | Sativa-leaning | 12.5% | 10–11w | auto |
| Royal Highness | Royal Queen Seeds | Respect 13 × Dancehall 24 | Disputed | Sativa-leaning | 20.2% | 7–9w | fem. |
| Royal Jack (Auto) | Royal Queen Seeds | — | No lineage on record | Sativa-leaning | — | 9–10w | auto |
| Royal Medic | Royal Queen Seeds | Critical × Juanita | Verified | Sativa-leaning | 8.6% | 9w | — |
| Royal Moby | Royal Queen Seeds | Haze × White Widow | Verified | Sativa-leaning | 18.2% | 9w | fem. |
| Royal THCV | Royal Queen Seeds | Pure African Sativa × Durban Haze | Verified | Sativa-leaning | — | 9–10w | fem. |
| Russian Doll | Kannabia Seed Company | AK-47 × Kuban Sativa × Northern Lights | Verified | Sativa-leaning | — | 8–9w | fem. |