Cannabis Strain Database
41 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 |
|---|---|---|---|---|---|---|---|
| R2-Abq | Mephisto Genetics | — | No lineage on record | Indica-leaning | — | — | auto |
| Rainbow Jones | unknown | — | No lineage on record | Indica-leaning | 19.3% | — | — |
| Rare Dankness #1 | Rare Dankness Seeds | — | No lineage on record | Indica-leaning | 15.4% | — | — |
| Rare Darkness | Rare Dankness Seeds | Grape Ape × Rare Dankness #1 | Disputed | Indica-leaning | 17.9% | 9–11w | fem., reg. |
| Raspberry Kush | unknown | — | No lineage on record | Indica-leaning | 18.9% | — | — |
| Ravenberry | Mephisto Genetics | — | No lineage on record | Indica-leaning | — | 10–11w | auto |
| Ray Charles | unknown | — | No lineage on record | Indica-leaning | 23.4% | — | — |
| Recon | DNA Genetics | L.A. Confidential × Cannadential | Verified | Indica-leaning | 19.3% | 8–9w | reg. |
| Red Dwarf | Buddha Seeds | — | No lineage on record | Indica-leaning | — | — | auto |
| Red Eye OG | unknown | — | No lineage on record | Indica-leaning | 25.6% | — | — |
| Red Partisan Express | Kalashnikov Seeds | Partisan Express × Purple Pakistan | Verified | Indica-leaning | — | 6–8w | fem. |
| Red Sky | unknown | SKYANCHOR × CHERRY HEMMY | Reported | Indica-leaning | — | 10w | reg. |
| Red Velvet | Paradise Seeds | — | No lineage on record | Indica-leaning | 24.9% | — | auto |
| Redwood Kush | unknown | — | No lineage on record | Indica-leaning | 18.3% | — | — |
| Remedy | unknown | — | No lineage on record | Indica-leaning | 1.0% | — | — |
| Rhino Ryder | Fast Buds | — | No lineage on record | Indica-leaning | — | 9–10w | auto |
| Riffraff Thai | unknown | Kali Thai (pre 2000 genetics) × Deep Chunk (2 males) | Well-supported | Indica-leaning | — | 10–11w | reg. |
| Rip City Purps | Alpha Kronik Genes | — | No lineage on record | Indica-leaning | 18.0% | — | — |
| Ripley's OG | Mephisto Genetics | — | No lineage on record | Indica-leaning | — | 10–11w | auto |
| Ripley's Ripple | Mephisto Genetics | — | No lineage on record | Indica-leaning | — | — | auto |
| Rocklock | DNA Genetics | — | No lineage on record | Indica-leaning | 16.7% | 7–8w | fem., reg. |
| Rockstar | DNA Genetics | — | No lineage on record | Indica-leaning | 17.0% | — | — |
| Rollex OG Kush | The Devils Harvest | — | No lineage on record | Indica-leaning | 16.9% | — | — |
| Romulan | Pyramid Seeds | — | No lineage on record | Indica-leaning | 15.6% | 6–8w | fem., reg. |
| Rose Bud | unknown | — | No lineage on record | Indica-leaning | 12.3% | — | — |
| Rose Gold | Archive Seed Bank | Pineapple Express × MoonBow #75 | Verified | Indica-leaning | 20.2% | — | auto, fem. |
| Royal Bluematic | Royal Queen Seeds | — | No lineage on record | Indica-leaning | — | 7–8w | auto |
| Royal Cheese (Fast Flowering) | Royal Queen Seeds | Old School Skunk × Afghani | Verified | Indica-leaning | — | 7–8w | fem. |
| Royal Cookies | Royal Queen Seeds | Forum Cookies S1 × Forum Cookies S1 | Reported | Indica-leaning | — | 8–9w | auto, fem. |
| Royal Creamatic | Royal Queen Seeds | — | No lineage on record | Indica-leaning | — | 8–9w | auto |
| Royal Domina | Royal Queen Seeds | Black Domina × Kalijah | Verified | Indica-leaning | — | 9w | fem. |
| Royal Purple Kush | Emerald Triangle | — | No lineage on record | Indica-leaning | 17.7% | — | — |
| Royal Skywalker | Royal Queen Seeds | Blueberry × Mazar | Verified | Indica-leaning | — | 9w | fem. |
| RS11 x Banana OG | Barney's Farm | RS11 × Banana OG | Verified | Indica-leaning | — | 9–10w | fem. |
| Ruderalis Indica | Sensi Seed Bank | — | No lineage on record | Indica-leaning | — | 6–7w | reg. |
| Ruderalis Skunk | Sensi Seed Bank | — | No lineage on record | Indica-leaning | — | 6–7w | reg. |
| RuntO'z | Mephisto Genetics | — | No lineage on record | Indica-leaning | — | — | auto |
| Runtz Bomb | Bomb Seeds | Big Bomb × Runtz | Reported | Indica-leaning | — | 8–10w | fem. |
| Runtz Muffin | Barney's Farm | Original Z × Gelato #33 × Orange Punch | Verified | Indica-leaning | 20.4% | 8–9w | fem. |
| Runtz 'n' Roses | Mephisto Genetics | — | No lineage on record | Indica-leaning | — | — | auto |
| Russian Assassin | unknown | — | No lineage on record | Indica-leaning | 20.6% | — | — |