Arjan Roskam's Amsterdam seed company, known for Super Lemon Haze, Super Silver Haze and White Widow (the latter's origin is contested with Shantibaba of Mr. Nice Seeds).
- Cultivars documented
- 6
- On the Prime Cuts menu
- 0
- Collaborators
- 1
Cultivars attributed to Green House Seed Co.
| Strain | Type | Lineage | Dominant terpene | Flower |
|---|---|---|---|---|
| White WidowGreen House Seeds / Shantibaba (disputed) | Hybrid | Brazilian sativa landrace x South Indian indica (Kerala) | Myrcene | 8–9 weeks |
| Super Lemon HazeGreen House Seed Co. (Franco Loja / Arjan Roskam) | Sativa | Lemon Skunk x Super Silver Haze | Terpinolene | 9-10 weeks |
| Super Silver HazeGreen House Seeds (Neville Schoenmakers & Shantibaba) | Sativa | Haze x Skunk #1 x Northern Lights #5 | Terpinolene | 9-11 weeks |
| Lemon HazeVarious (popularized as Super Lemon Haze by Green House Seed Co.) | Sativa | Lemon Skunk x Silver Haze | Limonene | 9-11 weeks |
| White RhinoGreen House Seeds | Hybrid | White Widow x Afghan | Myrcene | 8-10 weeks |
| Great White SharkGreen House Seeds (bred by Shantibaba & Neville Schoenmaker; later released as Shark Shock via Mr. Nice Seeds) | Hybrid | Super Skunk x White Widow | Myrcene | 8-9 weeks |
Collaborations and selections
- The Seed Bank (Nevil Schoenmakers)
Super Silver Haze