Red TukaThe initial seeding of garden cress on 03. April 2022:
The soil samples where mixed in 7 variations from the following ingredients:
- Municipal compost from a local treatment plan (thermophilic compost - short and hot composting)
- Garden compost from our household (mostly kitchen and garden scraps - 1year matured)
- Coco fibers
- sugar beet flakes (dried) - sourced locally - protein source
- MgSO4 - Bitter Salt
- Activated Charcoal
- Perlite pellets (local vulcanic stone - crushed
| [volume percent % ] | Var 1 | Var 2 | Var3 | Var 4 | Var5 | Var 6 | Var 7 |
| Municipal compost | 18 | 0 | 36 | 31 | 36 | 56 | 18 |
| Garden compost | 18 | 36 | 0 | 0 | 0 | 0 | 18 |
| Coco fibers | 24 | 24 | 24 | 24 | 34 | 24 | 32 |
| Sugar beet flakes | 10 | 10 | 10 | 15 | 10 | 10 | 10 |
| Bitter Salt | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
| Charcoal | 8 | 8 | 8 | 8 | 8 | 8 | 0 |
| Basalt powder | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Perlite Pellets | 20 | 20 | 20 | 20 | 10 | 0 | 20 |
| Comment | Standard | Only own compost | Only municipal | Like Var 3, more sugarbeet | Like Var 3, less perlite more coco | More Compost, no perlite | like var 1 , no charcoal |
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