professional-quality 100% peat substrate. 
The soil mix has a low EC value (low fertilization), which helps seeds to germinate and root well. 
The cuttings also have optimal contact with the soil mix and will quickly generate roots. 
The fraction size is approximately 0-5 mm.
 
100% peat offers a number of benefits for the germination and rooting of seeds and cuttings.
 
Good drainage: The peat in helps to promote good drainage,
which helps to prevent root rot and other problems.
Aeration: The peat also helps to promote aeration, which helps the roots to breathe and function properly.
Nutrient availability: The peat contains some nutrients, but not too many. 
This helps to prevent the roots from burning.
Fine texture: The fine texture makes it easy for seeds to germinate and cuttings to root.