Repackaging in 1 Litre.
Size 3-6mm.
Vermiculite (hydrated magnesium iron aluminium silicate mineral) , small particles colored dark orange / gold.
Benefits :
- improve water retention (act like a sponge sucking water, good for thirsty plants or plants that not often watering)
- improve aeration (tends to collapse on itself reducing its ability to increase airflow in the growing medium)