1) it makes water wetter by reducing the surface tension of water so that the soil can retain water to prevent evaporation and so8l leeching
2) it is economical
3) it's non toxic and biodegradable
4) it helps plants grow even during draught or dry season
5) it drives away pests like Rodents, Aphids, weevils, cartapillars, birds, e.t.c from crops
6) it protects crops from harmful diseases
7) it's 100% organic
8) it doesn't leave harmful residue on the soil that can affect the crops