preparation of the soil mixture from vermicompost, biohumus , vermiculite and agroperlite for transplanting seedlings and planting

agricultural agriculture agroperlite bio biohumus black bowl california composition compost container day dig environment farming fertile fertilizer fertilizers garden gardening granules growing humic humus improvers ingredient manure mineral mixing mixture natural nutrients organic perlite plant planting preparation prepare process season seedlings seeds shovel soil spring sunny tools transplanting vegetable vegetables vermicompost vermiculite worms