Search for new substrate for the cultivation of freesias
freesia are grown in the soil . The advantage is that this piddle it easier to control the temperature of the tuber , cool in the summertime and ' warm ' in the wintertime . The soil deal provides a dampening effect when it total to temperature . However , there is also a major disadvantage : the stain must be steamed every six month for disinfection . This is an energy and labor - intensive action ....