Cocopeat Perlite Mixture as an Alternative for Rooted Cuttings Growth Medium of Impatiens hawkeri x platypetala in Indonesia oleh Herni Shintiavira, Minangsari Dewanti, Fitri Rachmawati, Yati Nurlaeni, Dani Nurdina, Sadli Sadli, Safani Ariyantika, Suskandari Kartikaningrum