SHOOTS MULTIPLICATION AND ROOTING OF HOSTA SIEBOLDIANA CV. GOLD STANDARD USING CULTURED SHOOT TIPS
The highest shoot multiplication /5.3 shoots par explant/ was obtained on liquid medium with filter paper bridge /NAA 0.6 mg/l and BAP 4 mg/l/, but the shoots showed vitrification symptoms. The shoots without vitrification were obtained on agar medium /4.6 shoots per explant/ containing NAA 0.1 mg/l and BAP 6 mg/l. The rooting of shoots was effective on solid medium without growth substances but was better with the use of NAA 0. 1 mg/l.