Induction of Polyploidy Using Colchicine in Flower Buds from Phalaenopsis Hybrids

Abstract

Phalaenopsis hybrid is one of the orchids that is in great demand in the horticultural market as cut and potted flowers. One of the attempt to obtain new variation flower characters in Phalaenopsis hybrids is polyploidization using colchicine. The purpose of this study was to determine the cytological character of orchids (number, size, shape of chromosomes). The research was conducted at the Screenhouse of the Faculty of Agriculture and