Interaction effect of variety and pinching in carnation (Dianthus caryophyllus L.)

An investigation was carried out to study the interaction effect of different varieties of carnation (Dianthus caryophyllus L.) to different levels of pinching under natural ventilated polyhouse during 2014-2015. Treatment V1P0, exhibited significantly highest plant height, number of internodes per stem and internodal length, while V4P3 showed significantly highest number of shoots per plant. Significantly minimum number of days to first flower bud initiation and days to 50 per cent flowering were recorded by V4P0, Longest duration of flowering was exhibited by V4P2, V2 P0 showed highest flower bud diameter, length of flower stalk and stalk girth, while V1P0 recorded highest bud length. Treatments V4P3 recorded highest number of flowers per plant and plot.