Penggunaan Air Kelapa Untuk Setek Batang Jati (Tectona Grandis)

Abstract

Teak plant wasa treewhich timber has durability classI and strong class I.  It hasmany benefits, from roots to leaves. Variousbenefits of teak causing to do cultivation, one of propagation activities that often carried out was vegetative. Vegetative propagation of plants can be done bystem cutting, root cutting and shoot cutting.  Using of growth regulator with coconut water immersion is expected to spur the growth rootofteak stem cutting. This study aimed to determine the effect of using coconut water to increase the success of teak stem cuttinggrowth, andto determine the best dose of using coconut water forteak stem cutting growth. This treatment used Completely Randomized Design(CRD).  This research consisted of five treatments that usedcoconut water treatment 0%, 25%, 50%, 75%, and 100%. Each treatmentconsisted of five teak stem cuttings with repetition as much as 5 times.  Amount ofmaterial plants required 5 x 5 x 5 = 125 teak stem cuttings.  The resultshowed by using coconut wateras a growth regulator could increasethe growth of teak (Tectona grandis) stem cuttingin 50%--100% concentration and the best dose of coconut water asa growth regulator was 100%.  Keywords : coconut water, cutting, dose, growth regulator, teak