ABSTRACT The purpose of study is to know the effect of interaction of EFB ash and nitrogen fertilizer and main factor to performance aloe vera plant on peat soil and find the best combination of treatments that produces fresh weight of aloe vera (Aloe vera L.) for the first 4 months on peat soil. Studies using factorial trials 4 x 4 by 3 replication, with two factors of 4 level each, using a c…