This study was conducted to investigate of horticultural activity programs (HAPS) on self-esteem and school life adaption of juvenile. As one group pre-post designed trial, ten participants (5 males, 5 females) were recruited to participate in 16 HAPS within 4 months. The programs were performed 1 time per week from September 3 to December 17. The HAPS were composed of making vegetable garden, making herb candle, planting a floricultural crops, and pressed flower. The self-esteem and school life adaption were evaluated to examine the effects of HAPS between before and after. In the self-esteem, mean value of juvenile showed high score 52.10 after HAPS compared to 42.60 before. And, self-esteem of all subjects were significantly improved regardless of juvenile. In school life adaption, mean value of juvenile was higer score of 71.00 after HAPS than that of 46.60 before HAPS. And, school life adaption of all subjects were significantly improved regardless of students.