The purpose of this study is to examine effect of horticultural therapy on mental development and interpersonal relationship of institutionalized children. This study executed horticultural therapy program of the total 16 times by one time a week to institutionalized children who have used H-Institution for children in Kyungsang Buk-do from September 21, 2006 to January 4, 2007. To examine effect of horticultural therapy, this study used the korean personality rating scale for children(KPRC), withdrawn scale, self-concept scale, and interpersonal relationship scale, and investigated before and after executing the program for comparison. Mental development was reduced from 90.87 before executing to 72.25 after executing horticultural therapy, and it was statistically significant(P<0.01). Also in withdrawn scale test, the mean point was appeared to be significantly raised(P<0.05) from 8.875 before executing to 6.25 after executing the program, and horticultural therapy was considered to be effective to mental stability of institutionalized children. In result of evaluating self-concept, it was raised from 207.37 before executing to 228.5 after executing, and it showed the significant difference(P<0.01). Also in result of evaluating interpersonal relationship, it was raised from 73.25 before executing to 83.75 after executing, and it showed the significant difference(P<0.05). Accordingly, horticultural therapy is considered to be effective to mental development and interpersonal relationship of institutionalized children.

This study set out to research preference of material color, to analyze the impacts changes of the depression an more effective of Horticultural therapy program for the old adults. The subjects were made out of the old adults who were taken care at 'Daeduk Senior Welfare Service Center' located in Namgu, Daegu Metropolitan City. The experiment was conducted once a week form Aug. 9 to Nov. 1, 2005, total in 13 times. To estimate the research subject's remedial value, GDS-K(Geriatric Depression Scale in Korean) was implemented before and after performing a horticultural therapy program, and each time a color preference for program key materials was examined. The evaluation is as follows : GDS-K evaluation indicated that the average point for entire research subjects prior to its implementation presented 23.4, while it was 16.6 with 7 drop after its implementation, which consequently implied a gradual decrease in melancholy and statistically showed a significant different(P<.05). Findings on the survey regarding a color preference for key materials revealed that cut flower, artificial flower, and colored stone, and moss preferred red color the most, while seed liked green color the most and floral form cared for pink the most. The findings drawn so far indicated that the horticultural therapy using bright and clear colors provided a positive impact for old people's melancholy. I conclude that it would be helpful for changing one's mood and improving an melancholy, to let horticultural therapy programs use their materials mainly with bright and clear colors, so as to make deeply-melancholy old people feel refreshed.

This study was inquired into the effect of horticultural therapy on the self-concept and personality development of institutionalized children. It conducted a weekly horticultural therapy program 17 times from March 22 to July 12, 2006 on institutionalized children using an H child institution located in Youngcheon-city, Gyeongsangbuk-do. It made a comparative survey of the effect of horticultural therapy with self-concept scale, child behavior checklist (K-CBCL) and sociality scale before and after conducting the program. The results of this study were as follows: First, analysis of self-concept scale showed that the average value increased significantly as 110 after execution of horticultural therapy into 100.5 before that (p<.05). Particularly, there was a significant difference in the moral self of subordinate sphere (p<.001). Second, analysis of K-CBCL showed that there was a significant difference in the attention and concentration (p<.05). Third, analysis of sociality scale showed that the average value was increased as 73 after execution of horticultural therapy into 64.5 before that, which there was a significant difference in the sociality (p<.001).

The research was conducted to draw preferences for horticultural activities as a leisure activity program of halls for the elderly. It aimed at a total of 56 old people who were from Daemyung-dong, Daegu : Daemyung 1 dong, 5 dong, 6 dong, 9 dong, 10 dong, along with Bongduck 3 dong. The research period was from Jul.21, 2005 to Dec.30, 2005, twice a month totaling 12 times. Horticultural activity program was simply implemented in consideration of the participating old people's age, after selecting frequently-used previous ones such as flower basket, dish garden, water culture, and potpourri bag making. Questionnaires were conducted after the program implementation. The survey result indicated as follows : regarding the preference study on the leisure program of the participating halls for the elderly horticultural activity showed 53.8% for the highest, ; regarding the preference study on horticultural activity program, bamboo strainer took 21%, corsage for 21%, potpourri bag for 10%, and hanging pot for 10%. The survey showed on the whole that the preference for works of flowers was relatively higher. The evaluation of sociality development after horticultural activity execution has presented a significant improvement(p<.001). Therefore, if the horticultural activity program is used as leisure activities of the halls for the elderly, it will seemingly put a positive impact on old people's personal relationship improvement and their leisure activities.

This study was carried out to know the effects that horticultural therapy on the improvement of the self-concept of underachiever child. The study was performed on six underachiever child of the general classes of P elementary school located in Daegu Metropolitan City. The experiment was conducted twice a week, from September 19 to December 16, 2003, total in 22 times. The examination on self-concept before and after the execution of horticultural therapy was utilized by dividing general self-concept from self-concept on learning for each lower-level area. The program also evaluated the degree of emotional and sociable developments by horticultural therapy evaluation chart(KHY type) and performed comprehensive evaluation through direct observation by horticultural therapists and the class teachers. The evaluation results on self-concept for all subject students showed meaningful difference after horticultural therapy. This is thought to promote learning motive and learning desire through various horticultural therapy programs using plants. It has shown on the change of attitude for solving problems. As explained above, it has shown that the horticultural therapy had positive effects on the formation of self-concept for underachiever child.

This research was set out to prove the effect of horticultural therapy on the emotional stability and the depression of military sexual slavery by japan. The two military sexual slavery(A and B) by japan living in Daegu were continuously participated in this horticultural therapy program(HTP). The experiment was conducted 20 times from March to July, 2004. To prove the effect of HTP effect, emotional stability and the depression was diagnosed between pre- and post-program using the BDI(Beck Depression Inventory) and horticultural therapy evaluation table(KHY type). Also after horticultural therapy executing, the observation log was kept down via the horticultural treatment diagnosis table(KHY type). In the result of BDI evaluation, we could notice that the horticultural therapy program improved the emotional stability and depression of A and B subjects. In this study, HTP showed a positive effect in curing mental depression and activities. Therefore, HTP is useful in the rehabilitation of the military sexual slavery by japan.