Planted in public places in the city center of Isparta province, and the landscape value of the woody and herbaceous toxic ornamental plants was made to determine. It also added that grow naturally in less toxic ornamental plants. The study’s materials were collected at various times and periods (during the last 3 years), there are examples of the majority at our herbarium (GUL Herbarium). Plants, especially for children draws attention to The amount of poison in the periods of high and toxic organs. The majority of poisonous plants accumulate poison the seeds, respectively, followed by flowers and leaves it. Important of the poisonous plants found in the city center of Isparta province are listed below: