Populus tremula
European aspen bonsai is a miniature representation of Populus tremula, known for its leaves that tremble in the slightest breeze. A deciduous tree with green leaves that turn yellow and orange in autumn.
Keep soil moist but well-drained. Needs plenty of direct sunlight. Requires winter dormancy periods in cold locations. Perform regular pruning to maintain shape. Repot every 2-3 years in spring.