Increased population also leads to an increase in air pollution. As trees take in air they act like filters and give us pure oxygen in return. Therefore as traffic and air pollution increase, the importance of tree planting also increases. Species in the Spotlight. Mexican Buckeye Mexican buckeye is a very attractive ornamental tree that is ideal in group plantings for a natural effect.
Mature height is approximately fifteen feet.
Fragrant pink flowers are produced in spring . Fall color is also very attractive. In addition it has few if any pest problems.