The success of forest plantation development can not be separated from the provision of good quality seed. Most of the work in the form of forest management activities of protection against pests. In supporting the successful planting of plant species dipterocarp seedlings need to do intensive maintenance at the time in the nursery. Because in the maintenance of seedlings in the nursery is always found pests which can cause harm. Meranti cultivation technique has been known among foresters in forest rehabilitation and plantation establishment. Shorea selanica included in the group of red meranti, has few pests that attack, economically destructive and detrimental. Eradication of pests is one that needs attention because without this effort can lead to failure on principle - the principle that the use of intensive silviculture techniques. Given the very low stands attacked by pests, the pest aspects should be considered because it can make the success of HTI problems if not addressed at an early stage. Maintenance seedling red meranti (Shorea selanica) in nursery plays an important role to support the success of planting in the field. However, in the maintenance of seedlings in the nursery is always found the existence of pests which can cause harm, cause the supply of saplings to be reduced. Symptoms of pest attack begin with perforated leaves wither and dry, then fallen leaves and dead plants.