The blackheaded pine sawfly prefers older trees of loblolly and shortleaf pine and will also feed on slash, longleaf, pond, and sondregger pines. Loblolly Pine Sawfly The loblolly pine sawfly, a long time pest in Arkansas, has attacked loblolly pines in western Kentucky during some years. - This species is one of the most important defoliators of loblolly and shortleaf pine in the south-central states. The loblolly pine sawfly The red-headed sawfly prefers longleaf and slash pine. The larvae, about 1-1/4 inches long when full grown, have a chocolate brown head and dull green body. LOBLOLLY PINE SAWFLY, Neodiprion taedae linearis Ross Importance. It will also feed on white pine, larch, deodar cedar, and Norway spruce. Slash Pine. Mature Height: Slash pine (Pinus elliottii) will reach 100 feet at maturity. The slash pine sawfly prefers slash pine. In heavily infested areas, trees may be completely defoliated in the spring before new shoots have developed. Importance. Needles were used in 96 h feeding trials to determine the performance of young, second instar larvae of loblolly pine's principal leaf herbivore, red-headed pine sawfly, Neodiprion lecontei (Fitch). Certain species of pine sawflies have preferred hosts. This species is one of the most important defoliators of loblolly and shortleaf pine in the south-central states. LOBLOLLY PINE SAWFLY, Neodiprion taedae linearis Ross. Young pines, 5-10 years old, are most susceptible. longleaf, pitch, and Swiss Mountain pine. The larvae, about 1-1/4" long when full grown, have a chocolate brown head and dull green body. In heavily infested areas, trees may be completely defoliated in the spring before new shoots have developed. Periodic outbreaks over large areas cause substantial growth loss and reduced tree vigor, but mortality rarely occurs. The larvae, about 1-1/4" long when full grown, have a chocolate brown head and dull green body. - This species is one of the most important defoliators of loblolly and shortleaf pine in the south-central states. The loblolly pine sawfly, a long time pest in Arkansas, has attacked loblolly pines in western Kentucky during some years. SPOTTED LOBLOLLY PINE SAWFLY (Neodiprion taedae taedae) Markings: greenish-white, red-brown head, a dull gray-green stripe on each side of the body, a row of black spots just above the midline, two black blotches on top of tenth body segment Host: loblolly and shortleaf pines Present: Spring to July Conifer sawflies (such as the loblolly pine sawfly, Neodiprion taedae linearis Ross) can occasionally cause serious injury to pines and other evergreens by feeding on foliage, tunneling into buds or boring into shoots. There are heavy blac k stri pes a lon g ea ch si de wit h Periodic outbreaks over large areas cause Problems: Loblolly pine is susceptible to pine bark beetles, tip moth, fusiform rust, and butt rot, and may incur occasional pine sawfly damage. Cultivars: ‘Nana’ is a dwarf form of loblolly pine and grows 8 to 15 feet tall with a dense, rounded crown. Loblolly Pine Sawfly The loblolly pine sawfly, a long time pest in Arkansas, has attacked loblolly pines in western Kentucky during some years. In heavily infested areas, trees may be completely defoliated in the spring before new shoots have developed. There are heavy black stripes along each side with two lighter stripes below them. Sawflies can infest any southern pine. There are heavy blac k stri pes a lon g ea ch si de wit h The black-headed pine sawfly prefers loblolly and pond pine.

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