Pine: Sequoia pitch moth categories: Conifers Ornamentals Pine Pine Insects revision date: 2023-02-07 12:00 Sequoia pitch mothPhoto by: S.J. Collman Biology The larvae of the sequoia pitch moth feed by boring into branches or trunks. At the point where the larva enters the wood, small to large masses of white to pinkish pitch accumulate. The […]
Pine: Spider mites categories: Conifers Ornamentals Pine Pine Insects revision date: 2023-02-09 12:00 Spider mites under microscopePhoto by: L.K. Tanigoshi Biology Spruce spider mites feed on older needles, causing yellowish to gray stippling (tiny spots) and needle chlorosis or yellowing. Fine webbing is usually present on infested needles and twigs. The mites are tiny and […]
Pine: White pine weevil categories: Conifers Ornamentals Pine Pine Insects revision date: 2023-02-07 12:00 White pine weevil damagePhoto by: A.L. Antonelli Biology White pine weevils are brown beetles with light blotches on the highly curved back. Adults grow to about 1⁄4″ long and feed on shoots and needles of pines and spruces. The larvae feed […]