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This publication describes the symptoms, life cycle and control of the elongate hemlock scale, a pest that causes white, waxy spots on the upper surface of Christmas tree needles.
This publication covers the identification, life cycles and treatment of several species of insects, such as May and June beetle grubs and root aphids, that feed on and affect root growth of Fraser fir Christmas trees.
This publication describes scouting for and controlling the spruce spider mite, an insect that causes yellow spots on needles of Fraser firs.
This publication describes the control of the rosette bud mite, a mite that destroys the buds of Fraser firs resulting in holes in the canopy, flat sides, weak bottoms and uneven and/or light density.
