WebJohn Kushla: There are two species of weevils that attack pines, the pales weevil, hylobius pales, and the pitch-eating weevil, pachylobius picivorus. Both are in the family Curculionidae. ... In situations like this, damage can be extension. 30% or 60% or more of the seedlings maybe eaten. Extensive damage will require replanting. Amy Myers ... Webspray to manage pales weevils adults, which lay eggs on fresh pine and spruce stumps. Growers can use the same insecticide and walk through the field once to spray leaders of trees susceptible to WPW and fresh stumps to manage pales weevils. Chemical control can readily be accomplished because the adult weevil activity is so focused on the leaders.
Leaf Beetles and Weevils - University of Minnesota
WebImportance: Pales weevil ( Hylobius pales) and pitch-eating weevil ( Pachylobius picivorus) can cause considerable losses to pine seedlings in Texas. Adults commonly feed on the cambium of one-year-old seedlings but will also feed on … WebApr 21, 2015 · They might be hungry after the long winter, so protect yourself. I’m seeing lots of winter injury – mostly browning and some broken limbs – although not specifically on Christmas trees. It may keep progressing as the days warm up. Check buds to see if they are alive or dead. Also some vole damage on trunks of ornamentals. bushcraftbartons schrade budget
Pales Weevil: Forest Health & Monitoring: Maine Forest Service: …
WebPetersson, M. 2004. Regeneration methods to reduce pine weevil damage to conifer seedlings. ISSN: 1401-6230, ISBN: 91 576 6714 4. Damage caused by the adult pine weevil Hylobius abietis (L.) (Coleoptera, Curculionidae) can be a major problem when regenerating with conifer seedlings in large parts of Europe. WebAug 22, 2006 · Pales and pitcheating weevils are dark colored, robust, oblong, hard shelled snout beetles, ¼ to ½ inch long. In the South these are the two principal species that damage pine seedlings. Citation: Speers, Charles F.; Merkel, Edward P. 1974. How to Prevent Weevil Damage to Pine Seedlings in the South. Gen. Tech. Rep. SE-5. WebOn sandy sites, the weevils may burrow into the soil to feed on and below the root col-lar. In this situation, seedlings may die with no observable above-ground signs of damage. Below-ground feeding is rare on clay soils. Life Cycle: Most damage by the pales and pitch-eating weevils occurs in spring (March and April), but some damage may occur handgun totes