Citrus leafminers are killed by various parasites and predators, including tiny nonstinging, naturally occurring wasps such as Cirrospilus and Pnigalio species. })(window,document,'script','dataLayer','GTM-NPR7B4'); . Once the leaves harden, the pest will not be able to mine the leaves. Remember, the label is the law. Tel. - Ask Extension. 2. The infested leaves appear blistered from late summer through the following spring. Cooperative Extension Center, Entomology Insect Biology and Management, NC Imidacloprid, a systemic insecticide (Merit or Bayer Tree and Shrub Insect Control), will control the larvae inside the leaves and does not require precise timing. A systemic insecticide is only available to commercial growers and it is applied through the leaves. Imidacloprid should only be applied once a year. leafy vegetables or bulb vegetables). The adults may be flies, moths, sawflies, or beetles. These parasites are very important for reducing citrus leafminer levels. the insect and/or its droppings (frass). They are caterpillars that eat holes into the leaves of your plants, which can lead to severe leaf loss and damage. Organic Strategies Strategies 1, 2, and 3 are strictly organic approaches. On mature backyard citrus trees, citrus leafminer rarely causes serious damage and management is normally limited to practices that limit succulent growth and protect natural enemies. Use these tips to control the pest in your yard. Ft. of vegetables or up to 9 fruit trees, Controls citrus leafminer without spraying, Pheromone trap Will not target any other species, Starter kit contains 3 ISCAlure-Citrella pheromone lures and 3 paper delta traps. This insect is small enough to fit through the seam between two leaves or petals and lay its eggs there. Females live about three days and males survive only two. Heavily damaged leaves often fall prematurely. For noncommercial purposes only, any Web site may link directly to this page. The larvae tunnel inside the leaves causing yellowish brown mines that usually have one larva per mine. Suckers, the vigorous shoots which grow from the trunk below the graft union, should always be removed since they originate from the root stock and do not usually produce desirable fruit.
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