Historically, the blueberry maggot fly, Rhagoletis mendax Curran (Diptera: Tephritidae), has been considered one of the most serious insect pests of cultivated highbush (Vaccinium corymbosum L.) and lowbush (Vaccinium angustifolium Aiton) blueberries in many parts of the eastern United States and Canada (Prokopy and Coli 1978, Neilson and Wood 1985, Geddes et al. Adults are flies that are three-sixteenths of an inch long. When damage is severe, treat in the following year with insecticide. Adults are similar to a Cherry Fruit Fly and Apple Maggot. They lay their eggs in the fruit and the resulting maggot feeds on the blueberry from the inside out. maggots in the late season pickings rather than spray. Female blueberry maggots lay their eggs inside the fruit. Blueberry maggots, fire ants and leaf-footed bugs, as well as stink bugs can damage blueberries. Photo by Jerry A. Payne, USDA, ... For more information, read Common Blueberry Insect Pests and Their Control by Elsner and Whalon. The blueberry maggot was first detected in Maine and New Hampshire in 1914. Blueberry Maggot or Fruit Fly. Blueberry maggots are the most common blueberry plant pests. Diseases caused by fungi include mummy berry, botrytis blight, and anthracnose, or ripe rot (Table 2). Since its first detection it has become a important pest of commercially grown low bush and high bush blueberries in the Canadian Maritime Provinces. The blueberry maggot (Rhagoletis mendex) is the chief pest of blueberries. If the berries are picked after the eggs are laid, the maggots will continue to develop even if the berries are refrigerated. There is one generation per growing season. Monitor cherry fruitworm utilizing the same traps as are used for Cranberry Fruitworm. Birds are a major problem in many areas, requiring special protective measures such as netting and noise makers. At first the maggots are tiny, but grow as they feed. The main fruit-attacking insect is the blueberry maggot. Click on the links below for information that can help to determine which insect may be damaging your blueberries. It may be possible to “trap out” blueberry maggots from a blueberry planting by putting Blueberry Maggot (Rhagoletis mendax) The blueberry maggot (BBM), or blueberry fruit fly, is the most important and … In the autumn the maggot-infested fruit falls and the maggots creep into the ground and over-winter there in cocoons. We checked the percent infestation at two farms late this summer and the results showed that from 1.6% to 4.5% of the berries contained a blueberry maggot. For more information STATE AGENCY PHONE NUMBER Blueberry Maggot Life Cycle. 5 PESTICIDE SPILLS OR OTHER EMERGENCIES Spills on public roads (Usually call the state police/state highway patrol.In many cases you can call CHEMTREK at 1-800-424-9300 or 911.) BBM overwinters in the soil below blueberry bushes enclosed in a brown puparium buried one to two inches deep in the soil. The eggs hatch in the ripening fruit, and the maggots feed inside the berry. Although common to most of the blueberry areas in the Maritimes it does not occur in Newfoundland. Blueberry Maggot. They pierce the blueberries and lay one egg inside each berry. Blueberry maggots are among the most prevalent pests in the Northwest. The larvae will tunnel and lay their eggs in fruit, usually in ripe fruit. ... yellow to brown in color. Blueberry maggot was first detected in Wisconsin in the summer of 2016in Adams and Sauk Counties . Christelle Guédot and Janet van Zoeren, UW-Madison Entomology . 1987). This pest feeds inside blueberry fruit andcaused damage in commerc ial blueberry production in the eastern and southern United States, as well as in eastern Canada. Pupae lay dormant until environmental conditions become suitable to emerge as adults (early through mid-June). Cause damage if they lay eggs in fruit soon after bloom, scarring the fruit.

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