Magnified view of a cranberry tipworm 3rd-instar larva
Cranberry tipworm 3rd-instar larva
Cranberry tipworm 3rd-instar larva
Cranberry tipworm 3rd-instar larva as viewed closer to what the naked eye would see
A pair of Cranberry tipworm Cocoons
A Cranberry tipworm pupa removed from its cocoon
The pupal case left behind after a cranberry tipworm fly emerged from it.
An empty cranberry tipworm cocoon (after the fly has emerged)
Magnified view of a cranberry tipworm fly/midge – Dasineura oxycoccana (females are orange; males are black)
Cranberry tipworm fly/midge beside a U.S. dime (for scale purposes)
Cranberry tipworm fly/midge beside a U.S. dime (for scale purposes)
Injury from Cranberry tipworm larval feeding (terminal growing point is clearly dead)
Rebranching (regrowth) of lateral buds that takes place following tipworm injury to the terminal bud
A yellow cakepan with soapy water that is being used by some growers for monitoring for presence of cranberry tipworm flies
Brand new cranberry tips at the start of the season; these tender, new tips are the ones upon which female tipworm flies will lay their eggs at the very start of Maine’s cranberry growing season.
photos by C. Armstrong (some additional photos below) Pest Status: This insect has caused a tremendous amount of debate among scientists and growers alike as to its true destructive potential in cranberry. Although disputed by many growers, researchers in