← Pests

Earwig

Dermaptera

53 host plants

Earwigs are reddish-brown insects with prominent pincers at their rear that feed on flower petals and fruits of stone fruits and ornamentals across Western Washington. You will see ragged damage on blossoms and fruit, particularly late in the season. Though earwigs are often blamed for damage, they also consume many pest insects and mites. Damage is usually minor unless populations become very high, and fruit damage is mostly cosmetic.

Earwig damage is tolerable and requires no treatment in most garden settings. If populations become excessive, remove ground debris and dense mulch where they hide during the day. Create earwig traps using oil-filled cans placed in the soil to monitor and potentially reduce populations. Do not use broad-spectrum insecticides; earwigs provide beneficial pest control even while causing minor cosmetic damage. Most home gardeners simply accept earwigs as part of a healthy garden ecosystem.

Host Plants (53)

Amelanchier grandiflora Apple, Serviceberry
Asimina triloba Common Pawpaw Custard Apple
Betula lenta Sweet Birch, Cherry Birch, Black Birch
Buddleja davidii Butterfly Bush
Eucalyptus cinerea Silver Dollar Eucalyptus, Silver Dollar Gum Argyle Apple
Malus atrosanguinea Carmine Crabapple
Malus brandywine Brandywine Crabapple
Malus floribunda Japanese Flowering Crabapple
Malus fusca Pacific Crabapple
Malus hupehensis Tea Crabapple
Malus indian Malus indian
Malus prairifire Prairifire Crabapple
Malus pumila Apple
Malus robusta Cherry, Crabapple
Malus sargentii Sargent Crabapple, Pigmy Crabapple
Malus snowdrift Snowdrift Crabapple
Malus transitoria Transitoria Crabapple
Prunus americana Wild Plum American (Red) Plum August Plum, Goose Plum
Prunus armeniaca Apricot
Prunus avium Sweet Cherry
Prunus besseyi Sand Cherry, Western Sand Cherry
Prunus blireiana Blireiana Plum
Prunus caroliniana Carolina Cherrylaurel American Cherrylaurel
Prunus cascade Prunus cascade
Prunus cerasifera Cherry, Plum
Prunus cistena Purpleleaf Sandcherry Redleaf Sandcherry Cistena Sandcherry Cistena Plum
Prunus dream Prunus dream
Prunus emarginata Bitter Cherry, Wild Cherry, Quinine Cherry
Prunus first Prunus first
Prunus fruticosa Steppe Cherry, European Dwarf Ground Cherry, Mongolian Cherry
Prunus glandulosa Dwarf Flowering Almond
Prunus ilicifolia Hollyleaf Cherry, Holly-leaved Cherry
Prunus laurocerasus Cherry, Laurel
Prunus lusitanica Portugal Laurel
Prunus maackii Amur Chokecherry Amur Cherry, Manchurian Cherry
Prunus mume Japanese Apricotc Japanese Flowering Apricot Japanese Flowering Plum
Prunus newport Newport Flowering Plum
Prunus okame Okame Flowering Cherry
Prunus padus European Birdcherry Common Birdcherry
Prunus prostrata Rock Cherry, Mountain Cherry
Prunus sargentii Sargent Cherry, Sargent's Cherry
Prunus serotina Black Cherry, Rum Cherry
Prunus serrula Birchbark Cherry, Paperbark Cherry, Tibetan Cherry
Prunus serrulata Japanese Flowering Cherry
Prunus snow Prunus snow
Prunus subcordata Klamath Plum, Sierra Plum, Pacific Plum
Prunus subhirtella Higan Cherry
Prunus subhirtella var. autumnalis Autumn Flowering Higan Cherry
Prunus tai Prunus tai
Prunus virginiana Prunus virginiana
Prunus virginiana var. demissa Western Chokecherry
Prunus virginiana var. virginiana Common Chokecherry, Eastern Chokecherry
Prunus yedoensis Yoshino Cherry, Somei-yoshino Cherry, Tokyo Cherry