Common Problems

Common Insects and Mites: Aphids

WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Common Insects and Mites: Aphids categories: Common Insects and Mites Common Problems revision date: 2022-11-23 01:00 Aphid colonyPhoto by: Unknown Biology Many species of aphids attack ornamental plants. Some are fairly host-specific, while […]

Common Insects and Mites: Asian lady beetle

WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Common Insects and Mites: Asian lady beetle categories: Common Insects and Mites Common Problems revision date: 2024-07-22 01:29 Cluster of Asian lady beetlesPhoto by: A.L. Antonelli Biology Common in Japan, Korea, and other […]

Common Insects and Mites: Bark beetles

WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Common Insects and Mites: Bark beetles categories: Common Insects and Mites Common Problems revision date: 2022-11-23 12:53 Bark beetle larval galleriesPhoto by: A.L. Antonelli Biology One or more species of bark beetle attack […]

Common Insects and Mites: Brown marmorated stink bug

WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Common Insects and Mites: Brown marmorated stink bug categories: Common Insects and Mites Common Problems revision date: 2022-11-23 12:50 Adult brown marmorated stink bugPhoto by: D.R. Lance, USDA-APHIS Biology The brown marmorated stink […]

Common Insects and Mites: Brown soft scale

WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Common Insects and Mites: Brown soft scale categories: Common Insects and Mites Common Problems revision date: 2022-11-23 12:48 Brown soft scalesPhoto by: R.S. Byther Biology Brown soft scale appears as a small, brown […]

Common Insects and Mites: California gallfly

WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Common Insects and Mites: California gallfly categories: Common Insects and Mites Common Problems revision date: 2022-11-23 12:46 “Oak apples” caused by California gallflyPhoto by: R.S. Byther Biology The gall of this cynipid wasp […]

Common Insects and Mites: Conifer aphids

WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Common Insects and Mites: Conifer aphids categories: Common Insects and Mites Common Problems revision date: 2022-11-23 12:29 Giant conifer aphids on pinePhoto by: A.L. Antonelli Biology Conifer aphids are often large black aphids […]

Common Insects and Mites: Cottony camellia scale

WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Common Insects and Mites: Cottony camellia scale categories: Common Insects and Mites Common Problems revision date: 2022-11-23 12:27 Cottony camellia scale on holly leavesPhoto by: A.L. Antonelli Biology The cottony camellia scale is […]

Common Insects and Mites: Cutworms and loopers

WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Common Insects and Mites: Cutworms and loopers categories: Common Insects and Mites Common Problems revision date: 2022-11-23 12:20 Climbing cutworm, dark brown and hairlessPhoto by: K. Grey Biology Cutworms and loopers are the […]

Common Insects and Mites: Earwigs

WSU Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Common Insects and Mites: Earwigs categories: Common Insects and Mites Common Problems revision date: 2024-06-12 08:53 Earwigs feeding on cucumberPhoto by: T. Hudson Biology Earwigs are reddish-brown insects about 3/4 inch or less […]