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Posts Tagged: damage

It's National Honey Bee Day! (August 19th)

monitoring captioned

National Honey Bee Day is celebrated on the third Saturday of every August. This year it falls on Saturday the 19th. If you use integrated pest management, or IPM, you are probably aware that it can solve pest problems and reduce the use of...

Posted on Friday, August 18, 2017 at 10:51 AM
Tags: apiculture (4), colonies (1), damage (11), honey bees (336), Nino (1), Parreira (1), pests (54), UC IPM (203), varroa mite (14)

2017: A Great Year for Spider Mites

Spider mites can produce copious amounts of webbing. (Jack Kelly Clark)

Many areas in California have experienced a hot and dusty summer, perfect conditions that favor spider mites! These tiny arachnids are plant pests whose numbers can get very high during the warm months of June through September. Spider mites damage...

Spider mites can produce copious amounts of webbing. (Jack Kelly Clark)
Spider mites can produce copious amounts of webbing. (Jack Kelly Clark)

Spider mites can produce copious amounts of webbing. (Jack Kelly Clark)

Posted on Monday, August 7, 2017 at 1:44 PM
Tags: damage (11), management (22), spider mites (2), stippling (1), UC IPM (203), webbing (2)

Tree Squirrels - Newly Updated Resource

Western gray tree squirrel. [L.G. Ingels]

Squirrels commonly cause damage around homes and gardens when they dig holes, feed on fruits and nuts, gnaw on cables, or chew their way into buildings. The squirrels in your landscape may be tree squirrels or ground squirrels. If you aren't sure which...

Posted on Wednesday, September 14, 2016 at 8:31 AM
Tags: Baldwin (2), damage (11), ground (1), Quinn (10), squirrel (1), tree (15), UC IPM (203)

Don't Be Alarmed by Large Beneficial Bees

Female carpenter bee. [J.K.Clark]

If you see large black or golden-brown bees flying in your garden or landscape, don't be alarmed! These insects are most likely carpenter bees, and although their large size and loud buzzing can be intimidating, they are mostly harmless. Males can't...

Posted on Monday, August 8, 2016 at 2:18 PM
Tags: beneficial (8), building (2), bumble (1), carpenter bee (26), damage (11), golden (2), pollinator (8), structures (3), UCIPM (66), wood (2)

Monitoring for Lawn Insects

Performing a drench test in a square of lawn. [J.K.Clark]

Spring is a good time to begin monitoring for any lawn insect pests. Pest examples include various root, crown and leaf-feeding caterpillars, grubs like masked chafers, billbugs and chinch bugs. Although insects can be serious pests of lawns, lawn...

Posted on Monday, March 28, 2016 at 11:43 AM
Tags: caterpillars (11), controlling (1), damage (11), grass (3), grubs (5), insects (62), lawns (6), monitoring (5), Pest Notes (54), pests (54), turfgrass (2), UCIPM (66)

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