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What's New

Announcements and major site changes since January 2017 are featured on this page. See also the list of major site changes from 1995-2016.

Announcements

UC IPM released its annual report, 2021 Highlights.

New Wildlife Pest Identification Tool.

New Weed Control User Tool (WeedCUT).

Major site changes

Changes in 2022

September 29, 2022

Home and Landscape: Recording of the webinar: Invasive species part 2 has been added to UC IPM's video library.

September 29, 2022

Home and Landscape: Recording of the webinar: Controlling weeds has been added to UC IPM's video library.

September 29, 2022

Home and Landscape: Recording of the webinar: Pesticides and water quality has been added to UC IPM's video library.

September 29, 2022

Home and Landscape: Recording of the webinar: Arachnophobia has been added to UC IPM's video library.

September 27, 2022

Home and Landscape: Revised management guidelines for Dallisgrass were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

September 14, 2022

Garden and landscape: New or revised webpages on Ash plant bugs, Baccharis gall fly, Boxwood leafminer, Douglas-fir needle midges, Eucalyptus snout beetle, Ficus whitefly, Flatheaded borers, Gall makers, Lead cable borer, Leaf beetles and flea beetles, Monterey pine midge, and Pine wilt nematode.

August 30, 2022

Home and Landscape: Revised management guidelines for rabbits were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

July 25, 2022

Home and Landscape: New management guidelines for botryosphaeria canker were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

July 21, 2022

Home and Landscape: The Summer issue of the Home & Garden Pest Newsletter is online.

July 20, 2022

Home and Landscape: Revised management guidelines for eucalyptus redgum lerp psyllid were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

July 14, 2022

Home and Landscape: The Summer issue for the Green Bulletin (PDF) is now online.

July 6, 2022

Agriculture: Updates to the California red scale and yellow scale, bean thrips, citrus flat mite, citrus red mite, and Asian citrus psyllid sections of the Citrus Pest Management Guidelines are now online.

June 28, 2022

Garden and landscape: New or revised webpages on Irregular pine scale, Leafhoppers, Lygus bugs, Navel orangeworm, Rhododendron species resistant to feeding by adult root weevils, Saltmarsh caterpillar, Sphinx moths, Tentiform leafminers, Weevils, Woolly aphids, and Woolly apple aphid.

June 7, 2022

Home and Landscape: Two new Spanish language Quick Tips for Escarabajos de la alfombra (carpet beetles) and Piojos harinosos (mealybugs) are now available. Eight titles have been revised and updated with a new design: Carpet beetles, Catarinas, Codling moth, Deer, Depradores beneficos, Giant whitefly, Phytophthora root and crown rot, and Yellowjackets.

June 1, 2022

Home and Landscape: Recording of the webinar: Squirrels! has been added to UC IPM's video library.

May 25, 2022

2021 Highlights, UC IPM’s annual report is online.

May 16, 2022

Home and Landscape: The Spring issue of the Home & Garden Pest Newsletter is online.

April 21, 2022

Home and Landscape: Recording of the webinar: IPM for Subterranean Termites has been added to UC IPM's video library.

April 19, 2022

Home and Landscape: Revised management guidelines for woodpeckers were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

April 15, 2022

Agriculture: Recording of the webinar: UC Ag Experts Talk: Considerations in Management of Vegetable Crops Viruses has been added to UC IPM's video library.

March 21, 2022

Agriculture: Revised the Insects and Weeds sections of the Cole Crops Pest Management Guidelines, added a new section for vertebrate pests. New Insects sections include: Bagrada bug, bulb mites, springtails, and lygus bugs.

March 21, 2022

Garden and landscape: New or revised webpages on Apple maggot, Branch and twig borer, Grape bud beetle, Grape mealybug, Grape phylloxera, Katydids, Pear psylla, Raspberry cane maggot, and Raspberry sawfly.

March 21, 2022

Agriculture: Updated Fungicides, Bactericides, Biocontrols, and Natural Products for Deciduous Tree Fruit and Nut, Citrus, Strawberry, and Vine Crops in California 2022 has been published.

March 21, 2022

Agriculture: New Gill's Mealybug section of the Grape Pest Management Guidelines is now published.

March 17, 2022

Garden and landscape: New or revised webpages on Banana moth, Citrus cutworm, Fall cankerworm, Grape leaffolder, Green fruitworms, Oriental fruit moth, Peach twig borer, Peachtree borer, and Western grapeleaf skeletonizer.

March 14, 2022

Home and Landscape: Three new videos about invasive shothole borers have been added to the UC IPM’s video library: Introduction to Invasive Shothole Borers, Trapping of Invasive Shothole Borers, and Management of Invasive Shothole Borers.

March 4, 2022

Agriculture: Recording of the webinar: UC Ag Experts Talk: Management of Fungal Diseases in Processing Tomatoes has been added to UC IPM's video library.

March 2, 2022

Agriculture: Cotton planting forecast for Sacramento and San Joaquin valleys will be updated daily through May 6.

March 2, 2022

Home and Landscape: Revised management guidelines for mistletoes were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

March 1, 2022

Home and Landscape: The Winter issue for the Green Bulletin (PDF) is now online.

Changes in 2021

December 16, 2021

Home and Landscape: Recording of the webinar: Controlling Ants around the Home has been added to UC IPM's video library.

December 16, 2021

Home and Landscape: Recording of the webinar: Understanding Pesticides has been added to UC IPM's video library.

December 15, 2021

Home and Landscape: Green BulletinRetail Nursery and Garden Center IPM News, and Resources for Retail Nurseries and Garden Centers pages have been revised and published in a mobile-friendly format.

November 22, 2021

Agriculture: Recording of the webinar: UC Ag Experts Talk: Best Management Practices for Navel Orangeworm on Nut Crops has been added to UC IPM's video library.

November 15, 2021

Home and Landscape: The Fall issue for the new publication Home & Garden Pest Newsletter is now online.

November 5, 2021

Home and Landscape: Recording of the webinar: Weed Identification has been added to UC IPM's video library.

November 5, 2021

Home and Landscape: Recording of the webinar: Identifying Insect Pests in the Home and Garden has been added to UC IPM's video library.

November 1, 2021

Agriculture: Spanish version of the onine course on Proper Selection, Use, and Removal of Personal Protective Equipment is now available: Selección, Uso y Retiro Adecuados de Equipo de Protección Personal.

November 1, 2021

Agriculture: Recording of the webinar: UC Ag Experts Talk: Weed Management in California Rice - Current Research and Future Outlook has been added to UC IPM's video library.

October 20, 2021

Home and Landscape: Recording of the webinar: IPM for Rodents has been added to UC IPM's video library.

October 20, 2021

Home and Landscape: Recording of the webinar: Plant Diseases and Abiotic Disorders has been added to UC IPM's video library.

October 20, 2021

Agriculture: Recordings of the South American Palm Weevil webinars: New Invasive Pest of Palms and County Updates and Control Options have been added to UC IPM's video library.

October 20, 2021

Home and Landscape: Recording of the webinar: Navigating the UC IPM Website and New Features has been added to UC IPM's video library.

October 20, 2021

Home and Landscape: Recording of the webinar: Springtime Household Pests has been added to UC IPM's video library.

October 20, 2021

Home and Landscape: Recording of the webinar:What is IPM? has been added to UC IPM's video library.

September 29, 2021

Home and Landscape: New herb crop and cultural tips webpages for basil, lavender, mint, oregano, and rosemary.

September 28, 2021

Home and Landscape: The Fall issue for the Green Bulletin (PDF) is now online.

September 15, 2021

Garden and landscape: New or revised webpages on Amorbia, Brown mite, Common weevil species, Green fruit beetle, Mites, Monterey pine bud moth, Natural enemies of mites, Orange tortrix, and Poplar and willow borer.

September 15

Agriculture: New online course on Diagnosing herbicide injury now available.

September 3

Agriculture: New video about Brown Marmorated Stink Bug Identification and Monitoring in Almond Orchards has been added to UC IPM’s video library.

August 30, 2021

Garden and landscape: Avocado brown mite, Citrus bud mite, Citrus rust mite (silver mite), Dryberry mite, Grape erineum mite, Pearleaf blister mite, Redberry mite, and Sixspotted mite.

August 27, 2021

Garden and landscape: New or revised webpages on Blister, bud, erineum, gall, and rust mites; Broad mite and cyclamen mite; Citrus red mite; European red mite; Eutypa dieback; Fruit flies; How to distinguish insect larvae; Live oak erineum mite; Oak leaf phylloxera; Persea mite; and Shothole borer.

August 17, 2021

Agriculture: Recording of the webinar: UC Ag Experts Talk: Grape Powdery Mildew Management and Challenges has been added to UC IPM's video library.

July 22, 2021

Home and Landscape: The Summer issue for the Green Bulletin (PDF) is now online.

July 20, 2021

Home and Landscape: The Summer issue for the Retail Nursery and Garden Center IPM Newsletter (PDF) is now online.

July 16, 2021

Garden and landscape: New or revised webpages on Boron toxicity or other specific ions in excess; Chilli thrips; Common nutrient deficiency symptoms; Conditions and locations favoring salt damage to plants; iron deficiency; magnesium deficiency; manganese deficiency; nitrogen deficiency; nitrogen excess; Nutrient and mineral excesses, salinity, and salt toxicity; nutrient deficiencies; pH problems; phosphorus deficiency; potassium deficiency; and zinc deficiency.

July 12, 2021

Agriculture: Recording of the webinar: UC Ag Experts Talk: Biology and Management of Avocado Lace Bug in California has been added to UC IPM's video library.

July 8, 2021

Agriculture: Floriculture and Ornamental Nurseries Pest Management Guidelines has been revised and published in the mobile friendly format. Note that Insects, Mites, and Other Invertebrates is a republication of the 2010 version that will be replaced with the revised section once its pesticide review is completed.

June 24, 2021

Agriculture, Gardens, and Landscapes: Natural Enemies Gallery predator webpages have been revised and include three new topics: Aphid flies , Mite midges, and Spider mite rove beetle.

June 22, 2021

Home and Landscape: New Wildlife Pest Identification Tool now available online for diagnostic assistance.

June 17, 2021

Home and Landscape: Revised management guidelines for poison oak were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

June 15, 2021

Home and Landscape: New management guidelines for wild turkeys were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

June 14, 2021

Home and Landscape: Revised management guidelines for giant whitefly were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

June 10, 2021

Agriculture: Recording of the webinar UC Ag Experts Talk: Soilborne Pathogens Management in Southern California High Value Crops has been added to UC IPM’s video library.

June 3, 2021

Agriculture, Gardens, and Landscapes: Protecting Natural Enemies and Pollinators was revised.

May 31, 2021

Home and Landscape: Twelve Spanish Quick Tips titles have been revised and updated with a new design: Cenicilla (powdery mildew), Chinches de cama (bed bugs), Cucarachas (cockroaches), Mosquitos (mosquitoes), Orugas comehojas (leaf-feeding caterpillars), Plagas de alacena (pantry pests), Psílido asiático de los cítricos y la enfermedad de Huanglongbing (asian citrus psyllid and huanglongbing disease), Pulgas (fleas), Tijeretas (earwigs), Venados (deer), Depredadores benéficos (beneficial predators), and Insecticidas menos tóxicos (less toxic insecticides).

May 20, 2021

Agriculture: Frequently Asked Questions about the Bee Precaution Pesticide Ratings have been revised.

May 19, 2021

Agriculture: New online course on Managing ground squirrels and pocket gophers now available.

April 30, 2021

Home and Landscape: The Spring issue for the Retail Nursery and Garden Center IPM Newsletter (PDF) is now online.

April 23, 2021

Agriculture: Recording of the webinar UC Ag Experts Talk: Effects of Drought and Botryosphaeria Fungi on Permanent Crops has been added to UC IPM’s video library.

April 2, 2021

Agriculture: New video about Monitoring Sixspotted Thrips in Almond Orchards for Spider Mite Control has been added to UC IPM’s video library.

March 29, 2021

Home and Landscape: Revised management guidelines for bats were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

March 29, 2021

Home and Landscape: New vegetable crop and cultural tips webpages for beets, chard, radish, and turnip.

March 26, 2021

Agriculture: Recording of the webinar UC Ag Experts Talk: Invasive Brown Marmorated Stink Bug and Other Hemipteran Bug Pests of Almonds has been added to UC IPM's video library.

March 19, 20 21

Agriculture: Recording of the webinar Science for Citrus Health: Management of Asian Citrus Psyllid (ACP) and Huanglongbing (HLB) in the field has been added to UC IPM's video library.

March 3, 2021

Agriculture: Recording of the webinar Science for Citrus Health: Emerging Technologies to Manage Asian Citrus Psyllid (ACP) and Huanglongbing (HLB) has been added to UC IPM's video library.

March 2, 2021

Agriculture: Cotton planting forecast for Sacramento and San Joaquin valleys will be updated daily through May 6.

February 23, 2021

Agriculture: Recording of the webinar UC Ag Experts Talk: Mites in California Citrus has been added to UC IPM's video library.

February 16, 2021

New or revised garden and landscape webpages on Dematophora root rot, or Rosellinia root rot, Fasciation, Fusarium wilt, Heterobasidion root disease, Landscape trees and shrubs resistant to Verticillium wilt, Verticillium wilt, and Witches' broom.

February 2, 2021

Agriculture: Recording of the webinar UC Ag Experts Talk: Current Challenges for Avocado Weed Management has been added to UC IPM's video library.

Changes in 2020

December 12, 2020

Agriculture: Recording of the webinar UC Ag Experts Talk: Diseases of Citrus has been added to UC IPM's video library.

December 9, 2020

Home and Landscape: The Winter issue for the Retail Nursery and Garden Center IPM Newsletter (PDF) is now online.

December 7, 2020

New online course on Citrus Thrips now available.

November 25, 2020

Agriculture: Recording of the webinar UC Ag Experts Talk: Using Vegetables as a Case Study for Implementing IPM has been added to UC IPM's video library.

November 23, 2020

Home and Landscape: The Fall issue for the Green Bulletin (PDF) is now online.

November 23, 2020

Home and Landscape: Revised vegetable and melon crop and cultural tips webpages for eggplant, lettuce, onions and garlic, peas, peppers, potato, pumpkins, spinach, squash, tomato, watermelon.

November 2, 2020

Agriculture: New video about Monitoring and Sampling Trees for Invasive Shot Hole Borers has been added to UC IPM’s video library.

October 29, 2020

Agriculture: Recording of the webinar UC Ag Experts Talk: Evaluation of Soil Salinity, and Soil, Plant Tissue, and Water Reports has been added to UC IPM's video library.

October 21, 2020

Home and Landscape: Revised management guidelines for spiders were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

October 9, 2020

Home and Landscape: Revised vegetable and melon crop and cultural tips webpages for artichokes, asparagus, beans, broccoli, Brussels sprouts, cabbage, cantaloupe, carrots, cauliflower, corn, and cucumbers.

October 6, 2020

New or revised garden and landscape webpages on Algae, lichens, and mosses; Azalea petal blight and rhododendron petal blight; Botrytis blight, or gray mold; Flatheaded alder borer; Fuchsia gall mite; Leafcutting bees; Oak ribbed casemaker; Oak twig girdler; Pacific flatheaded borer; Pillbugs and sowbugs; Susceptibility of Fuchsia species or cultivars to fuchsia gall mite damage in California.

September 30, 2020

Home and Landscape: Revised management guidelines for sooty mold were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

September 30, 2020

Home and Landscape: Revised management guidelines for itching and infestation: what’s attacking me? were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

September 28, 2020

Agriculture: Recording of the webinar UC Ag Experts Talk: What's in your Orchard: Protecting California from Invasive Species has been added to UC IPM's video library.

September 24, 2020

Agriculture: New video about Soil Sampling for Nematodes in Walnut and Almond Orchards has been added to UC IPM’s video library.

September 20, 2020

New online course on Air Blast Sprayer Calibration now available.

September 14, 2020

Home and Landscape: New management guidelines for pokeweed were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

September 10, 2020

New or revised garden and landscape webpages on Bronze birch borer, Buffalo treehopper, Cicadas, Cuban laurel thrips and weeping fig thrips, Cycad scale, Distinguishing among sucking insects that resemble each other, Ficus gall wasp, Pine tip moths, Relative susceptibility of pines in California to the Nantucket pine tip moth, Shield bearers, Spittlebugs, Stink bugs, and Treehoppers.

September 2, 2020

Agriculture: Recording of the webinar UC Ag Experts Talk: Use of Plant Growth Regulators on Citrus has been added to UC IPM's video library.

August 28, 2020

Agriculture: New Provisional Guidelines For Brown Marmorated Stink Bug Control in Almond are now online.

August 17, 2020

Home and Landscape: New management guidelines for houseplant problems were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

August 6, 2020

Agriculture: Updates to the citrus thrips, earwig, katydid, and the Mandatory Intervals Between Application, Reentry, and Harvest, and Hazards to Bees sections of the Citrus Pest Management Guidelines are now online.

July 30, 2020

Home and Landscape: The Summer issue for the Retail Nursery and Garden Center IPM Newsletter (PDF) is now online.

July 27, 2020

Home and Landscape: The Summer issue for the Green Bulletin (PDF) is now online.

July 20, 2020

Agriculture: Recording of the webinar UC Ag Experts Talk: Argentine Ant Management in Citrus has been added to UC IPM's video library.

July 13, 2020

Agriculture: Recording of the webinar UC Ag Experts Talk: Ground Squirrel and Pocket Gopher Management in Orchard Crops has been added to UC IPM's video library.

June 29, 2020

Agriculture: Recording of the webinar UC Ag Experts Talk: Air Blast Sprayer Calibration has been added to UC IPM's video library.

June 25, 2020

Agriculture: Recording of the webinar UC Ag Experts Talk: Invasive Shot Hole Borers in Avocado has been added to UC IPM's video library.

July 22, 2020

New or revised garden and landscape webpages on Adelgids, Bronze birch borer, Euonymus scale, Greedy scale, Jerusalem cricket, Oleander scale, Oystershell scale, Pear rust mite, San Jose scale, and Scale insects index.

July 16, 2020

Home and Landscape: Revised management guidelines for head lice were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

June 11, 2020

Home and Landscape: Revised management guidelines for brooms were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

June 8, 2020

Home and Landscape: Twelve Quick Tips titles have been revised and updated with a new design: Brown Marmorated Stink Bug, Lawn Fertilizing, Less Toxic Insecticides, Mistletoes, Mosquitoes, Parasites of Insect Pests, Peach Leaf Curl, Powdery Mildew, Rats, Scales, Weed Control Using Herbicides, What is IPM?

May 29, 2020

New or revised UC Guide webpages (gardens and landscapes) on Brown soft scale, Calico scale, Green shield scale, Oak ambrosia beetles, Pit scales, and Planthoppers.

May 22, 2020

Home and Landscape: The Spring issue for the Green Bulletin (PDF) is now online.

May 22, 2020

Home and Landscape: The Spring issue for the Retail Nursery and Garden Center IPM Newsletter (PDF) is now online.

May 13, 2020

Home and Landscape: Revised management guidelines for anthracnose were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

May 1, 2020

Agriculture: Recording of the webinar UC Ag Experts Talk: Citricola Scale has been added to UC IPM's video library.

April 23, 2020

New or revised UC Guide webpages (garden and landscape) on Agave and yucca weevils, Black vine weevil, Conifer bark and twig weevils, Diaprepes root weevil, Drippy acorn disease, Filbert weevils and filbertworm, Fuller rose beetle, Klamathweed beetle, Giant palm borer, Giant palm weevils, and Rose curculios.

April 17, 2020

Agriculture: Recording of the webinar An Update on Current Research on Pollinator Health has been added to UC IPM's video library.

April 9, 2020

Home and Landscape: Revised management guidelines for carpet beetles were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

April 7, 2020

Home and Landscape: Revised management guidelines for mosquitoes were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

March 20, 2020

Agriculture: Recording of the webinar UC Ag Experts Talk: Gibberellic Acid Use on Avocado to Improve Fruit Set has been added to UC IPM's video library.

March 17, 2020

Agriculture: Recording of the webinar UC Ag Experts Talk: Pesticide Resistance Management of Citrus Pests has been added to UC IPM's video library.

March 9, 2020

Home and Landscape: The Winter issue for the Green Bulletin (PDF) is now online.

March 2, 2020

Cotton planting forecast for Sacramento and San Joaquin valleys will be updated daily through May 6.

February 28, 2020

Home and Landscape: Revised management guidelines for roses: diseases and abiotic disorders were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

February 28, 2020

Agriculture: Recording of the webinar UC Ag Experts Talk: Avocado Thrips - Invasion Biology and Management has been added to UC IPM's video library.

February 20, 2020

Agriculture: Revisions for Citrus Pest Management Guidelines are now online. General revision of the general information, diseases, nematodes, plant growth regulators, and weeds sections. New sections for Huanglongbing and Hyphoderma gummosis. Dothiorella gummosis section now called Bot gummosis.

February 20, 2020

Agriculture: Update to the walnut blight section of the Walnut Pest Management Guidelines is now online.

February 11, 2020

Home and Landscape: Revised management guidelines for plantains were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

January, 15 2020

Home and Landscape: New management guidelines for armillaria root rot were added to Pests of Homes, Gardens, Landscapes and Turf (Pest Notes).

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