Vegetables

Vegetables

Bringing Science and Context to Your Agricultural Pest Management

Arizona has a rich diversity of vegetable crops. One of the challenges that can arise from growing so many different types of crops, is that there are a wider range of pests to deal with. We focus our attention on helping growers to keep up to date on the ever changing set of challenges faced by Arizona Vegetable growers.

Featured Outputs

Insect Losses and Management on Desert Lettuce: A 15-Year Summary

This article details the results of a survey aimed at assessing what kind of yield losses are suffered on lettuce due to insect pests. It contains data spanning over fifteen years (2005-2019).
Lettuce Aphid on Late Season Produce - 2019

This article describes the Lettuce Aphid. It covers it's physical description, economic damage, insecticidal control, and methods for identifying this insect. Very little has been reported about Lettuce Aphids under desert conditions.
Foxglove Aphids on Desert Produce 2019

This article describes the Lettuce Aphid. It covers it's physical description, economic damage, insecticidal control, and methods for identifying this insect.
New Insecticides for Desert Produce and Melon Crops 2019

This article lists some of the newly registered insecticides for 2019. Including Cormoran, Harvanta50SL, Versys/Sefina, and PQZ. Each insecticides effective spectrum, recommended rates, and chemistry are listed respectively. These insecticides are considered useful for desert produce and melon crops.

Latest Vegetable IPM Updates

Insect

Jun 25, 2025

Palumbo Thank You Statement
May 28, 2025

John C. Palumbo Celebration of Life—June 14th
May 14, 2025

Remembering John Palumbo
Apr 30, 2025

Action Threshold for Desert Produce Crops
Apr 16, 2025

Whitefly Management on Spring Melons (2025)

Diseases

Weed Sciences

Jun 25, 2025

Mazin Introduction
May 14, 2025

The Root of So Much Good
Nov 27, 2024

Thank You

Plant Diagnostics

Jun 25, 2025

2025 Downy Mildew of Spinach Fungicide Trial
Jun 11, 2025

2024-2025 Sclerotinia Drop of Lettuce Fungicide Trial
May 28, 2025

2024-2025 Powdery Mildew of Lettuce Fungicide Trial

Biometeorologies

View Latest Veg IPM Updates

View All Veg IPM Updates

Latest Publications

Jan 2025

Keys to Effective Aphid Management in Leafy Vegetables (2025)

Authors: John C. Palumbo
Jul 2024

Insecticide Usage on Conventional and Organic Lettuce in the Desert, 2005-2024

Authors: John C. Palumbo
Oct 2023

Arizona IPM Outcomes 2023. Report to the WERA 1017 Regional Coordinating Committee

Authors: Al Fournier, Dawn Gouge, Shujuan Li, Peter Ellsworth
Jul 2023

Trends in Insect Losses and Management on Desert Lettuce: A 19-Year Summary

Authors: John C. Palumbo
Jun 2023

Insecticide Usage on Conventional and Organic Lettuce in the Desert, 2022-2023

Authors: John C. Palumbo

View All Vegetable IPM Publications

Latest Presentations

Aug 2019

Blister Beetles – A Challenge for Arizona’s Growers

Authors: W. Eugene Hall, Peter C. Ellsworth, Leif Abrell, Naomi Pier, Duarte Diaz
Sep 2016

Documenting Reductions in Pesticide Risk

Authors: Alfred Fournier, Peter Ellsworth, Wayne Dixon, John Palumbo, Paul Jepson and Michael Guzy
Apr 2015

Status of Insect Pests on Lettuce in Arizona: Economic Impacts and Management

Authors: John C. Palumbo
Jan 2015

Better Pesticide Use Data Means Better Resources for Growers

Authors: Fournier, A., P. Ellsworth, W. Dixon, N. Pier.
Nov 2013

Making Sense of Genetically Modified Crops

Authors: Ellsworth, P.

View All Vegetable IPM Presentations

Vegetable IPM Events

There are currently no upcoming events.
Please check back later.

View All Vegetable Events

ARIZONA PEST MANAGEMENT CENTER

University of Arizona
College of Agriculture and Life Sciences
Maricopa Agricultural Center

37860 W. Smith-Enke Road
Maricopa, AZ 85239

FULL CONTACT
LIST

© Arizona Board of Regents

University Privacy Statement