John C. Palumbo - Growing Produce

John C. Palumbo is an Associate Research Scientist of vegetable crops at the University of Arizona’s Yuma Agricultural Extension Center. You can reach him at jpalumbo@ag.arizona.edu.

Ways To Keep Spinach Crops Free of Aphids

By John C. Palumbo|February 1, 2024

Helpful Tips for Whitefly Management in Melons

By John C. Palumbo|August 17, 2023

Did You Know? Seedcorn Maggots Can Devastate Spring Melons

By John C. Palumbo|February 22, 2023

How Vegetable Growers Can Win the Battle Against Thrips

By John C. Palumbo|September 27, 2022

Tips To Manage Diamondback Moth on Brassica Crops

By John C. Palumbo|August 23, 2022

Rethinking Thrips Management in Desert Lettuce

By John C. Palumbo|February 2, 2022

Want a Proper Vegetable Insect Pest Identification? Here’s How To Get It

By John C. Palumbo|August 25, 2021

4 Keys to Effective Aphid Management in Leafy Vegetables

By John C. Palumbo|April 14, 2021

What You Need To Know About Optimizing Your Chemigation Program

By John C. Palumbo|February 10, 2021

A New Way to Control a Deadly Virus in Desert Melons

By John C. Palumbo|November 11, 2020

Weeds Are a Bane of Western Organic Growers

By John C. Palumbo|July 29, 2020

Vegetable Production Increased Last Year

By John C. Palumbo|July 22, 2020

ICYMI: Vegetable Production Levels Surged Last Year

By John C. Palumbo|July 15, 2020

How the Role of Pest Control Adviser Came to Be

By John C. Palumbo|February 19, 2020

When in Doubt About Your Vegetable Crop, Scout it Out

By John C. Palumbo|February 12, 2020

How Weather Influences Vegetable Insect Pests

By John C. Palumbo|September 18, 2019

Weeds Shelter Vegetable Insect Pests

By John C. Palumbo|April 23, 2019

Desert Vegetable Growers Have a Lot of Insecticide Choices

By John C. Palumbo|October 10, 2018