Current insecticide recommendations for commercial pecan orchards in Louisiana. This illustrated guide provides information on insecticides, rates of application and timing of applications. For each insect listed, a photo of the insect, damage caused by the insect or both are provided.

The most important cultural practice the homeowner with pecan trees needs to consider is proper fertilization. This publication includes information and guidelines for fertilizing pecan trees.

The key components of the effective use of fungicides for pecan disease control are timing, coverage and concentration. The updated 2008 fungicide list is included.

Pecan variety recommendations for yards and small, unmanaged plantings.

The information contained in this article was presented at the March 31, 2006, Pecan Clinic near Cloutierville, La. The objectives for pruning damaged trees are listed and several types of pruning cuts are defined.

The information contained in this article was presented at the LSU Pecan Research Station as part of the program of the Louisiana Pecan Growers Association Annual Conference held in Shreveport, LA on June 15-16, 2006. Demonstration plots of many of the herbicides were shown to participants and general information about each herbicide discussed. A general overview of pecan orchard floor management is given and herbicides labeled for use in pecan orchards are listed by site activity.

This document describes the diseases that occur most frequently on pecan trees in Louisiana.

This page provides information on pecan pollen shed and pistillate flower receptivity dates for numerous pecan cultivars. This information is useful for determining which pecan cultivars will pollinate other cultivars.

The article provides a brief description of factors to consider when harvesting and storing pecans.

An illustrated fact sheet describing the appearance and life cycle of the hickory shuckworm. Information about damage and control are included.

This article provides information on storing shelled and unshelled pecans. A table indicating the average shelf life of pecans when stored at various temperatures is included.

For more than two decades there was uncertainty about the cause of a common disease among pecan trees referred to as leaf scorch. LSU AgCenter researchers were able to distinguish the cause of the disease, which has improved pecan production.

An illustrated fact sheet describing the appearance and life cycle of the pecan weevil. Information on damage and control are also included.

The 2008 Louisiana State Pecan Show made an excellent exhibit at Ag Expo in West Monroe January 18-19, 2008. Nearly 100 entries representative of 28 named varieties and 29 native/seedlings were judged to determine class and division winners. Pecan Show winners are listed.

Chemical pesticides are the most commonly used method for controlling arthropod and disease pests on pecan. This publication provides an overview of procedures for the calibration of air-carrier sprayers.

This article answers the question, "Why do my pecan trees have a large crop followed by a small one?" and provides answers to several questions concerning mechanical thinning.

This article provides instructions on when and how to collect leaf samples for pecan nutritional analysis.

The following list contains contact information for nurseries that sell pecan trees and/or propagation wood. The list is furnished for your information with the understanding that no discrimination is intended and no guarantee of reliability is implied.

An illustrated fact sheet describing the appearance and life cycle of pecan leaf scorch mite. Information on damage and control are also included in the article.

An illustrated fact sheet describing the life cycle of stink bugs and leaffooted bugs known to attack pecans in Louisiana. Included in the article is a description of the damage caused by these insects and information on their control.

An illustrated fact sheet describing two types of traps that can be used to monitor seasonal activity of the nut curculio in pecan orchards. This fact sheet describes how to build and use both types of traps.

An illustrated fact sheet describing the appearance, damage and life cycle of yellow aphids. Additional information on sampling is included.

An illustrated fact sheet describing the appearance and life cycle of the pecan spittlebug. A description of the damage caused by the pecan spittlebug and sampling information are included.

An illustrated fact sheet describing the appearance and life cycle of the walnut caterpillar. Included in the article is information on damage and control.

An illustrated fact sheet describing the appearance and life cycle of the nut curculio. A description of the damage and information on sampling are also covered.

An illustrated fact sheet describing the appearance and life cycle of pecan phylloxera.

An illustrated fact sheet describing the life cycle of the fall webworm. Included in the article is a description of the insect, the damage it causes and suggestions for control.

An illustrated fact sheet describing the appearance and life cycle of the pecan nut casebearer. A description of the damage and information on monitoring pecan nut casebearer activity are included.

Pecan scab disease is the most economically damaging disease of pecan production in the southeastern United States. The disease affects stem, leaf and nut growth, causing reduced yield. This publication includes information on the development, symptoms and control of the disease.

The LSU AgCenter Pecan Research and Extension Station represents the only land-grant university research station devoted solely to pecan research and extension programming to support the pecan industry – not only in Louisiana, but the entire pecan-growing region of the southeastern United States.

This page provides a list of frequently asked questions about pecans and answers to those questions provided by Pecan Research-Extension Station scientists.