Breakthrough Study Reveals Effective Strategies Against Olive Tree-Killing Bacterium Location: Apulia, Italy In the olive-rich region of Apulia, Italy, a relentless pathogenic bacterium, Xylella fastidiosa, has been wreaking havoc on olive trees since 2013, causing widespread concern among farmers and environmentalists. Traditional containment methods have shown limited success in curtailing its spread. However, a recent…
Category: Pest & Disease
Quick Reference Guide to Chemical Permits to combat Olive Pest & Diseases in Australia
Here is a quick reference guide to the current chemical permits listed with APVMA for Olives:
Permits cover Chemicals for insecticides, fungicides & herbicides.
Black Olive Scale Explained
Black Olive Scale (Saissetia oleae) Introduction Occasionally a sap-sucking insect known as Brown or Black Olive Scale will be seen on olive trees. It is rarely a problem if the trees are in good health. We usually only spray our mature trees for scale every two to three years and only then if they need…
Feral Olives and what to do?
Hi Amanda, What can we do to get our olive growers to control the huge number of wild olive seedlings growing on the roadsides and waterways As I drive around our state I see dozens of wild olive seedlings growing in the adjoining areas to our olive groves. They are spreading like weeds and if we…
Symptoms and management of Olive diseases and disorders
Barbara Hall and Dr Len Tesoriero A: South Australian Research & Development Institute, Plant Research Centre, Hartley Grove Urrbrae SA 5064 B: NSW department of Primary Industries, Elizabeth Macarther Agricultural Institute, Menangle NSW 2568. Olives have been grown in Australia almost since first settlement. However, the recent expansion of plantings in the last decade has bought…
Is your spraying equipment well adjusted?
Orchard Spray Equipment: Set Up and Calibration by Dr Greg O’Sullivan Efficient pest and disease management require the setting up and calibration of spray equipment so that application of pesticides is controlled and accurate. With correctly set up and calibrated equipment an operator can accurately control the quantity of chemical and volume of water…
About Olive Lace Bug – Froggattia Olivinia
Olive lace bugs are sap seeking insects that feed on the underside of leaves. They cause a yellow mottling to the leaves surface, which usually turns brown and drops off. They can cause severe loss of energy, defoliation and reduced fruit yield. The pest is native to New South Wales and South Queensland, but are…
Can Olive Lace Bug defoliate olive trees?
Hi Amanda, About our recent phone call to sort out our issues with our trees. Just thought I would send you some photos of my trees at Temora. Not sure if they are past help or not, certainly very sad. Spent yesterday modifying my paddock spray boom to spray trees. It looks as though it…
4 Factors That Will Set You Up For Next Olive Harvest
Marcelo Berlanda and I were talking about the need for proper implementation of key areas of grove management. It must be stressed that if any of these areas are lacking then production in your grove can be greatly affected, even to the extent of non-production of a commercial grove. In reflection, this is the…
Olive Pest: Clearwing Moths
DAMAGE Clearwing moth larval feeding can cause tree bark to become gnarled or rough. Borer feeding can damage the plants food- and water-conducting tissues. With some clearwing species such as those that attack sycamore and pine, feeding is tolerated by trees and apparently causes no serious harm. Feeding by other species can weaken or kill branches. Branches…
Sumi-Alpha Flex to deliver fast knockdown of Olive Lace Bug
Many growers have been contacting me about their ongoing problems with Olive Lace Bug. Outbreaks and populations of Olive Lace Bug have been found in areas where they never have been seen before. These cases of Lace Bug attack can be difficult to control, particularly when the pest is so persistent. A product called Sumi-Alpha…
Ant Bait Control in Olives and Crop applications with Distance PLUS by Sumitomo Chemical
Distance PLUS ant bait is based on the insect growth regulator Pyriproxyfen, it acts as a juvenile hormone mimic, preventing the queen from laying viable eggs and preventing the metamorphosis of larvae into adult ants. Because of its unique mode of action, Distance Plus causes a gradual reduction in worker numbers until the colony collapses…