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Viticulture is not just a key segment of Australian agriculture; it’s the lifeblood of our globally acclaimed wine industry. From the rolling vineyards of the Adelaide Hills to the cool-climate vineyards of Tasmania, Australian wine is celebrated for its exceptional quality and diversity. However, this success story faces a formidable challenge: vine scale disease.

The Impact of Vine Scale Disease

Vine scale, particularly the pest Parthenolecanium persicae, has become a serious threat to the vitality of our vineyards. This pest’s presence in vineyards can have a devastating impact, including:

Reduced Grape Yield: Vine scale feeds on plant sap, stunting growth and drastically lowering the quantity of grapes harvested. In heavy infestations, the reduction in yield can be significant, affecting the entire production cycle.

Lower Fruit Quality: The damage caused by vine scale can lead to deformed or undersized grapes, compromising the quality of the fruit. This deterioration directly impacts the quality of the wine, potentially reducing its market value.

Spread of Other Diseases: By creating wounds on grapevines, vine scale makes them more susceptible to secondary infections and other diseases. This added stress can further diminish the health of the vineyard.

Economic Impact: Reduced yields, lower fruit quality, and increased management costs lead to substantial economic losses for vineyard owners. These challenges have profound broader implications for the wine industry, affecting not only individual producers but also the industry’s reputation and profitability.

AgXtra’s Role in Combatting Vine Scale Disease

At AgXtra, our commitment to combating vine-scale disease involves close collaboration with key stakeholders and industry experts. Over the past three years, our dedicated horticultural team has conducted comprehensive crop protection trials in vineyards throughout South Australia. These rigorous trials have led to significant advancements in treatment strategies, offering promising new solutions for vineyard owners.

Our research has focused on testing various control measures to address the challenges of vine-scale disease. By evaluating a range of treatment options under real-world conditions, we have developed a deeper understanding of how to effectively manage and mitigate the impact of this pest.

The insights gained from these trials will be crucial in providing practical and effective solutions to minimise the adverse effects of vine-scale disease. By working closely with our clients, we are dedicated to ensuring Australia’s viticulture sector’s long-term resilience and sustainability..


Alana Hill-Ling
Marketing Manager, AgXtra