Development of Grapevine Leafroll Associated Virus 3 symptoms within a month on rooted Cabernet Sauvignon cuttings

Symptoms of GLRaV-3 are visible in the form of leaves reddening which initially appears on smaller leaves surface. As the infection spreads, the entire leaf turns red, while only the leaf veins remain green. The leaves start to downroll. The symptoms first affect the older leaves but as the infection spreads, they become visible throughout the whole plant.