MySheen

Eight Immortals virus disease

Published: 2024-11-05 Author: mysheen
Last Updated: 2024/11/05, Also known as bulbous virus disease, eight immortal mosaic disease. Sporadic discoveries in Beijing, Henan, Hebei and other places. Harm to the eight Immortals, make its plants short, flowers small and light, reduce the ornamental value. Horticultural cultivation in some places to watch its morbid beauty, known as the variegated leaf eight immortals. Symptoms of systemic diseases, susceptible plants, the whole plant is thin, branches, leaves, spikes of light color, showing a layer of light pink white covered by a layer of light green; leaves in pink green mixed with irregularly shaped pink-white patches, patch boundaries are obvious, separated by leaf veins; leaf margin white. Early spring and winter shed

Also known as bulbous virus disease, eight immortal mosaic disease. Sporadic discoveries in Beijing, Henan, Hebei and other places. Harm to the eight Immortals, make its plants short, flowers small and light, reduce the ornamental value. Horticultural cultivation in some places to watch its morbid beauty, known as the variegated leaf eight immortals.

Symptoms of systemic diseases, susceptible plants, the whole plant is thin, branches, leaves, spikes of light color, showing a layer of light pink white covered by a layer of light green; leaves in pink green mixed with irregularly shaped pink-white patches, patch boundaries are obvious, separated by leaf veins; leaf margin white. The diseased leaves in the greenhouse are green and white in early spring and winter, and the color contrast becomes smaller after the arrival of high temperature in summer.

Disease regularity, virus disease. Sporadic disease, spread by cuttings in the flower bed.

Prevention and cure method

(1) strict quarantine to prevent spread.

(2) the diseased plant is not used as the mother tree for cuttage propagation. For ornamental purposes, special nurseries can be set up to propagate diseased plants, but the scope should be strictly controlled.

 
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