How do I stop whiteflies on my grapes?

Whiteflies on grapevines can be frustrating for home gardeners, but they do not always require treatment. Horticulture experts discuss how to identify whitefly problems on grapes, when control measures are needed, and effective options including insecticidal soap, neem oil, and a strong stream of water. Learn why treating the underside of grape leaves is important, how weeds and high-nitrogen fertilizer can contribute to whitefly populations, and how healthy grape plants can often tolerate some insect feeding.

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