HARRISBURG, Pa. – This spring, Pennsylvania was among 28 states where retailers received rhododendrons which may have been exposed to a plant pathogen called Phytophthora ramorum. The pathogen causes infectious disease in popular Pennsylvania plants and shrubs including rhododendron, mountain laurel, lilac, viburnum, and pieris. Anyone who has recently purchased a rhododendron should monitor the plant for signs of disease, […]
Read the full story here: https://www.explorejeffersonpa.com/agriculture-dept-encourages-pennsylvanians-to-check-rhododendrons-for-infectious-disease/