Boxwood Blight Insight Group (BBIG): Sanitation and Nursery Practices

Jennifer Gray • June 3, 2024

his educational session aims to equip nursery producers, gardeners, and plant health professionals with vital knowledge and strategies to combat the pervasive threat of Calonectria pseudonaviculata, the fungus responsible for the devastating boxwood blight.

Boxwood blight, a serious concern for the horticulture industry, jeopardizes the health and viability of boxwood plants, significantly impacting the ornamental plant market. Addressing this issue, the webinar will delve into the critical control points in nursery production, emphasizing effective sanitation practices to prevent and manage the spread of this disease.


Attendees of the webinar can expect to gain:

  • An understanding of the lifecycle and spread of Calonectria pseudonaviculata.
  • Insight into the latest research and developments in boxwood blight control.
  • Practical guidance on implementing effective sanitation and preventive measures in nursery production.
  • Strategies for identifying critical control points to mitigate the risk of boxwood blight in their operations.



This webinar is essential for anyone involved in the cultivation, care, or management of boxwood

Share This Post

By Jennifer Gray July 23, 2025
COLUMBUS, OH – July 22, 2025 – The Horticultural Research Institute (HRI) and AmericanHort are proud to announce the HRI Leadership Academy Class of 2026, a cohort of accomplished professionals from across the green industry who are poised to take their leadership to the next level. These individuals, representing various industry segments and career paths, were selected for their commitment to horticulture and their desire to help shape the industry's future. The HRI Leadership Academy is a one-year advanced leadership program designed for experienced horticulture professionals looking to elevate their influence and expand their strategic thinking and business skills. Built around in-person classes, peer collaboration, and mentorship, this program prepares leaders to confidently navigate business challenges, drive innovation, and spark positive change in their businesses, the industry, and their communities. 
By Jennifer Gray March 14, 2025
It is neither economically sustainable nor environmentally acceptable to make multiple fungicide applications to protect boxwood, a key nursery crop and iconic landscape plant, from boxwood blight.
A close up of a green background with a blurred effect
By Jennifer Gray March 10, 2025
Columbus, OH - The Horticultural Research Institute (HRI), the research affiliate of AmericanHort, is excited to announce that it is now accepting research grant proposals for fiscal year 2026. HRI’s competitive grants program supports projects that directly impact and advance the green industry, providing funding for research on significant topics such as plant health, pest management, understanding consumer behavior, production efficiencies, and quantifying plant benefits.
Show More