Thrips Parvispinus: Identification, Scouting, And Potential Controls
HRI Research • May 11, 2023
Thrips parvispinus may lack a universally accepted common name (some refer to it as Pepper Thrips, others as tropical tobacco thrips), but by whatever name you might call it, it is one destructive little pest. Native to the Asian tropics, T. parvispinus has been reported in or intercepted from five continents in the last 30 years and has a wide range of host plants including vegetable, fruit, and ornamental plants.
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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.
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.
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.
