Meet the Hosts
Eva Monheim
Director and Producer
Eva Monheim is the co-host, director, and producer of The Plant a Trillion Trees Podcast and a certified arborist through the International Society of Arboriculture (ISA). She is the Author of Shrubs & Hedges: Discover, Grow, and Care for the World’s Most Popular Plants and has authored over 100 articles and scholarly papers along with numerous woody plant manuals. Eva is an award-winning educator with a horticultural and environmental consulting, and garden coaching business. She’s an instructor at the globally recognized Longwood Gardens for the Professional Horticulture Program where she teaches Arboriculture and Woody Plants. Additionally, she teaches Woody Plants in the Continuing Education Certificate Program.
Eva instructs Landscape Management and Garden Appreciation at The Barnes Arboretum at St. Joseph’s University and holds numerous degrees from the Pennsylvania State University in horticulture and art, a degree from Arcadia University in English literature, and post graduate courses in horticulture from the University of Reading in England. Her education at the University of Reading, has given her a global appreciation of garden design and environmental sensitivity for her work in the U.S. and abroad.
Monheim’s articles, designs, and photographs have appeared in national, regional, and local magazines, and newspapers – she even had her own newspaper column in The Philadelphia Inquirer. Eva was an assistant professor of instruction at Temple University in the department of landscape architecture and horticulture for over twelve years where she taught thirteen different subjects in undergraduate and graduate programs and was an early adaptor of teaching online. Monheim has owned several businesses including a floral shop, landscaping company, and is currently a co-principal of VEE – Verdant Earth Educators, LLC – an environmental consulting firm. Her breadth of knowledge in the horticulture industry and her extensive teaching experience has empowered hundreds of students who are now leaders in the commercial and public sectors of the green industry.
Hal Rosner
Co-Host
Hal Rosner started in the tree care business during a high school spring break, sophomore year. His grandparents ran their tree business, The Care of Trees, with three stake body trucks parked in the driveway of their home in Glenview Illinois.
An eclectic course of education after high school followed, including studying ornamental horticulture at Kishwaukee College in Malta IL; environmental studies at Northeastern Illinois University in Chicago, and journalism at Temple University in Philadelphia.
His post-college career started with The Pennsylvania Horticultural Society’s Philadelphia Green Program, working as a coordinator and community organizer for street tree plantings and other greening projects in low-income neighborhoods. He then joined the Morris Arboretum, serving as chief arborist and where he also coordinated workshops for tree care professionals.
As an ISA Board Certified Master Arborist, Hal has spent the better part of his career working in the private sector, working closely with institutional and residential clients diagnosing tree problems to help people maintain safe and healthy tree collections. As an NOFA Accredited Organic Land Care Professional, he maintains a focus minimizing pesticides and chemical fertilizers.
