Chasing the Red Queen: The Evolutionary Race between Pests and Poisons

Arnold Arboretum, Hunnewell Building 125 Arborway, Jamaica Plain, MA, United States

Andy Dyer, PhD, Associate Professor of Biology, University of South Carolina, Aiken Location: Arnold Arboretum: Hunnewell Building In Through the Looking Glass, the Red Queen tells Alice she must run as fast as she can just to stay in place. Modern agriculture, with its almost total dependence on chemical pesticides, is the Alice of today. […]

$10

Pruning Project: Tamin the Early Season Bloomers

Arnold Arboretum, Hunnewell Building 125 Arborway, Jamaica Plain, MA, United States

Jen Kettell, Arborist and Horticultural Educator Location: Arnold Arboretum, Hunnewell Building Now is the time to prune those early-blooming shrubs--once they’ve flowered--so their growth through the summer can fuel the development of next year’s buds. ISA-certified arborist Jen Kettell will focus your attention on the kinds of shrubs that should be pruned now, various pruning cuts, […]

$35

Collections Up Close: Lindens in the Landscape

Arnold Arboretum, Hunnewell Building 125 Arborway, Jamaica Plain, MA, United States

Sunday, June 21, 1:00–3:00pm, Meadow Road, Arnold Arboretum The Tilia (linden) collection is the largest genus of summer-flowering trees in the Arnold Arboretum–nearly 150 trees are in the collection, most along Meadow road. In late June and early July, they are at the height of their bloom, providing an exceptional opportunity for study, comparison, and […]

Free

Collections Up Close: Viburnums All Around

Arnold Arboretum, Hunnewell Building 125 Arborway, Jamaica Plain, MA, United States

From A (Viburnum acerifolium) to at least W (Viburnum wrightii var. eglandulosum), more than 70 viburnum species, hybrids, and cultivars at the Arnold Arboretum offer a unique look into the diversity of this shrub. Join Sue Pfeiffer, Arboretum Horticulturalist, for a look at both the horticultural characteristics of viburnum and the ongoing monitoring of the […]

Free

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