Archive for September 2012

Hovenia dulcis– A Look at the Oriental Raisin Tree and Several Other Rhamnaceae

Rhamnaceae, commonly known as the buckthorn family, is a relatively large family comprised of members not typically encountered in North American gardens. The numerous genera and species, predominantly trees and shrubs, are generally encountered in subtropical and tropical regions. Temperate-dwellers include Rhamnus, Ceanothus, Ziziphus, and Hovenia.

A pair of Rhamnus frangula Fine Line® flanks the rear entrance to Trotter Hall. photo credit: J. Coceano

A pair of Rhamnus frangula Fine Line® flanks the rear entrance to Trotter Hall. The shrub’s exaggerated upright habit partners well with the stonework and emphasis on texture highlighted throughout the …

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Museum Day Live!

On Saturday, September 29, 2012 the Scott Arboretum of Swarthmore College along with over 1,400 venues will participate in the eighth annual Museum Day Live! Visitors to the Arboretum can pick up a free gift in the Wister Center from 11 am to 3 pm that day as well as be eligible for special membership offer. This immensely successful program, which began at the Smithsonian Institution’s Washington, DC-based facilities, encourages learning and the spread of knowledge nationwide.

Fall leaves decorate the lawn outside of the rear entrance of Parrish Hall. photo credit: D. Mattis

Inclusive by design, Museum Day Live! …

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Plants of the Week – September 17

Fruiting viburnums are coming into their full glory. Viburnum nudum, the smooth witherod or possumhaw viburnum, is an east coast native growing 6-10’ tall and wide. Creamy white flower cymes appear in May and June. Fruits transition from green to pink to blueberry blue as the season progresses. Several cultivars have been released including ‘Winterthur’, BrandywineTM, and ‘Pink Beauty’. Photo credit: J. Coceano

 

Another stunning fruiting viburnum is Viburnum setigerum ‘Aurantiacum’. The cultivar produces bright orange fruit whereas the species bears red fruit. One criticism of V. setigerum is its leggy, lanky habit. Stems can reach 8-12’ in height …

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