Archive for April 2011

Plants of the Week: April 25

Cornus florida 'Pluribracteata' (1) JWC blog

A pair of Cornus florida ‘Pluribracteata’ can be seen flanking either end of Parrish Hall. ‘Pluribracteata’ was selected for the doubled number of white bracts.  The small tree reaches 18 – 25 feet in height with an equal spread.

Prunus 'Higurashi' (2) JWC blog

Consider Prunus ‘Higurashi’ if space is a limiting factor.  The upright tree reaches 25 feet in height and bears double pink flowers.

Disporum flavum (2) JWC blog

Disporum flavum, or Mandarin fairy bells, is a rarely seen but easy-to-grow perennial for the woodland garden.  Several mature clumps can be seen in the Terry Shane Teaching Garden.  Yellow flowers are followed by blue fruits in autumn.…

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Making Burle Baskets

7 Completed Burle basket JWC

Looking for new ideas for summer containers?  In mid-May, the Arboretum will be putting out lush hanging baskets of tropicals.   Named “Burle basket” after the renowned Brazilian landscape architect Roberto Burle Marx, these baskets are a creative way to make an impressive, three-dimensional impact with tropical plants.

The base of the structure is a wire frame, in either a half sphere or conical shape.  The frame is then filled with sphagnum moss, which effectively retains the moisture for the plants.  Next, a good quality, moisture retaining soil is added.    When placing the plants, it is best to start at the …

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Rose Garden Renovations

Photo credit: S. Stark

In recent years, the Dean Bond Rose Garden has been hit hard by rose rosette disease. This is a disease believed to be caused by a virus that has been spreading through much of the wild rose population of the United States for years. It is of great concern to the nursery industry and to many home gardeners because it is known to be lethal to the wild multiflora rose (Rosa multiflora) and it is potentially lethal to many ornamental rose species and cultivars. The disease is known to be spread only by a very small, wind-dispersed eriophyid …

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