‘Centennial’ is an excellent, vigorous Magnolia stellata cultivar with large (5.5″ across), pink-blushed white flowers with numerous tepals. This plant was released by the Arnold Arboretum of Harvard University in 1972 to commemorate its 100th anniversary. Handsome specimen at all seasons. Needs at least some protection from strong wind in Zones 4 and 5. Somewhat […]
Salix purpurea ‘Nana’ is a dioecious, compact, rounded shrub well-suited for wet areas, rain gardens, and bank stablizition. Tolerates heavy pruning. […]
An excellent tree for naturalizing and for very early, but short-lived, bloom, the Spring Flurry Allegheny Serviceberry has an upright form and grows larger than the species type, up to 35 feet tall. Fruits are edible and a prime source of food for birds. Subject to the troubles of Rosaceous plants in general, including fire-blight […]
Read More… from Amelanchier laevis ‘JFS-Arb’ [sold as Spring Flurry®]
‘Blue Carpet’ is a low-growing and spreading shrub with attractive bluish-gray foliage. This plant gained its common name from the single seed borne by each cone. Widely adapted to soils and climates. Does well in alkaline soils, but not wet soils. Susceptible to bagworms. […]
This group of Liquidambar styraciflua (Sweetgum) trees was germinated in August of 1984 aboard the space shuttle Discovery. Purdue astronaut Charles Walker of Bedford, Indiana, brought back 200 tiny trees; these recognize Purdue’s many astronauts. Sweetgums are handsome shade trees with few troubles and outstanding seasonal interest. Widely adapted to soils and climates, as evidenced […]
This flat-topped cultivar is compact, low growing, and wide spreading with deep green foliage. Widely adaptable to soils and climates, except for low light conditions. Tolerates alkaline soils, heat, and drought. Members of this species are used from New England to Minnesota to Louisiana. Phomopsis and Kabatina blights can be a serious problem in some […]
This rounded, compact, and low-fruiting cultivar has finely compound leaves that provide a pleasant, dappled shade in the summer. The thornless forma inermis is only sold in commerce, as the profuse thorns of the species type can be a liability. Mimosa webworm and locust mite are serious pests in the Midwest, and are becoming more […]
Read More… from Gleditsia triacanthos f. inermis ‘Impcole’ [sold as Imperial®]
‘Wintergreen’ has a narrow pyramidal habit and maintains excellent color all year round. Slightly faster growing and more shade tolerant than other variants of T. occidentalis. One of the best plants for screening in moist, well-aerated soils. Bagworms can be a problem. Subject to several other insect pests, all of which usually can be controlled […]
‘Rosea Plena’ is a small, near fruitless, multi-stemmed shrub with beautiful pink and white double flowers. It has an irregular, spreading form that can eventually become too open. Annual and immediate pruning following flowering and constant removal of root suckers will help maintain a better form and encourage increased blooming. Requires well-drained soil. Susceptible to […]
The Purdue Arboretum is a collaboration between the Department of Horticulture and Landscape Architecture and Physical Facilities Grounds Department