Archive for the ‘Trees & Shrubs’ Category

Crusader™ Cockspur Hawthorn

n Cockspur thorn (Crataegus crus-galli) is sometimes seen as a dense, low-branched, broad-rounded tree to 25-35 feet with horizontal branching armed with numerous large 1.5 to 3 inch long thorns. Lower branches often sweep near to the ground. It is also often seen as a tall, flat-topped shrub. This native hawthorn grows naturally from Quebec […]

June Blooming Japanese Tree Lilac

Chinese tree lilac (Syringa reticulata) is an under-planted small multi-trunked tree or large flowering shrub (USDA hardiness zones 3-7). In tree form, it grows 20- 30 feet tall and 15- 20 feet wide with a rounded crown. Mature 70 year old plus specimens at Biltmore Estates in Asheville, NC are 50 feet or taller. Its […]

Summersweet Shrub – Underplanted And Underappreciated

Summersweet clethra (Clethra alnifolia), aka sweet pepperbush, is a deciduous summer blooming shrub that ranges from coastal Maine to Florida (USDA hardiness zones 4-8). This delightful shrub grows 3-6 feet, although some cultivars grow 8 feet or higher. Flower colors (depending on variety) range from white, pink, and rose pink. The sweetly fragrant flower clusters ( 4- 6 inches […]

Best of The Oakleaf Hydrangeas (So Far)

More than 30 available oakleaf hydrangea (Hydrangea quercifolia) cultivars, you can select the perfect specimen to complement any size garden USDA hardiness zones 5 -9). Oakleaf hydrangea is a native plant that delights gardeners with four seasons of distinct features. In spring, oak-shaped leaves are followed by summer’s white-panicled flowers. When it sheds its colorful […]

Try Maple-leaf Viburnum In Woodsy Areas

Maple-leaf Viburnum (Viburnum acerifolium) is a small to medium deciduous shrub that is indigenous to many areas of the Eastern U.S. (USDA hardiness zones 3-8). This underutilized native viburnum is at its finest in a dappled shady woodland landscape. Slow-growing at first, a single plant may reach heights of 4-6 feet and 2-4 feet in […]

Russian Arborvitae For Cool Areas Of The U.S.

Russian arborvitae and Siberian cypress  (Microbiota decussata) is an underutilize ground cover (USDA hardiness zones 3-7). This tough juniper-like evergreen hails from Siberia and demonstrates exceptional cold hardiness to -40 ° F. In extreme northerly sites, the lacy evergreen foliage may turn complete brown in the dead of winter and re-sprout in spring. In the cool temps of […]

Planting Small Trees Under Power Lines

Look Up before you plant. From city streets to country roadside are a myriad of power (utility) lines, e.g. electric, telephone, and cable TV wires. Utility companies have a “right of away” clearance to operate their lines. In most municipalities, mature trees growing into their lines can be cut down or all offending branches removed. Large trees often end […]

Select List Of The Better Kousa Dogwood Varieties

There are over 100 named varieties (cultivars)  of kousa (Chinese) dogwoods (Cornus kousa) in nursery trade (USDA hardiness zone 5-8). Most cultivars grow 20-30 feet high with some exceptions. Kousa dogwood blooms 2-3 weeks after U.S. native flowering dogwood (C. florida). Most grow shrub-like and tree forms require extensive training at the nursery. Flowers are 2-4 […]

Temperamental Big Leaf Hydrangeas

Get use to it… big leaf hydrangeas (Hydrangea macrophylla), also called hortensia hydrangeas, are temperamental (USDA hardiness zones 6-9). After a long winter of sub-freezing temperatures, these blue (or pink) flowering shrubs should be stunningly beautiful in spring. However, if the late winter- early spring temps flucuate wildly, grab your pruning shears. Too most gardeners, myself included, […]

Spike Winterhazels

I Winterhazels (Corylopsis spp.), native to China and Japan, is a wonderful genus comprised of winter flowering shrubs of varying heights and widths (USDA hardiness zones 5 to 8). Few U.S. gardeners know of them. Their bright yellow flowers are a lot bigger and showier than the witchhazels (Hamamelis spp.) which are close botanical relatives. […]