Companion bulbs, often called “minor bulbs”, are early signs that spring is coming. Three of the most reliable are snowdrops, winter aconites and Glory of the snow. They bloom before crocus in winter. Winter aconite (Eranthis hyemalis) returns with floral beauty less than three months after planting. Plants poke through the ground, grow and flower 3 to 6 […]
Archive for the ‘Winter Garden Interest’ Category
Inkberry Holly Substitute For Boxwood
Ilex glabra ‘Densa’ Inkberry holly (Ilex glabra), also called gallberry, is a slow-growing broadleaf evergreen shrub (USDA hardiness zones 4-9). It grows to 5-8 feet tall and can spread by root suckers and form colonies. Inkberry is native from the eastern coast of Canada south to Florida, west to Louisiana. The shrub is at home in sandy […]
Zone 6 Hardy Camellias – Plant Now!
More and more people gardening in zones 6 and 7 have discovered that they can successfully grow camellias. Once considered an exclusively Southern plant, many camellia varieties are very cold hardy where winter temps drop to 0 to 5°F. Their floral buds burst open with bright whites, pink and red shades, and spotted color blends. […]
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 […]
Know About Liriopes
Monkeygrass (Liriope muscari) and creeping lilyturf (L. spicata) are native to Asia. They are known by several names including lilyturf, monkeygrass, spider grass and liriope (USDA hardiness zones 6-10). Some varieties are hardier than others. In general, L. muscari have more narrow leaves. Depending on variety, spikes of lavender, purple, or white flowers arise in […]
Unusual Forms Of Umbrella Pine Are Really Cool
Japanese Umbrella Pine (Sciadopitys verticillata) is a prized ornamental evergreen (USDA hardiness zones 5b -9). It is not actually a pine. The only species within genus Sciadopitys, this conifer dates back to the dinosaurs. Umbrella pine is a mid-sized landscape tree with several fine attributes: 1. glossy green long narrow needles arranged like the spokes of a wheel; 2. peeling […]
Umbrella Pine—A Conifer Collector’s Dream Plant
Japanese Umbrella Pine (Sciadopitys verticillata) is an evergreen (USDA hardiness zones 5b -9). It is not actually a pine. Historically, umbrella pines date back to the dinosaur age. This mid-sized landscape tree displays several fine attributes: shiny leaves are arranged in whorls like the spokes of an umbrella; peeling, reddish brown bark and a […]
Korean Sweetheart Tree
The late Dr. J. C. Raulston, N.C. State University horticulture professor emeritus, discovered Korean sweetheart tree (Euscaphis japonica) in 1985 on the Korean Peninsula while participating in a U.S. National Arboretum collection expedition (USDA hardiness zones 6-8). Dr. Raulston brought seeds back to the N.C. State Arboretum for assessment and evaluation. The species common name “sweetheart […]

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