Red osier dogwood (Cornus sericea) is a medium-sized, deciduous shrub native to much of the Northern and Western United States (USDA hardiness zones 2-7). Without question these shrubs standout in winter by their colorful stems (see pruning recommendations below). Cut branches are an added plus for indoor arrangements. The yellow-twig form (C. sericea ‘Flaviramea’) is also available. Leaves are oblong-lanceolate […]
Archive for the ‘Trees & Shrubs’ Category
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 […]
Ten Native Shrubs Possessing Great Fall Leaf Color
Some native U.S. landscape shrubs are not only great spring/summer flowering shrubs, but their fall foliage color(s) are an added attraction. Here are ten of my favorites listed alphabetically by genus: Bottlebrush Buckeye (Aesculus parvifolia) – foliage of this summer flowering shrub turns bright yellow in fall. (zones 4-8) Red Chokeberry (Aronia arbutifolia) – under-planted native shrub that […]
Osage Orange As A Landscape Tree
Osage orange (Maclura pomifera) has been declawed and neutered (USDA Zones 5-9). A member of the mulberry family (Moraceae), this tough prairie tree species is native to east Texas, Oklahoma and Arkansas. It grows fast @ 2 ½ to 3 feet per year. It is also called Bois D’Arc (pronounced “bow-dark”). Osage orange is a […]
Working With Poorly Drained Soils
As a rule, yews (Taxus spp.), Japanese hollies (Ilex crenata), azaleas (Rhododendron spp.), blueberries (Vaccinium spp.), and roses (Rosa spp.) are common examples of landscape plants that fail in poorly drained soils. Holly cultivars like ‘Hoogendorn’ and ‘Soft Touch’ fair better in clay soils that most other Japanese hollies in the Southern Appalachian region (USDA hardiness […]
Not New –Still Top Landscape Performers
A senior gardener knows that many new plant cultivars (varieties) are often no better than what had come before. Many “superstar” shrubs, some released a decade or more ago, are still topnotch performers in many parts of the U.S. Here are six which I continue to recommend highly. ‘Low &Behold® Blue Chip Jr.’ Butterfly Bush is a super compact 18-30 […]
Favorites Among The Rose Of Sharon (Althea) Shrubs
Rose of Sharon, aka shrub althea, (Hibiscus syriacus) is a woody hibiscus shrub that is hardy in temperate northern areas of the U.S. (USDA hardiness zones 5-9). This summer flowering shrub is exceptionally easy to grow. At one time, it was a great pass-along shrub that fell out of favor. However, old fashioned varieties frequently reseeded […]
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 […]
Native Plumleaf Azalea Blooms In Late July
Plumleaf azalea (Rhododendron prunifolium) is a native deciduous azalea that grows in the Chattahoochee River Valley on the Georgia-Alabama line (USDA hardiness zones 6-9). It is one of the signature plants of Callaway Gardens in Pine Mountain, Georgia. Their bright orange-red flowers surprise in late July into early Augusta and blooms may last for 2 weeks or […]