Archive for the ‘Planting tips’ Category

‘Biokova’ Cranesbill Dependable Year-Round Ground Cover

Biokova is not a new geranium, aka cranesbill (Geranium x cantebrigiense ‘Biokova’). Its exceptional landscape performance has earned the 2015 Perennial Plant of the Year designation. Cranesbills are highly dependable perennial ground cover for partial sun to partial shade landscape sites (USDA hardiness zones 5-8). Among the better choices of cranesbills, ‘Biokova’ has proven exceptionally reliable here […]

Winter Blooming Flowering Apricot

Flowering apricot (Prunus mume) is native to southeastern Asia(USDA hardiness zones 6-8). It is primarily grown for its mid to late winter bloom of pink flowers. This small 15-20 feet tall tree grows in average well-drained, acidic soils in full sun to partial shade. Avoid planting in heavy or wet soils. Most abundant flowering occurs in full sun. In the […]

Take A Second Look At Canadian Hemlock

              Canadian hemlock (Tsuga canadensis) is a native evergreen species which is available in many forms: prostrate, globose, weeping, fastigiate and variegated (USDA Hardiness Zones 3-7). Its tremendous versatility as a hedging tree or shrub  in planting sites is also a great reason to continue to include hemlock in the landscape. Hemlock may […]

What Roses Need

              A goal of most rose gardeners (rosarians) is to grow them almost maintenance free. The improved shrub roses introduced almost two decades ago have brought this too reality. Rose series such as Knockout®, Home Run®, Drift®, OSO Easy®, Carefree® and Meidiland™ are among the best. No matter the pedigree of the rose, selecting a […]

Blue Atlas Cedar Becoming Very Popular In Urban Landscape

Blue Atlas cedar (Cedrus atlantica ) hails from the Atlas Mountains in northern Morocco and Algeria (USDA hardiness zone 6). The cultivar ‘Glauca’ has been the popular choice because of its blue green foliage. Blue Atlas grows to 40-60 feet in height, but individuals over 70 feet are hard to find. Mature forms, those 50 […]

New Christmas Roses (Hellebores) Greatly Improved

  Christmas roses (Helleborus niger) is a winter flowering perennial. It is native to central and southern Europe (USDA hardiness zones 4-8) and is not as winter hardy as lenten rose (Helleborus x orientalis). Christmas rose tends to flower 1 to 4 weeks earlier, around the Christmas holidays in southern climes (zones 7-8). New selections of H. niger are better […]

Nellie R. Stevens Holly

  Hollies and the winter season work well together. Female hollies with bright red fruits (yellow-fruited forms also) contrast with their glossy evergreen foliage. ‘Nellie R. Stevens’ holly (NRS), a female form, is a cross between English (Ilex aquifolium) and Chinese (I. cornuta) hollies. NRS is the popular holly choice in Southern landscapes (USDA hardiness zones 6 to 9). Hollies are dioecious, […]

All About Mulches

                Mulches aid in retaining soil moisture and reducing weeding chores. Over the years organically-based mulches gradually improve garden soils. Organic mulches are basically recycled bark, branches, twigs and leaves (including needles). Frequently they are organic by-products from the logging industry. Grass clippings and straw are also mulch sources. Hay is usually  full […]

Conifers For Poorly Drained Soils

Before planting conifers in your landscape, it’s absolutely important to know the drainage (percolation rate) of the soil, particularly if it is clay-based. Most conifers prefer well-drained sandy and clay loam soils. To determine your soil type and rate of drainage, try the “hole test” recommended by Virginia Tech University horticulturists. Dig a hole approximately one foot deep […]

Emerald™ Arborvitae

Emerald™ or ‘Emerald Green’ arborvitae (Thuja occidentalis ‘Smaragd’) is not new shrub or cultivar. More than 3 generations of gardeners have used this unique form of eastern arborvitae as their “go to” evergreen shrub up and down the eastern coast and through the Midwest (USDA hardiness zones 3-7). Emerald is a semi-dwarf evergreen shrub with a […]